Place for Plants (Plant Nursery, Retailer)
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Contact Rupert & Sara Eley
Tel: (01206) 299224
Fax: (01206) 299229
Email: sales@placeforplants.co.uk
Address: East Bergholt Place
East Bergholt
Suffolk
CO7 6UP
Plant types: Shrubs, Trees
Plants
Plants stocked by Place for Plants:
- Abelia chinensis (Chinese abelia)
- Abelia schumannii (Schumann abelia)
- Abelia x grandiflora (Glossy abelia)
- Abelia x grandiflora 'Frances Mason' (Abelia 'Frances Mason' )
- Abeliophyllum distichum (White forsythia)
- Abies koreana (Korean fir)
- Abies nordmanniana (Nordmann fir)
- Abutilon 'Kentish Belle' (Abutilon 'Kentish Belle')
- Abutilon megapotamicum (Trailing abutilon)
- Abutilon megapotamicum 'Variegatum' (Trailing abutilon 'Variegatum')
- Abutilon vitifolium (Abutilon)
- Abutilon x suntense (Violetta abutilon)
- Abutilon x suntense 'Jermyns' (Abutilon 'Jermyns')
- Acacia baileyana (Cootamundra wattle)
- Acacia baileyana 'Purpurea' (Cootamundra wattle)
- Acacia baileyana 'Purpurea' (Cootamundra wattle 'Purpurea')
- Acacia dealbata (Blue wattle)
- Acacia longifolia (Sydney golden wattle)
- Acacia pravissima (Ovens wattle)
- Acanthus mollis (Bear's breeches)
- Acer campestre (Field maple)
- Acer cappadocicum 'Aureum' (Golden Cappadocian maple)
- Acer cappadocicum 'Rubrum' (Red Cappadocian maple)
- Acer circinatum (Vine maple)
- Acer cissifolium (Vine-leafed maple)
- Acer davidii 'George Forrest' (Père David's maple 'George Forrest')
- Acer davidii 'Rosalie' (Père David's maple 'Rosalie')
- Acer davidii 'Serpentine' (Père David's maple 'Serpentine')
- Acer griseum (Paperbark maple)
- Acer japonicum 'Aconitifolium' (Japanese maple 'Aconitifolium')
- Acer negundo 'Flamingo' (Box elder 'Flamingo')
- Acer palmatum (Japanese maple)
- Acer palmatum 'Aoyagi' (Japanese maple 'Aoyagi')
- Acer palmatum 'Bloodgood' (Japanese maple 'Bloodgood')
- Acer palmatum 'Inazuma' (Japanese maple 'Inazuma')
- Acer palmatum 'Katsura' (Japanese maple 'Katsura')
- Acer palmatum 'Orange Dream' (Japanese maple 'Orange Dream')
- Acer palmatum 'Osakazuki' (Japanese maple 'Osakazuki')
- Acer palmatum 'Sango-kaku' (Coral bark maple)
- Acer palmatum 'Trompenburg' (Japanese maple 'Trompenburg')
- Acer palmatum var. dissectum 'Garnet' (Japanese maple 'Garnet')
- Acer palmatum var. dissectum 'Inaba-shidare' (Japanese maple 'Inaba-shidare')
- Acer palmatum var. dissectum 'Seiryu' (Japanese maple 'Seiryu')
- Acer pensylvanicum (Moosewood)
- Acer platanoides (Norway maple)
- Acer platanoides 'Crimson King' (Norway maple 'Crimson King')
- Acer platanoides 'Crimson Sentry' (Norway maple 'Crimson Sentry')
- Acer platanoides 'Drummondii' (Silver variegated maple)
- Acer pseudoplatanus 'Brilliantissimum' (Sycamore 'Brilliantissimum')
- Acer rufinerve (Snakebark maple)
- Acer rufinerve (Grey snake-bark maple)
- Acer saccharinum (Silver maple)
- Acer triflorum (Three-flower maple)
- Achillea 'Coronation Gold' (Yarrow 'Coronation Gold')
- Achillea 'Credo' (Yarrow 'Credo')
- Achillea 'Fanal' (Yarrow 'Fanal')
- Achillea 'Feuerland' (Yarrow 'Feuerland')
- Achillea 'Lachsschönheit' (Yarrow 'Lachsschönheit')
- Achillea 'Martina' (Yarrow 'Martina')
- Achillea 'Moonshine' (Yarrow 'Moonshine')
- Achillea 'Summerwine' (Yarrow 'Summerwine')
- Achillea 'Terracotta' (Yarrow 'Terracotta')
- Achillea filipendulina 'Cloth of Gold' (Yarrow 'Cloth of Gold')
- Achillea millefolium 'Cerise Queen' (Yarrow 'Cerise Queen')
- Achillea x lewisii 'King Edward' (Yarrow 'King Edward')
- Aconitum 'Ivorine' (Monkshood 'Ivorine')
- Aconitum 'Spark's Variety' (Monkshood 'Spark's Variety')
- Aconitum napellus (Monkshood)
- Aconitum x cammarum 'Bicolor' (Purple wolf's bane 'bicolor')
- Actaea racemosa (Cohosh bugbane)
- Actinidia kolomikta (Kolomikta)
- Adenophora liliifolia (Ladybells)
- Aeonium 'Zwartkop' (Aeonium 'Zwartkop')
- Aesculus californica (California buckeye)
- Aesculus hippocastanum (Horse chestnut)
- Aesculus indica (Indian horse chestnut)
- Aesculus parviflora (Bottlebrush buckeye)
- Aesculus x carnea 'Briotii' (Red horse chestnut 'Briotii')
- Aesculus x neglecta 'Erythroblastos' (Sunrise horse chestnut)
- Agapanthus 'Blue Giant' (African lily 'Blue Giant')
- Agapanthus 'Midnight Star' (African lily 'Midnight Star')
- Agapanthus 'Purple Cloud' (African lily 'Purple Cloud')
- Agapanthus campanulatus subsp. patens (Spreading bell agapanthus)
- Agastache 'Blue Fortune' (Giant hyssop 'Blue Fortune')
- Agave americana (Century plant)
- Agave americana 'Variegata' (Variegated century plant)
- Ailanthus altissima (Tree of heaven)
- Ajuga reptans 'Atropurpurea' (Carpenter's herb 'Atropurpurea')
- Ajuga reptans 'Braunherz' (Bugle 'Braunherz')
- Ajuga reptans 'Burgundy Glow' (Bugle 'Burgundy Glow')
- Ajuga reptans 'Catlin's Giant' (Bugle 'Catlin's Giant')
- Akebia quinata (Chocolate vine)
- Akebia trifoliata (Three-leaf akebia)
- Alcea rosea 'Nigra' (Hollyhock 'Nigra')
- Alchemilla erythropoda (Dwarf lady's mantle)
- Alchemilla mollis (Lady's mantle)
- Allium 'Globemaster' (Allium 'Globemaster')
- Allium atropurpureum (Allium atropurpureum)
- Allium caeruleum (Blue flowered allium)
- Allium cernuum (Nodding wild onion)
- Allium cristophii (Star of persia)
- Allium giganteum (Giant allium)
- Allium hollandicum 'Purple Sensation' (Allium 'Purple Sensation')
- Allium karataviense (Kara Tau garlic)
- Allium karataviense 'Ivory Queen' (Kara Tau garlic 'Ivory Queen')
- Allium oreophilum (Allium oreophilum)
- Allium schoenoprasum (Chives)
- Allium schubertii (Allium schubertii)
- Allium sphaerocephalon (Roundhead leek)
- Allium triquetrum (Three-cornered leek)
- Allium unifolium (One-leaf allium)
- Allium vineale 'Hair' (Allium 'Hair')
- Alnus cordata (Italian alder)
- Alnus glutinosa (Common alder)
- Alnus glutinosa 'Imperialis' (Alder 'Imperialis')
- Amaryllis belladonna (Jersery lily)
- Amelanchier canadensis (June berry)
- Amelanchier lamarckii (Snowy mespilus)
- Anaphalis triplinervis (Triple-nerved pearly everlasting)
- Anaphalis triplinervis 'Sommerschnee' (Pearl everlasting 'Sommerschnee')
- Anchusa azurea 'Loddon Royalist' (Bugloss 'Loddon Royalist')
- Andromeda polifolia 'Blue Ice' (Bog rosemary 'Blue Ice')
- Anemone blanda 'White Splendour' (Winter windflower 'White Splendour')
- Anemone coronaria (Garden anemone)
- Anemone hupehensis 'Hadspen Abundance' (Japanese anemone 'Hadspen Abundance')
- Anemone hupehensis var. japonica 'Prinz Heinrich' (Japanese anemone 'Prinz Heinrich')
- Anemone nemorosa (Wood anemone)
- Anemone nemorosa 'Robinsoniana' (Wood anemone 'Robinsoniana')
- Anemone ranunculoides (Yellow anemone)
- Anemone sylvestris (Snowdrop anemone)
- Anemone x hybrida 'Andrea Atkinson' (Japanese anemone 'Andrea Atkinson')
- Anemone x hybrida 'Honorine Jobert' (Japanese anemone 'Honorine Jobert')
- Anemone x hybrida 'Königin Charlotte' (Japanese anemone 'Königin Charlotte')
- Anemone x hybrida 'Serenade' (Japanese anemone 'Serenade')
- Anemone x hybrida 'Whirlwind' (Japanese anemone 'Whirlwind')
- Angelica archangelica (Angelica)
- Angelica gigas (Korean angelica)
- Anthemis tinctoria 'E.C. Buxton' (Dyer's chamomile 'E.C. Buxton')
- Anthemis tinctoria 'Sauce Hollandaise' (Dyer's chamomile 'Sauce Hollandaise')
- Anthriscus cerefolium (Chervil)
- Anthriscus sylvestris 'Ravenswing' (Purple cow parsley)
- Aquilegia 'White Star' (Columbine 'White Star')
- Aquilegia alpina (Alpine columbine)
- Aquilegia viridiflora (Green-flowered columbine)
- Aquilegia vulgaris 'William Guiness' (Columbine 'William Guiness')
- Aquilegia vulgaris var. stellata 'Black Barlow' (Barlow Series) (Columbine 'Black Barlow')
- Aquilegia vulgaris var. stellata 'Nora Barlow' (Barlow Series) (Columbine 'Nora Barlow')
- Arabis blepharophylla (Rock cress)
- Arabis procurrens 'Variegata' (Spreading rock cress 'Variegata')
- Aralia elata (Angelica tree)
- Araucaria araucana (Monkey puzzle)
- Arbutus 'Marina' (Strawberry tree 'Marina')
- Arbutus unedo (Pink strawberry tree)
- Arbutus unedo f. rubra (Strawberry tree 'Rubra' )
- Arenaria montana (Mountain sandwort)
- Arisarum proboscideum (Mouse plant)
- Armeria 'Joystick Lilac Shades' (Joystick Series) (Thrift 'Joystick Lilac Shades' )
- Armeria juniperifolia (Juniper-leaved thrift)
- Armeria maritima (Thrift)
- Armeria maritima 'Alba' (Thrift 'Alba')
- Armeria maritima 'Vindictive' (Thrift 'Vindictive')
- Armoracia rusticana (Horse radish)
- Aronia melanocarpa (Black chokeberry)
- Aronia melanocarpa 'Autumn Magic' (Black chokeberry 'Autumn Magic')
- Artemisia absinthium 'Lambrook Mist' (Common wormwood 'Lambrook Mist')
- Artemisia alba 'Canescens' (Mugwort 'Canescens')
- Artemisia ludoviciana 'Silver Queen' (Western mugwort 'Silver Queen')
- Artemisia schmidtiana 'Nana' (Dwarf Schmidt wormwood)
- Artemisia stelleriana 'Boughton Silver' (Beach wormwood 'Boughton Silver')
- Arum italicum subsp. italicum 'Marmoratum' (Italian arum 'Marmoratum')
- Aruncus aethusifolius (Dwarf goat's beard)
- Aruncus dioicus (Goat's beard)
- Arundo donax (Giant reed)
- Asarina procumbens (Trailing snapdragon)
- Asarum europaeum (Hazelwort)
- Asphodeline lutea (King's spear)
- Asplenium scolopendrium (Hart's tongue fern)
- Asplenium trichomanes (Maidenhair spleenwort fern)
- Astelia chathamica (Silver spear)
- Aster 'Little Carlow' (Michaelmas daisy 'Little Carlow')
- Aster alpinus (Blue alpine daisy)
- Aster divaricatus (White wood aster)
- Aster novae-angliae 'Andenken an Alma Pötschke' (Hairy michaelmas daisy 'Andenken an Alma Pötschke')
- Aster novae-angliae 'Harrington's Pink' (Hairy michaelmas daisy 'Harrington's Pink')
- Aster novi-belgii 'Jenny' (Michaelmas daisy 'Jenny')
- Aster novi-belgii 'Little Pink Beauty' (Michelmas daisy 'Little Pink Beauty')
- Aster novi-belgii 'Samoa' (Island Series) (Michaelmas daisy 'Samoa')
- Aster x frikartii 'Mönch' (Frikart's aster 'Monch')
- Astilbe 'Bronce Elegans' (Astilbe 'Bronce Elegans')
- Astilbe 'Deutschland' (Astilbe 'Deutschland')
- Astilbe 'Rheinland' (Astilbe 'Rheinland')
- Astilbe 'Sprite' (Astilbe 'Sprite')
- Astilbe 'Straussenfeder' (Astilbe 'Straussenfeder')
- Astilbe chinensis var. pumila (Dwarf chinese astilbe)
- Astilbe chinensis var. taquetii 'Superba' (Chinese astilbe 'Superba')
- Astilbe glaberrima var. saxatilis (Glaucous rock astilbe)
- Astilbe x crispa 'Perkeo' (Astilbe 'Perkeo')
- Astilboides tabularis (Common astilboides)
- Astrantia 'Moulin Rouge' (Masterwort 'Moulin Rouge')
- Astrantia major (Masterwort)
- Astrantia major 'Claret' (Masterwort 'Claret')
- Astrantia major 'Rubra' (Masterwort 'Rubra')
- Astrantia major 'Ruby Wedding' (Masterwort 'Ruby Wedding')
- Astrantia major 'Sunningdale Variegated' (Masterwort 'Sunningdale Variegated')
- Astrantia major subsp. involucrata 'Shaggy' (Masterwort 'Shaggy')
- Astrantia maxima (Largest masterwort)
- Athyrium filix-femina (Lady fern)
- Athyrium niponicum var. pictum (Japanese painted fern)
- Aubrieta 'Royal Blue' (Aubretia 'Royal Blue' )
- Aubrieta 'Somerfield Silver' (Aubretia 'Somerfield Silver')
- Aucuba japonica 'Crotonifolia' (Japanese laurel 'Crotonifolia')
- Aucuba japonica 'Golden King' (Japanese laurel 'Golden King')
- Aucuba japonica 'Rozannie' (Japanese laurel 'Rozannie')
- Aucuba japonica 'Variegata' (Japanese laurel 'Variegata')
- Aucuba japonica 'Variegata' (Long-leaved spotted laurel 'Variegata')
- Azara microphylla (Box-leaf azara)
- Azara serrata (Saw-toothed azara)
- Ballota pseudodictamnus (False dittany)
- Baptisia australis (Blue false indigo)
- Berberidopsis corallina (Coral plant)
- Berberis 'Georgei' (Barberry 'Georgei')
- Berberis darwinii (Darwin's barberry)
- Berberis dictyophylla (Netleaf barberry)
- Berberis julianae (Wintergreen barberry)
- Berberis linearifolia 'Orange King' (Barberry 'Orange King')
- Berberis thunbergii (Japanese barberry)
- Berberis thunbergii 'Aurea' (Golden Japanese barberry)
- Berberis thunbergii 'Golden Rocket' (Japanese barberry 'Golden Rocket')
- Berberis thunbergii 'Kobold' (Japanese barberry 'Kobold')
- Berberis thunbergii 'Starburst' (Japanese barberry 'Starburst')
- Berberis thunbergii f. atropurpurea 'Dart's Red Lady' (Japanese barberry 'Dart's Red Lady')
- Berberis thunbergii f. atropurpurea 'Golden Ring' (Japanese barberry 'Golden Ring')
- Berberis thunbergii f. atropurpurea 'Harlequin' (Japanese barberry 'Harlequin')
- Berberis thunbergii f. atropurpurea 'Helmond Pillar' (Japanese barberry 'Helmond Pillar')
- Berberis thunbergii f. atropurpurea 'Red Chief' (Japanese barberry 'Red Chief')
- Berberis verruculosa (Warted barberry)
- Berberis x lologensis 'Apricot Queen' (Barberry 'Apricot Queen')
- Berberis x media 'Red Jewel' (Barberry 'Red Jewel')
- Berberis x stenophylla 'Corallina Compacta' (Golden barberry 'Corallina Compacta')
- Bergenia 'Abendglut' (Elephant's ears 'Abendglut')
- Bergenia 'Baby Doll' (Elephant's ears 'Baby Doll')
- Bergenia 'Bressingham White' (Elephant's ears 'Bressingham White')
- Bergenia 'Morgenröte' (Elephant's ears 'Morgenröte')
- Bergenia 'Silberlicht' (Elephant's ears 'Silberlicht')
- Bergenia 'Sunningdale' (Elephant's ears 'Sunningdale')
- Bergenia cordifolia 'Purpurea' (Elephant's ears 'Purpurea')
- Betula ermanii (Erman's birch)
- Betula ermanii 'Grayswood Hill' (Erman's birch 'Grayswood Hill')
- Betula papyrifera (Paper birch)
- Betula pendula (Silver birch)
- Betula pendula 'Laciniata' (Swedish birch)
- Betula pendula 'Purpurea' (Purple birch)
- Betula pendula 'Youngii' (Young's weeping birch)
- Betula utilis var. jacquemontii 'Grayswood Ghost' (Himalayan birch 'Grayswood Ghost')
- Betula utilis var. jacquemontii 'Silver Shadow' (Himalayan birch 'Silver Shadow')
- Billardiera longiflora (Climbing blueberry)
- Blechnum chilense (Chilean hard fern )
- Blechnum spicant (Hard fern)
- Borago officinalis (Borage)
- Brachyglottis monroi (Monro's ragwort)
- Brunnera macrophylla (Siberian bugloss)
- Brunnera macrophylla 'Hadspen Cream' (Siberian bugloss)
- Brunnera macrophylla 'Jack Frost' (Siberian bugloss 'Jack Frost')
- Buddleja 'Pink Delight' (Butterfly bush 'Pink Delight')
- Buddleja alternifolia (Alternate-leaved butterfly bush)
- Buddleja davidii 'Black Knight' (Butterfly bush 'Black Knight')
- Buddleja davidii 'Dartmoor' (Butterfly bush 'Dartmoor')
- Buddleja davidii 'Empire Blue' (Butterfly bush 'Empire Blue')
- Buddleja davidii 'Harlequin' (Butterfly bush 'Harlequin')
- Buddleja davidii 'Royal Red' (Butterfly bush 'Royal Red')
- Buddleja davidii 'White Bouquet' (Butterfly bush 'White Bouquet')
- Buddleja davidii 'White Profusion' (Butterfly bush 'White Profusion')
- Buddleja globosa (Orange ball tree)
- Buddleja x weyeriana 'Sungold' (Butterfly bush 'Sungold')
- Butomus umbellatus (Flowering rush)
- Buxus sempervirens (Common box)
- Buxus sempervirens 'Elegantissima' (Box 'Elegantissima')
- Buxus sempervirens 'Latifolia Maculata' (Box 'Latifolia Maculata')
- Buxus sempervirens 'Suffruticosa' (Box 'Suffruticosa')
- Calamagrostis x acutiflora 'Karl Foerster' (Feather reed grass 'Karl Foerster')
- Calamagrostis x acutiflora 'Overdam' (Variegated feather reed grass)
- Calla palustris (Water arum)
- Callistemon 'Mauve Mist' (Bottlebrush 'Mauve Mist')
- Callistemon 'Red Clusters' (Australian bottlebrush )
- Callistemon citrinus 'Splendens' (Crimson bottlebrush 'Splendens')
- Callistemon linearis (Narrow-leaved bottlebrush)
- Callistemon rigidus (Stiff bottlebrush)
- Callistemon salignus (White bottlebrush)
- Calluna vulgaris 'Beoley Gold' (Heather 'Beoley Gold')
- Calluna vulgaris 'Darkness' (Heather 'Darkness')
- Calluna vulgaris 'Kinlochruel' (Heather 'Kinlochruel')
- Calluna vulgaris 'Red Pimpernel' (Heather 'Red Pimpernel')
- Calluna vulgaris 'Silver Knight' (Scot's heather 'Silver Knight')
- Calluna vulgaris 'Sir John Charrington' (Heather 'Sir John Charrington')
- Calluna vulgaris 'Wickwar Flame' (Heather 'Wickwar Flame')
- Caltha palustris (Marsh marigold)
- Caltha palustris var. alba (Marsh marigold 'Alba')
- Camassia cusickii (Cusick's camas)
- Camassia leichtlinii subsp. suksdorfii Caerulea Group (Camassia leichtlinii subsp. suksdorfii Caerulea Group)
- Camassia quamash (Common camassia)
- Camellia 'Black Lace' (Camellia 'Black Lace')
- Camellia 'Cornish Snow' (Camellia 'Cornish Snow')
- Camellia 'Cornish Spring' (Camellia 'Cornish Spring')
- Camellia 'Inspiration' (Camellia 'Inspiration')
- Camellia 'Leonard Messel' (Camellia 'Leonard Messel')
- Camellia japonica 'Adolphe Audusson' (Camellia 'Adolphe Audusson')
- Camellia japonica 'Akashigata' (Camellia 'Akashigata')
- Camellia japonica 'Bob's Tinsie' (Camellia 'Bob's Tinsie')
- Camellia japonica 'Drama Girl' (Camellia 'Drama Girl')
- Camellia japonica 'Elegans' (Camellia 'Elegans')
- Camellia japonica 'Hagoromo' (Camellia 'Hagoromo')
- Camellia japonica 'Lady Vansittart' (Camellia japonica 'Lady Vansittart')
- Camellia japonica 'Lavinia Maggi' (Camellia 'Lavinia Maggi')
- Camellia japonica 'Nobilissima' (Camellia 'Nobilissima')
- Camellia japonica 'R.L. Wheeler' (Camellia 'R.L. Wheeler')
- Camellia sasanqua 'Jean May' (Camellia 'Jean May')
- Camellia x williamsii 'Anticipation' (Camellia 'Anticipation')
- Camellia x williamsii 'Brigadoon' (Camellia 'Brigadoon')
- Camellia x williamsii 'China Clay' (Camellia 'China Clay')
- Camellia x williamsii 'Debbie' (Camellia 'Debbie')
- Camellia x williamsii 'Donation' (Camellia 'Donation')
- Camellia x williamsii 'E.T.R. Carlyon' (Camellia 'E.T.R. Carlyon')
- Camellia x williamsii 'Golden Spangles' (Camellia 'Golden Spangles')
- Camellia x williamsii 'Jury's Yellow' (Camellia 'Jury's Yellow')
- Camellia x williamsii 'Saint Ewe' (Camellia 'Saint Ewe')
- Camellia x williamsii 'Water Lily' (Camellia 'Water Lily')
- Campanula 'Birch Hybrid' (Bellflower 'Birch Hybrid')
- Campanula 'Kent Belle' (Bellflower 'Kent Belle')
- Campanula 'Monic' (Campanula 'Monic')
- Campanula 'Monic' (Bellflower 'Monic')
- Campanula carpatica (Tussock bellflower)
- Campanula carpatica f. alba 'Weisse Clips' (Tussock bellflower 'White Clips')
- Campanula glomerata 'Superba' (Clustered bellflower 'Superba')
- Campanula lactiflora 'Loddon Anna' (Milky bellflower 'Loddon Anna')
- Campanula lactiflora 'Prichard's Variety' (Milky bellflower 'Prichard's Variety')
- Campanula latiloba 'Alba' (Great bellflower 'Alba')
- Campanula latiloba 'Hidcote Amethyst' (Great bellflower 'Hidcote Amethyst')
- Campanula latiloba 'Highcliffe Variety' (Great bellflower 'Highcliffe Variety')
- Campanula persicifolia 'Chettle Charm' (Peach-leaved bellflower 'Chettle Charm')
- Campanula portenschlagiana (Wall bellflower)
- Campanula poscharskyana (Trailing bellflower)
- Campsis grandiflora (Chinese trumpet vine)
- Campsis radicans f. flava (Yellow trumpet vine)
- Campsis x tagliabuana 'Madame Galen' (Trumpet vine 'Madame Galen')
- Caragana arborescens 'Walker' (Siberian pea tree 'Walker')
- Carex comans (Bronze New Zealand hair sedge)
- Carex comans 'Frosted Curls' (New Zealand sedge 'Frosted Curls')
- Carex conica 'Snowline' (Miniature variegated sedge)
- Carex flagellifera (Glen Murray tussock sedge)
- Carex muskingumensis (Palm branch sedge)
- Carex pendula (Pendulous sedge)
- Carex testacea (Orange New Zealand sedge)
- Carpenteria californica (Tree anemone)
- Carpinus betulus (Hornbeam)
- Carpinus betulus 'Fastigiata' (Hornbeam 'Fastigiata')
- Caryopteris x clandonensis 'Arthur Simmonds' (Bluebeard 'Arthur Simmonds')
- Caryopteris x clandonensis 'First Choice' (Bluebeard 'First Choice')
- Caryopteris x clandonensis 'Heavenly Blue' (Bluebeard 'Heavenly Blue')
- Caryopteris x clandonensis 'Kew Blue' (Bluebeard 'Kew Blue')
- Caryopteris x clandonensis 'Worcester Gold' (Bluebeard 'Worcester Gold')
- Castanea sativa (Sweet chestnut)
- Catalpa bignonioides 'Aurea' (Golden Indian bean tree)
- Catananche caerulea 'Alba' (Cupid's dart 'Alba')
- Ceanothus 'Autumnal Blue' (Californian lilac 'Autumnal blue')
- Ceanothus 'Blue Mound' (Californian lilac 'Blue Mound')
- Ceanothus 'Burkwoodii' (Californian lilac 'Burkwoodii')
- Ceanothus 'Concha' (Californian lilac 'Concha')
- Ceanothus 'Dark Star' (Californian lilac 'Dark Star')
- Ceanothus 'Italian Skies' (Californian lilac 'Italian Skies')
- Ceanothus arboreus 'Trewithen Blue' (Californian lilac 'Trewithen Blue')
- Ceanothus thyrsiflorus 'Millerton Point' (Blueblossom 'Millerton Point')
- Ceanothus thyrsiflorus 'Skylark' (Californian lilac 'Skylark')
- Ceanothus thyrsiflorus var. repens (Creeping blue blossom)
- Ceanothus x delileanus 'Topaze' (Californian lilac 'Topaze')
- Ceanothus x pallidus 'Marie Simon' (Pink Californian lilac)
- Cedrus atlantica Glauca Group (Blue atlas cedar)
- Cedrus deodara 'Aurea' (Golden deodar)
- Cedrus libani (Cedar of Lebanon)
- Centaurea dealbata (Mealy centaury)
- Centaurea macrocephala (Great-headed centaury)
- Centaurea montana (Perennial cornflower)
- Centaurea montana 'Gold Bullion' (Perennial cornflower 'Gold Bullion')
- Centranthus ruber (Red valerian)
- Cephalaria gigantea (Giant scabious)
- Cerastium tomentosum (Snow-in-summer)
- Ceratostigma griffithii (Burmese plumbago)
- Ceratostigma plumbaginoides (Hardy blue-flowered leadwort)
- Ceratostigma willmottianum (Chinese plumbago)
- Cercidiphyllum japonicum f. pendulum (Pendulous katsura)
- Cercis canadensis 'Forest Pansy' (Redbud 'Forest Pansy')
- Cercis siliquastrum (Judas tree)
- Cestrum elegans (Red cestrum)
- Chaenomeles speciosa 'Geisha Girl' (Japanese quince 'Geisha Girl')
- Chaenomeles speciosa 'Moerloosei' (Chaenomeles 'Apple Blossom')
- Chaenomeles x superba 'Crimson and Gold' (Japanese quince 'Crimson and Gold')
- Chaenomeles x superba 'Jet Trail' (Ornamental quince 'Jet Trail')
- Chaenomeles x superba 'Knap Hill Scarlet' (Japanese quince 'Knap Hill Scarlet')
- Chaenomeles x superba 'Nicoline' (Japanese quince 'Nicoline')
- Chaenomeles x superba 'Pink Lady' (Japanese quince 'Pink Lady')
- Chaenomeles x superba 'Rowallane' (Japanese quince 'Rowallane')
- Chamaecyparis lawsoniana 'Aurea Densa' (Lawson's cypress 'Aurea Densa' )
- Chamaecyparis lawsoniana 'Columnaris' (Lawson cypress 'Columnaris')
- Chamaecyparis lawsoniana 'Ellwood's Gold' (Lawson's cypress 'Ellwood's Gold')
- Chamaecyparis lawsoniana 'Ellwoodii' (Lawson's cypress 'Ellwoodii')
- Chamaecyparis lawsoniana 'Minima Aurea' (Lawson's cypress 'Minima Aurea')
- Chamaecyparis lawsoniana 'Minima Glauca' (Lawson's cypress 'Minima Glauca')
- Chamaecyparis lawsoniana 'Pembury Blue' (Lawson cypress 'Pembury Blue')
- Chamaecyparis lawsoniana 'Pygmaea Argentea' (Lawson's cypress 'Pygmaea Argentea')
- Chamaecyparis lawsoniana 'Summer Snow' (Lawson cypress 'Summer Snow' )
- Chamaecyparis obtusa 'Nana Aurea' (Hinoki cypress 'Nana Aurea')
- Chamaecyparis obtusa 'Nana Gracilis' (Hinoki cypress 'Nana Gracilis')
- Chamaecyparis pisifera 'Baby Blue' (Baby blue sawara cypress)
- Chamaecyparis pisifera 'Boulevard' (Sawara cypress 'Boulevard')
- Chamaecyparis pisifera 'Squarrosa Sulphurea' (Sawara cypress 'Squarrosa Sulphurea')
- Chamaecyparis thyoides 'Rubicon' (Rubicon chamaecyparis)
- Chamaemelum nobile (Common chamomile)
- Chamaerops humilis (Dwarf fan palm)
- Chelone glabra (Turtlehead)
- Chelone obliqua (Red turtlehead)
- Chiastophyllum oppositifolium (Lamb's tail)
- Chimonanthus praecox 'Grandiflorus' (Wintersweet)
- Chionodoxa forbesii (Glory of the snow)
- Choisya ternata (Mexican orange)
- Chondropetalum tectorum (Cape reed)
- Chusquea culeou (Chilean bamboo)
- Cirsium rivulare 'Atropurpureum' (Plume thistle 'Atropurpureum')
- Cistus 'Snow Fire' (Rock rose 'Snow Fire')
- Cistus laurifolius (Laurel-leaved rock rose)
- Cistus laurifolius (Laurel-leaved rock rose)
- Cistus x argenteus 'Peggy Sammons' (Rock rose 'Peggy Sammons')
- Cistus x cyprius (Common gum cistus)
- Cistus x dansereaui 'Decumbens' (Rock rose 'Decumbens')
- Cistus x pulverulentus 'Sunset' (Rock rose 'Sunset')
- Cistus x purpureus (Purple-flowered rock rose)
- Citrus x meyeri 'Meyer' (Meyer's lemon)
- Clematis 'Abundance' (Clematis 'Abundance')
- Clematis 'Alba Luxurians' (Clematis 'Alba Luxurians')
- Clematis 'Alionushka' (Clematis 'Alionushka')
- Clematis 'Arabella' (Clematis 'Arabella')
- Clematis 'Asao' (Clematis 'Asao')
- Clematis 'Ascotiensis' (Clematis 'Ascotiensis')
- Clematis 'Beth Currie' (Clematis 'Beth Currie')
- Clematis 'Betty Corning' (Clematis 'Betty Corning')
- Clematis 'Bill MacKenzie' (Clematis 'Bill MacKenzie')
- Clematis 'Blue Ravine' (Clematis 'Blue Ravine')
- Clematis 'Burma Star' (Clematis 'Burma Star')
- Clematis 'Charissima' (Clematis 'Charissima')
- Clematis 'Comtesse de Bouchaud' (Clematis 'Comtesse de Bouchaud')
- Clematis 'Countess of Lovelace' (Clematis 'Countess of Lovelace')
- Clematis 'Early Sensation' (Clematis 'Early Sensation')
- Clematis 'Ernest Markham' (Clematis 'Ernest Markham')
- Clematis 'Fireworks' (Clematis 'Fireworks')
- Clematis 'General Sikorski' (Clematis 'General Sikorski')
- Clematis 'Gillian Blades' (Clematis 'Gillian Blades')
- Clematis 'Gipsy Queen' (Clematis 'Gipsy Queen')
- Clematis 'Hagley Hybrid' (Clematis 'Hagley Hybrid')
- Clematis 'Helsingborg' (Clematis 'Helsingborg')
- Clematis 'Henryi' (Clematis 'Henryi')
- Clematis 'Huldine' (Clematis 'Huldine')
- Clematis 'Jackmanii Alba' (Clematis 'Jackmanii Alba')
- Clematis 'Jackmanii' (Jackman's clematis)
- Clematis 'John Huxtable' (Clematis 'John Huxtable')
- Clematis 'Kermesina' (Clematis 'Kermesina')
- Clematis 'Lady Northcliffe' (Clematis 'Lady Northcliffe')
- Clematis 'Lasurstern' (Clematis 'Lasurstern')
- Clematis 'Madame Grangé' (Clematis 'Madame Grangé')
- Clematis 'Madame Julia Correvon' (Clematis 'Madame Julia Correvon')
- Clematis 'Miss Bateman' (Clematis 'Miss Bateman')
- Clematis 'Mrs Cholmondeley' (Clematis 'Mrs Cholmondeley')
- Clematis 'Multi Blue' (Clematis 'Multi Blue')
- Clematis 'Nelly Moser' (Clematis 'Nelly Moser')
- Clematis 'Perle d'Azur' (Clematis 'Perle d'Azur')
- Clematis 'Proteus' (Clematis 'Proteus')
- Clematis 'Rouge Cardinal' (Clematis 'Rouge Cardinal')
- Clematis 'Royalty' (Clematis 'Royalty')
- Clematis 'Ruby Glow' (Clematis 'Ruby Glow')
- Clematis 'Star of India' (Clematis 'Star of India')
- Clematis 'Tage Lundell' (Clematis 'Tage Lundell')
- Clematis 'Twilight' (Clematis 'Twilight')
- Clematis 'Ville de Lyon' (Clematis 'Ville de Lyon')
- Clematis 'Vyvyan Pennell' (Clematis 'Vyvyan Pennell')
- Clematis 'Warszawska Nike' (Clematis 'Warszawska Nike')
- Clematis 'Westerplatte' (Clematis 'Westerplatte')
- Clematis 'Will Goodwin' (Clematis 'Will Goodwin')
- Clematis 'William Kennett' (Clematis 'William Kennett')
- Clematis alpina (Austrian clematis)
- Clematis chiisanensis 'Lemon Bells' (Clematis 'Lemon Bells')
- Clematis cirrhosa 'Ourika Valley' (Clematis 'Ourika Valley')
- Clematis cirrhosa 'Wisley Cream' (Clematis 'Wisley Cream')
- Clematis cirrhosa var. balearica (Fern-leaved clematis )
- Clematis flammula (Fragrant virgin's bower)
- Clematis florida var. flore-pleno (Clematis 'Alba Plena')
- Clematis macropetala (Clematis macropetala)
- Clematis macropetala 'Wesselton' (Clematis 'Wesselton')
- Clematis montana var. rubens 'Pink Perfection' (Clematis 'Pink Perfection')
- Clematis montana var. rubens 'Tetrarose' (Clematis 'Tetrarose')
- Clematis patens 'Manshuu Ki' (Clematis 'Wada's Primrose')
- Clematis rehderiana (Nodding virgin's bower)
- Clematis rehderiana (Clematis buchananiana )
- Clematis tangutica (Golden clematis)
- Clematis viticella 'Flore Pleno' (Clematis 'Flore Pleno')
- Clematis x durandii (Durandi clematis)
- Clematis x triternata 'Rubromarginata' (Clematis 'Rubromarginata')
- Clerodendrum bungei (Glory flower)
- Clerodendrum trichotomum var. fargesii (Farges harlequin glory bower)
- Clethra alnifolia 'Paniculata' (Sweet pepper bush)
- Clianthus puniceus (Lobster claw)
- Codonopsis clematidea (Bonnet bellflower)
- Colchicum 'Lilac Wonder' (Colchicum 'Lilac Wonder')
- Colchicum 'Waterlily' (Colchicum 'Waterlily')
- Colchicum speciosum 'Album' (Giant meadow saffron 'Album')
- Convallaria majalis (Lily of the valley)
- Convolvulus cneorum (Silverbush)
- Convolvulus sabatius (Blue rock bindweed)
- Coprosma 'Evening Glow' (Looking glass plant 'Evening Glow')
- Coprosma 'Karo Red' (Looking glass plant 'Karo Red')
- Cordyline 'Purple Tower' (Cabbage palm 'Purple Tower')
- Cordyline australis (Cabbage tree)
- Cordyline australis 'Pink Stripe' (Cabbage palm 'Pink Stripe')
- Cordyline australis 'Sundance' (Cabbage palm 'Sundance')
- Cordyline australis 'Torbay Dazzler' (Cabbage tree 'Torbay Dazzler')
- Cordyline australis Purpurea Group (New Zealand cabbage palm)
- Coreopsis grandiflora 'Early Sunrise' (Tickseed 'Early Sunrise')
- Coreopsis lanceolata 'Sonnenkind' (Tickseed 'Baby Sun')
- Coreopsis rosea 'American Dream' (Tickseed 'American Dream')
- Coreopsis verticillata 'Grandiflora' (Tickseed 'Grandiflora')
- Coreopsis verticillata 'Moonbeam' (Tickseed 'Moonbeam')
- Coreopsis verticillata 'Zagreb' (Tickseed 'Zagreb')
- Cornus 'Eddie's White Wonder' (Dogwood 'Eddie's White Wonder')
- Cornus alba 'Aurea' (Golden Tartarean dogwood)
- Cornus alba 'Elegantissima' (Red-barked dogwood 'Elegantissima')
- Cornus alba 'Kesselringii' (Black stem dogwood)
- Cornus alba 'Sibirica Variegata' (Red-barked dogwood 'Sibirica Variegata')
- Cornus alba 'Sibirica' (Siberian dogwood)
- Cornus alba 'Spaethii' (Red-barked dogwood 'Spaethii')
- Cornus alternifolia 'Argentea' (Pagoda dogwood 'Argentea')
- Cornus canadensis (Dwarf cornel)
- Cornus controversa 'Variegata' (Wedding cake tree)
- Cornus kousa var. chinensis (Chinese dogwood)
- Cornus mas 'Golden Glory' (Cornelian cherry 'Golden Glory')
- Cornus mas 'Variegata' (Cornelian cherry 'Variegata')
- Cornus sanguinea (Common dogwood)
- Cornus sanguinea 'Midwinter Fire' (Dogwood 'Midwinter Fire')
- Cornus sericea 'Flaviramea' (Golden-twig dogwood)
- Corokia x virgata 'Frosted Chocolate' (Corokia 'Frosted Chocolate')
- Coronilla valentina subsp. glauca (Glaucous scorpion-vetch)
- Coronilla valentina subsp. glauca 'Citrina' (Bastard senna 'Citrina')
- Cortaderia selloana 'Pumila' (Pampas grass 'Pumila')
- Cortaderia selloana 'Sunningdale Silver' (Pampas grass 'Sunningdale Silver')
- Corydalis flexuosa (Blue corydalis)
- Corydalis flexuosa 'China Blue' (Blue corydalis 'China Blue')
- Corydalis flexuosa 'Purple Leaf' (Blue corydalis 'Purple Leaf')
- Corydalis solida (Solid-rooted fumewort)
- Corylus avellana (Hazel)
- Corylus avellana 'Contorta' (Corkscrew hazel)
- Corylus colurna (Turkish hazel)
- Corylus maxima 'Kentish Cob' (Hazel 'Kentish Cob')
- Corylus maxima 'Purpurea' (Purple-leaved filbert)
- Cosmos atrosanguineus (Chocolate cosmos)
- Cotinus 'Flame' (Smoke bush 'Flame')
- Cotinus coggygria (Smoke bush)
- Cotinus coggygria 'Royal Purple' (Smoke bush 'Royal Purple')
- Cotinus coggygria 'Velvet Cloak' (Smoke bush 'Velvet Cloak')
- Cotinus coggygria 'Young Lady' (Smoke bush 'Young Lady')
- Cotinus obovatus (Chittamwood)
- Cotinus obovatus (American smokewood)
- Cotoneaster 'Exburiensis' (Cotoneaster 'Exburiensis')
- Cotoneaster 'Hybridus Pendulus' (Cotoneaster 'Hybridus Pendulus')
- Cotoneaster atropurpureus 'Variegatus' (Variegated purple-flowered cotoneaster)
- Cotoneaster bullatus (Hollyberry cotoneaster)
- Cotoneaster conspicuus 'Decorus' ( Tibetan cotoneaster 'Decorus')
- Cotoneaster dammeri (Bearberry cotoneaster)
- Cotoneaster frigidus 'Cornubia' (Tree cotoneaster 'Cornubia')
- Cotoneaster horizontalis (Wall cotoneaster)
- Cotoneaster lacteus (Late cotoneaster)
- Cotoneaster simonsii (Himalayan cotoneaster)
- Cotoneaster sternianus (Stern's cotoneaster)
- Cotoneaster x watereri 'John Waterer' (Watere's cotoneaster 'John Waterer')
- Crambe cordifolia (Greater sea kale)
- Crambe maritima (Sea kale)
- Crassula ovata (Money plant)
- Crataegus laevigata 'Crimson Cloud' (Hawthorn 'Crimson Cloud')
- Crataegus laevigata 'Rosea Flore Pleno' (Hawthorn 'Rosea Flore Pleno')
- Crataegus monogyna (Common hawthorn)
- Crinodendron hookerianum (Chile lantern tree)
- Crinum x powellii (Swamp lily)
- Crocosmia 'Emberglow' (Montbretia 'Emberglow')
- Crocosmia 'Krakatoa' (Montbretia 'Krakatoa')
- Crocosmia 'Lucifer' (Montbretia 'Lucifer')
- Crocosmia 'Severn Sunrise' (Montbretia 'Severn Sunrise')
- Crocosmia masoniorum (Giant montbretia )
- Crocosmia x crocosmiiflora 'Carmin Brillant' (Montbretia 'Carmin Brilliant')
- Crocosmia x crocosmiiflora 'Emily McKenzie' (Montbretia 'Emily McKenzie')
- Crocosmia x crocosmiiflora 'Norwich Canary' (Montbretia 'Norwich Canary')
- Crocosmia x crocosmiiflora 'Solfatare' (Montbretia 'Solfatare')
- Crocosmia x crocosmiiflora 'Star of the East' (Montbretia 'Star of the East')
- Crocus ancyrensis 'Golden Bunch' (Crocus ancyrensis syn. 'Golden Bunch')
- Crocus chrysanthus 'Cream Beauty' (Crocus 'Cream Beauty')
- Crocus chrysanthus 'Zwanenburg Bronze' (Crocus 'Zwanenburg Bronze')
- Crocus vernus 'Flower Record' (Crocus 'Flower Record')
- Crocus vernus 'Remembrance' (Dutch crocus 'Remembrance')
- Crocus x luteus 'Golden Yellow' (Crocus 'Golden Yellow')
- Cryptomeria japonica 'Bandai-sugi' (Japanese cedar 'Bandai-sugi')
- Cryptomeria japonica 'Globosa Nana' (Japanese cedar 'Globosa Nana')
- Cryptomeria japonica 'Vilmoriniana' (Japanese cedar 'Vilmoriniana')
- Cupressus sempervirens 'Green Pencil' (Italian cypress 'Green Pencil')
- Cupressus sempervirens 'Swane's Gold' (Italian cypress 'Swane's Gold')
- Cycas revoluta (Japanese sago palm)
- Cyclamen coum (Eastern cyclamen)
- Cyclamen hederifolium (Ivy-leaved cyclamen)
- Cynara cardunculus (Globe artichoke)
- Cynoglossum nervosum (Hound's tongue)
- Cyrtomium falcatum (Holly fern)
- Cyrtomium fortunei (Hardy Japanese holly fern)
- Cytisus 'Boskoop Ruby' (Broom 'Boskoop Ruby')
- Cytisus 'Hollandia' (Broom 'Hollandia')
- Cytisus 'Lena' (Broom 'Lena')
- Cytisus 'Zeelandia' (Broom 'Zeelandia')
- Cytisus battandieri (Moroccan broom)
- Cytisus battandieri 'Yellow Tail' (Pineapple broom 'Yellow Tail')
- Cytisus scoparius f. andreanus (Broom 'Andreanus')
- Cytisus x kewensis (Cytisus x kewensis)
- Cytisus x praecox 'Albus' (Broom 'Albus')
- Cytisus x praecox 'Allgold' (Broom 'Allgold')
- Cytisus x praecox 'Warminster' (Warminster broom)
- Dahlia 'Arabian Night' (Dahlia 'Arabian Night')
- Dahlia 'Bishop of Canterbury' (Dahlia 'Bishop of Canterbury')
- Dahlia 'Bishop of Llandaff' (Dahlia 'Bishop of Llandaff')
- Dahlia 'Black Wizard' (Dahlia 'Black Wizard')
- Dahlia 'David Howard' (Dahlia 'David Howard')
- Dahlia 'Fascination' (Dahlia 'Fascination')
- Dahlia 'Moonfire' (Dahlia 'Moonfire')
- Dahlia 'Rosella' (Dahlia 'Rosella')
- Dahlia 'Roxy' (Dahlia 'Roxy')
- Danae racemosa (Alexandrian laurel)
- Daphne bholua 'Jacqueline Postill' (Nepalese paper plant 'Jacqueline Postill')
- Daphne odora 'Aureomarginata' (Gold-edged winter daphne)
- Daphne odora 'Walberton' (Daphne 'Walberton')
- Daphne tangutica (Tangut daphne)
- Daphne x burkwoodii 'Somerset' (Burkwood daphne 'Somerset')
- Daphne x napolitana (Neapolitan mezereon)
- Darmera peltata (Umbrella plant)
- Davidia involucrata (Handkerchief tree)
- Delosperma cooperi (Trailing iceplant)
- Delosperma nubigenum (Yellow ice plant)
- Delphinium 'Blue Jay' (Delphinium 'Blue Jay')
- Delphinium Blue Bird Group (Delphinium Blue Bird Group)
- Delphinium grandiflorum 'Blue Butterfly' (Delphinium 'Blue Butterfly')
- Deschampsia cespitosa 'Bronzeschleier' (Tufted hairgrass 'Bronzeschleier')
- Deschampsia cespitosa 'Goldtau' (Tufted Hair Grass 'Golden Dew')
- Deschampsia flexuosa 'Tatra Gold' (Wavy hair grass 'Tatra Gold')
- Desfontainia spinosa (Spiny desfontainia)
- Deutzia ningpoensis (Ning-po deutzia)
- Deutzia setchuenensis var. corymbiflora (Corymbose deutzia)
- Deutzia x elegantissima 'Rosealind' (Deutzia 'Rosealind')
- Deutzia x hybrida 'Magicien' (Deutzia 'Magicien')
- Deutzia x hybrida 'Mont Rose' (Deutzia 'Mont Rose')
- Deutzia x rosea (Deutzia × rosea)
- Dianella tasmanica (Flax lily)
- Dianthus 'Alan Titchmarsh' (Modern pink 'Alan Titchmarsh')
- Dianthus 'Cranmere Pool' (Modern pink 'Cranmere Pool')
- Dianthus 'Diane' (Modern pink 'Diane')
- Dianthus 'Doris' (Modern pink 'Doris')
- Dianthus 'Fusilier' (Alpine pink 'Fusilier')
- Dianthus 'Haytor White' (Pink 'Haytor White')
- Dianthus 'Houndspool Ruby' (Modern pink 'Houndspool Ruby')
- Dianthus 'Joy' (Modern pink 'Joy')
- Dianthus 'Laced Monarch' (Modern pink 'Laced Monarch')
- Dianthus 'Letitia Wyatt' (Pink 'Letitia Wyatt')
- Dianthus 'Monica Wyatt' (Dianthus 'Monica Wyatt')
- Dianthus 'Moulin Rouge' (Modern pink 'Moulin Rouge')
- Dianthus 'Rose Joy' (Modern pink 'Rose Joy')
- Dianthus 'Valda Wyatt' (Pink 'Valda Wyatt')
- Dianthus 'Warden Hybrid' (Alpine pink 'Warden Hybrid')
- Dianthus 'Whatfield Gem' (Alpine pink 'Whatfield Gem')
- Dianthus deltoides 'Leuchtfunk' (Maiden pink 'Leuchtfunk')
- Diascia barberae 'Blackthorn Apricot' (Twinspur 'Blackthorn Apricot')
- Dicentra 'Bacchanal' (Bleeding heart 'Bacchanal')
- Dicentra 'King of Hearts' (Fern-leaved bleeding heart)
- Dicentra 'Luxuriant' (Bleeding heart 'Luxuriant')
- Dicentra 'Stuart Boothman' (Bleeding heart 'Stuart Boothman')
- Dicentra formosa 'Aurora' (Wild bleeding heart 'Aurora')
- Dicentra macrantha (Yellow bleeding heart)
- Dicentra spectabilis (Bleeding heart)
- Dicentra spectabilis 'Alba' (White bleeding heart)
- Dicksonia antarctica (Soft tree fern)
- Dictamnus albus var. purpureus (Purple-flowered dittany)
- Dierama pulcherrimum (Angel's fishing rod)
- Digitalis ferruginea (Rusty foxglove)
- Digitalis grandiflora (Large yellow foxglove)
- Digitalis parviflora 'Milk Chocolate' (Foxglove 'Milk Chocolate')
- Digitalis purpurea (Common foxglove)
- Digitalis purpurea 'Sutton's Apricot' (Foxglove 'Sutton's Apricot')
- Digitalis purpurea f. albiflora (White flowered common foxglove)
- Digitalis x mertonensis (Strawberry foxglove)
- Diospyros kaki (Persimmon)
- Dodecatheon meadia (Shooting star)
- Doronicum 'Little Leo' (Leopard's bane 'Little Leo')
- Drimys lanceolata (Mountain pepper)
- Drimys winteri (Winter's bark)
- Drosanthemum hispidum (Drosanthemum hispidum)
- Dryas octopetala (Mountain avens)
- Dryopteris affinis (Scaly male fern)
- Dryopteris erythrosora (Copper shield fern)
- Dryopteris filix-mas (Male fern)
- Dryopteris wallichiana (Alpine wood fern)
- Eccremocarpus scaber (Chilean glory flower)
- Echeveria secunda var. glauca (Glaucous echeveria)
- Echinacea 'Art's Pride' (Orange meadowbright)
- Echinacea 'Harvest Moon' (Coneflower 'Harvest Moon')
- Echinacea 'Sunset' (Orange coneflower)
- Echinacea paradoxa 'Yellow Mellow' (Coneflower 'Yellow Mellow')
- Echinacea purpurea (Coneflower)
- Echinacea purpurea 'Kim's Knee High' (Coneflower 'Kim's Knee High')
- Echinacea purpurea 'Magnus' (Coneflower 'Magnus')
- Echinacea purpurea 'Razzmatazz' (Coneflower 'Razzmatazz')
- Echinacea purpurea 'White Lustre' (Coneflower 'White Luster')
- Echinacea purpurea 'White Swan' (Coneflower 'White Swan')
- Edgeworthia chrysantha (Edgeworthia chrysantha)
- Elaeagnus 'Quicksilver' (Oleaster 'Quicksilver')
- Elaeagnus pungens 'Goldrim' (Oleaster 'Goldrim')
- Elaeagnus pungens 'Maculata' (Spotted oleaster)
- Elaeagnus x ebbingei (Ebbinge's silverberry)
- Elaeagnus x ebbingei 'Gilt Edge' (Oleaster 'Gilt Edge')
- Elaeagnus x ebbingei 'Limelight' (Oleaster 'Limelight')
- Embothrium coccineum (Chilean bush fire)
- Enkianthus campanulatus (Redvein enkianthus)
- Enkianthus perulatus (Dodan-tsutsuji)
- Epimedium grandiflorum (Large-flowered barrenwort)
- Epimedium grandiflorum 'Lilafee' (Large-flowered barrenwort 'Lilafee')
- Epimedium grandiflorum 'Rose Queen' (Bishop's hat 'Rose Queen')
- Epimedium x rubrum (Red barrenwort)
- Epimedium x versicolor 'Sulphureum' (Bishop's hat 'Sulphureum')
- Epimedium x warleyense (Bishop's hat)
- Epimedium x youngianum 'Niveum' (Snowy barrenwort)
- Equisetum hyemale (Scouring rush)
- Eragrostis spectabilis (Purple love grass)
- Eranthis hyemalis (Winter aconite)
- Erica arborea 'Estrella Gold' (Tree heather 'Estrella Gold')
- Erica arborea var. alpina (Alpine tree heather)
- Erica carnea 'Ann Sparkes' (Heather 'Ann Sparkes')
- Erica carnea 'Challenger' (Heather 'Challenger')
- Erica carnea 'December Red' (Heather 'December Red')
- Erica carnea 'Myretoun Ruby' (Heather 'Myretoun Ruby')
- Erica carnea 'Praecox Rubra' (Heather 'Praecox Rubra')
- Erica carnea 'R.B. Cooke' (Heather 'R.B. Cooke')
- Erica carnea 'Rosalie' (Heather 'Rosalie')
- Erica cinerea 'C.D. Eason' (Bell heather 'C.D. Eason')
- Erica cinerea 'Pink Ice' (Bell heather 'Pink Ice')
- Erica erigena 'Irish Dusk' (Irish heath 'Irish Dusk')
- Erica x darleyensis 'Darley Dale' (Heath 'Darley Dale')
- Erica x darleyensis 'Furzey' (Heath 'Furzey')
- Erica x darleyensis 'Ghost Hills' (Heather 'Ghost Hills')
- Erica x darleyensis 'J.W. Porter' (Heather 'J.W. Porter')
- Erica x darleyensis 'Jenny Porter' (Heather 'Jenny Porter')
- Erica x darleyensis 'Kramer's Rote' (Heather 'Kramer's Rote')
- Erica x stuartii 'Irish Lemon' (Heath 'Irish Lemon')
- Erica x veitchii 'Exeter' (Heather 'Exeter')
- Erica x veitchii 'Gold Tips' (Heath 'Gold Tips')
- Erigeron 'Dunkelste Aller' (Fleabane 'Darkest of All')
- Erigeron karvinskianus (Mexican fleabane)
- Erinus alpinus (Fairy foxglove)
- Eriobotrya japonica (Loquat)
- Erodium x variabile 'Roseum' (Storksbill 'Roseum')
- Eryngium agavifolium (Agave-leaved sea holly )
- Eryngium alpinum (Alpine eryngo)
- Eryngium giganteum (Miss Willmott's ghost)
- Eryngium planum 'Blaukappe' (Sea holly 'Blaukappe')
- Eryngium planum 'Blue Hobbit' (Eryngium 'Blue Hobbit')
- Eryngium variifolium (Moroccan sea holly)
- Eryngium x oliverianum (Oliver eryngo)
- Eryngium x tripartitum (Tripartite eryngo)
- Eryngium yuccifolium (Rattlesnake master)
- Erysimum 'Bredon' (Wallflower 'Bredon')
- Erysimum 'Stars and Stripes' (Wallflower 'Stars and Stripes')
- Erysimum 'Yellow Bird' (Wallflower 'Yellow Bird')
- Erysimum linifolium 'Variegatum' (Variegated wallflower)
- Erythronium 'Pagoda' (Dog's tooth violet 'Pagoda')
- Escallonia 'Apple Blossom' (Escallonia 'Apple Blossom')
- Escallonia 'Donard Radiance' (Escallonia 'Donard Radiance')
- Escallonia 'Donard Seedling' (Escallonia 'Donard Seedling')
- Escallonia 'Iveyi' (Escallonia 'Iveyi')
- Escallonia 'Peach Blossom' (Escallonia 'Peach Blossom')
- Escallonia 'Pride of Donard' (Escallonia 'Pride of Donard')
- Escallonia 'Red Elf' (Escallonia 'Red Elf')
- Escallonia laevis 'Gold Ellen' (Escallonia laevis 'Gold Ellen')
- Escallonia rubra 'Crimson Spire' (Escallonia rubra 'Crimson Spire')
- Eucalyptus dalrympleana (Broad-leaved kindling bark)
- Eucalyptus gunnii (Cider gum)
- Eucalyptus pauciflora subsp. niphophila (Snow gum)
- Eucalyptus perriniana (Round-leaved snow gum)
- Eucomis bicolor (Two-coloured pineapple lily)
- Eucryphia x nymansensis 'Nymansay' (Nyman's hybrid eucryphia 'Nymansay')
- Euonymus alatus (Winged spindle tree)
- Euonymus alatus 'Compactus' (Compact winged spindle tree)
- Euonymus americanus (American euonymus)
- Euonymus cornutus var. quinquecornutus (Five-horned spindleberry )
- Euonymus europaeus (Spindle)
- Euonymus europaeus 'Red Cascade' (Spindle 'Red Cascade')
- Euonymus fortunei 'Canadale Gold' (Spindle 'Canadale Gold')
- Euonymus fortunei 'Emerald Gaiety' (Spindle 'Emerald Gaiety')
- Euonymus fortunei 'Emerald Surprise' (Spindle 'Emerald Surprise')
- Euonymus fortunei 'Harlequin' (Spindle 'Harlequin')
- Euonymus fortunei 'Silver Queen' (Spindle 'Silver Queen')
- Euonymus fortunei 'Sunshine' (Spindle 'Sunshine')
- Euonymus japonicus 'Chollipo' (Spindle 'Chollipo')
- Euonymus japonicus 'Kathy' (Japanese spindle 'Kathy')
- Euonymus japonicus 'Latifolius Albomarginatus' (Japanese spindle 'Latifolius Albomarginatus')
- Euonymus japonicus 'Microphyllus Albovariegatus' (Japanese spindle 'Microphyllus Albovariegatus')
- Euonymus japonicus 'Ovatus Aureus' (Spindle 'Ovatus Aureus')
- Euonymus phellomanus (Spindle tree)
- Euonymus planipes (Flat-stalked spindle tree)
- Euphorbia 'Efanthia' (Spurge 'Efanthia')
- Euphorbia 'Helena' (Spurge 'Helena')
- Euphorbia amygdaloides 'Purpurea' (Spurge 'Purpurea')
- Euphorbia characias 'Black Pearl' (Spurge 'Black Pearl')
- Euphorbia characias subsp. wulfenii (Spurge wulfenii)
- Euphorbia cornigera (Horned spurge)
- Euphorbia cyparissias 'Orange Man' (Cypress spurge 'Orange Man')
- Euphorbia griffithii 'Dixter' (Spurge 'Dixter')
- Euphorbia griffithii 'Fireglow' (Spurge 'Fireglow')
- Euphorbia mellifera (Honey spurge)
- Euphorbia myrsinites (Broad leaved glaucous spurge)
- Euphorbia palustris (Marsh spurge)
- Euphorbia polychroma (Many-coloured spurge)
- Euphorbia rigida (Rigid spurge)
- Euphorbia schillingii (Schilling spurge)
- Exochorda x macrantha 'The Bride' (Pearlbush 'The Bride')
- Fabiana imbricata (Violet pichi)
- Fagus sylvatica (Common beech)
- Fagus sylvatica 'Dawyck Purple' (Beech 'Dawyck Purple')
- Fagus sylvatica 'Dawyck' (Dawyck beech)
- Fagus sylvatica var. heterophylla 'Aspleniifolia' (Fern-leaved beech)
- Fargesia murielae (Umbrella bamboo)
- Fargesia murielae 'Bimbo' (Umbrella bamboo 'Bimbo')
- Fargesia nitida (Chinese fountain bamboo)
- Fargesia rufa (Chinese fountain bamboo )
- Fatsia japonica (Japanese aralia)
- Fatsia japonica 'Variegata' (Japanese aralia 'Variegata')
- Festuca glauca 'Blaufuchs' (Blue fescue 'Blaufuchs')
- Festuca glauca 'Elijah Blue' (Blue fescue 'Elijah Blue')
- Ficus carica 'Brown Turkey' (Fig 'Brown Turkey')
- Filipendula purpurea (Purple meadowsweet)
- Foeniculum vulgare (Common fennel)
- Foeniculum vulgare 'Purpureum' (Bronze Fennel)
- Forsythia x intermedia 'Spectabilis' (Forsythia 'Spectabilis')
- Fortunella japonica (Round kumquat)
- Fothergilla major (Mountain witch alder)
- Fragaria vesca (Woodland strawberry)
- Fragaria x ananassa 'Pegasus' (Strawberry 'Pegasus')
- Francoa sonchifolia (Bridal wreath)
- Fraxinus angustifolia 'Raywood' (Claret ash)
- Fraxinus excelsior (Common ash)
- Fraxinus excelsior 'Jaspidea' (Ash 'Jaspidea')
- Fraxinus ornus (Manna ash)
- Fremontodendron 'California Glory' (Flannel bush 'California Glory')
- Fritillaria camschatcensis (Black sarana)
- Fritillaria imperialis 'Maxima Lutea' (Crown imperial 'Maxima Lutea')
- Fritillaria imperialis 'Rubra Maxima' (Crown imperial 'Rubra Maxima')
- Fritillaria meleagris (Snake's head fritillary)
- Fritillaria michailovskyi (Michaelovski fritillary)
- Fritillaria uva-vulpis (Fritillaria uva-vulpis)
- Fuchsia 'Alice Hoffman' (Fuchsia 'Alice Hoffman')
- Fuchsia 'Beacon' (Fuchsia 'Beacon')
- Fuchsia 'Doctor Foster' (Fuchsia 'Doctor Foster')
- Fuchsia 'Flash' (Fuchsia 'Flash')
- Fuchsia 'Garden News' (Fuchsia 'Garden News')
- Fuchsia 'Genii' (Fuchsia 'Genii')
- Fuchsia 'Hawkshead' (Fuchsia 'Hawkshead')
- Fuchsia 'Janie' (Fuchsia 'Janie')
- Fuchsia 'Lady Boothby' (Fuchsia 'Lady Boothby')
- Fuchsia 'Lady Thumb' (Fuchsia 'Lady Thumb')
- Fuchsia 'Lottie Hobby' (Fuchsia 'Lottie Hobby')
- Fuchsia 'Madame Cornélissen' (Fuchsia 'Madame Cornélissen')
- Fuchsia 'Mrs Popple' (Fuchsia 'Mrs Popple')
- Fuchsia 'Prosperity' (Fuchsia 'Prosperity')
- Fuchsia 'Riccartonii' (Fuchsia 'Riccartonii')
- Fuchsia 'Rufus' (Fuchsia 'Rufus')
- Fuchsia 'Son of Thumb' (Fuchsia 'Son of Thumb')
- Fuchsia 'Thalia' (Fuchsia 'Thalia')
- Fuchsia 'Tom Thumb' (Fuchsia 'Tom Thumb')
- Fuchsia magellanica 'Versicolor' (Hardy fuchsia 'Versicolor')
- Fuchsia magellanica var. gracilis (Hardy fuchsia)
- Fuchsia magellanica var. gracilis 'Variegata' (Variegated Magellan fuchsia)
- Galanthus elwesii (Greater snowdrop)
- Galanthus nivalis (Common snowdrop)
- Galega officinalis 'Alba' (Goat's rue 'Alba')
- Galium odoratum (Sweet woodruff)
- Galtonia candicans (Summer hyacinth)
- Gardenia jasminoides 'Kleim's Hardy' (Gardenia 'Kleim's Hardy')
- Garrya elliptica (Silk tassel bush)
- Gaultheria mucronata 'Bell's Seedling' (Prickly heath 'Bell's Seedling')
- Gaultheria mucronata 'Crimsonia' (Wintergreen 'Crimsonia')
- Gaultheria mucronata 'Mulberry Wine' (Wintergreen 'Mulberry Wine')
- Gaultheria procumbens (Checkerberry)
- Gaultheria shallon (Salal)
- Gaura lindheimeri (White gaura)
- Gaura lindheimeri 'Passionate Rainbow' (Gaura 'Passionate Rainbow')
- Gaura lindheimeri 'Siskiyou Pink' (Gaura 'Siskiyou Pink')
- Gaura lindheimeri 'The Bride' (Gaura 'The Bride')
- Gaura lindheimeri 'Whirling Butterflies' (Gaura 'Whirling Butterflies')
- Genista aetnensis (Mount Etna broom)
- Genista lydia (Lydian broom)
- Genista tinctoria 'Royal Gold' (Dyer's greenweed 'Royal Gold')
- Gentiana verna (Spring gentian )
- Geranium 'Ann Folkard' (Geranium 'Ann Folkard')
- Geranium 'Brookside' (Cranesbill 'Brookside')
- Geranium 'Johnson's Blue' (Geranium 'Johnson's Blue')
- Geranium 'Jolly Bee' (Cranesbill 'Jolly Bee')
- Geranium 'Orion' (Crane's bill 'Orion')
- Geranium clarkei 'Kashmir White' (Geranium 'Kashmir White')
- Geranium dalmaticum (Dalmatian geranium)
- Geranium endressii (Endres's crane's bill)
- Geranium himalayense 'Gravetye' (Geranium 'Gravetye')
- Geranium macrorrhizum 'Ingwersen's Variety' (Geranium 'Ingwersen's Variety')
- Geranium macrorrhizum 'Spessart' (White groundcover cranesbill)
- Geranium macrorrhizum 'White-Ness' (Geranium 'White-Ness')
- Geranium phaeum (Dusky cranesbill)
- Geranium phaeum 'Album' (Geranium 'Album')
- Geranium pratense 'Hocus Pocus' (Cranesbill 'Hocus Pocus')
- Geranium pratense 'Mrs Kendall Clark' (Meadow cranesbill 'Mrs Kendall Clark')
- Geranium pratense 'Plenum Violaceum' (Meadow cranesbill 'Plenum Violaceum')
- Geranium psilostemon (Armenian cranesbill)
- Geranium pyrenaicum 'Bill Wallis' (Geranium 'Bill Wallis')
- Geranium renardii (Renard geranium)
- Geranium sanguineum (Bloody cranesbill)
- Geranium sanguineum 'Album' (Bloody cranesbill 'Album')
- Geranium sanguineum var. striatum (Striped bloody crane's bill)
- Geranium sylvaticum 'Album' (Wood cranesbill 'Album')
- Geranium sylvaticum 'Mayflower' (Wood cranesbill 'Mayflower')
- Geranium wallichianum 'Buxton's Variety' (Geranium 'Buxton's Variety')
- Geranium wlassovianum (Geranium wlassovianum)
- Geranium x magnificum (Showy geranium)
- Geranium x oxonianum 'A.T. Johnson' (Geranium 'A.T. Johnson')
- Geranium x oxonianum 'Wargrave Pink' (Geranium 'Wargrave Pink')
- Geranium x riversleaianum 'Russell Prichard' (Geranium 'Russell Prichard')
- Geum 'Mrs J. Bradshaw' (Avens 'Mrs J. Bradshaw')
- Ginkgo biloba (Maidenhair tree)
- Gladiolus 'Green Star' (Sword lily 'Green Star' )
- Gladiolus communis subsp. byzantinus (Byzantine gladiola)
- Gladiolus murielae (Abyssinian gladiolus)
- Gleditsia triacanthos 'Sunburst' (Honey locust 'Sunburst')
- Griselinia littoralis (New Zealand broadleaf)
- Griselinia littoralis 'Variegata' ( New Zealand broadleaf 'Variegata')
- Gunnera manicata (Giant rhubarb)
- Gunnera tinctoria (Giant rhubarb)
- Gypsophila cerastioides (Baby's breath)
- Gypsophila paniculata 'Bristol Fairy' (Baby's breath 'Bristol Fairy')
- Gypsophila paniculata 'Compacta Plena' (Baby's breath 'Compacta Plena')
- Hacquetia epipactis (Hacquetia)
- Hakea lissosperma (Needle bush)
- Halimium 'Susan' (Rock rose 'Susan')
- Halimium lasianthum (Woolly rock rose)
- Halimium umbellatum (Rock rose)
- Hamamelis mollis (Chinese witch hazel)
- Hamamelis vernalis 'Sandra' (Witch hazel 'Sandra')
- Hamamelis x intermedia 'Arnold Promise' (Witch hazel 'Arnold Promise')
- Hamamelis x intermedia 'Barmstedt Gold' (Witch hazel 'Barmstedt Gold')
- Hamamelis x intermedia 'Diane' (Witch hazel 'Diane')
- Hamamelis x intermedia 'Jelena' (Witch hazel 'Jelena')
- Hamamelis x intermedia 'Pallida' (Witch hazel 'Pallida')
- Hebe 'Autumn Glory' (Hebe 'Autumn Glory')
- Hebe 'Baby Marie' (Hebe 'Baby Marie')
- Hebe 'Caledonia' (Hebe 'Caledonia')
- Hebe 'Great Orme' (Hebe 'Great Orme')
- Hebe 'Margret' (Hebe 'Margret')
- Hebe 'Marjorie' (Hebe' Marjorie')
- Hebe 'Midsummer Beauty' (Hebe 'Midsummer Beauty')
- Hebe 'Mrs Winder' (Hebe 'Mrs Winder')
- Hebe 'Nicola's Blush' (Hebe 'Nicola's Blush')
- Hebe 'Pascal' (Hebe 'Pascal')
- Hebe 'Pink Paradise' (Hebe 'Pink Paradise' )
- Hebe 'Purple Paradise' (Hebe 'Purple Paradise')
- Hebe 'Red Edge' (Hebe 'Red Edge')
- Hebe 'Sapphire' (Shrubby veronica 'Sapphire' )
- Hebe 'Sapphire' (Hebe 'Sapphire')
- Hebe 'Silver Dollar' (Hebe 'Silver Dollar')
- Hebe 'Wiri Charm' (Hebe 'Wiri Charm')
- Hebe 'Youngii' (Hebe 'Youngii')
- Hebe albicans (White hebe)
- Hebe macrantha (Large-flowered hebe)
- Hebe ochracea 'James Stirling' (Hebe 'James Stirling')
- Hebe pimeleoides 'Quicksilver' (Hebe 'Quicksilver')
- Hebe pinguifolia 'Pagei' (Hebe 'Pagei')
- Hebe rakaiensis (Shrubby veronica)
- Hebe salicifolia (Willow-leaved hebe)
- Hebe topiaria (Topiarist's hebe)
- Hebe vernicosa (Varnished hebe)
- Hedera colchica (Persian ivy)
- Hedera colchica 'Dentata Variegata' (Ivy 'Dentata Variegata')
- Hedera colchica 'Sulphur Heart' (Paddy's pride)
- Hedera helix 'Angularis Aurea' (Ivy 'Angularis Aurea')
- Hedera helix 'Erecta' (Ivy 'Erecta')
- Hedera helix 'Glacier' (Ivy 'Glacier')
- Hedera helix 'Goldchild' (Ivy 'Goldchild')
- Hedera helix 'Ivalace' (Ivy 'Ivalace')
- Hedera helix 'Light Fingers' (Ivy 'Light Fingers')
- Hedera helix 'Little Diamond' (Ivy 'Little Diamond')
- Hedera helix 'Parsley Crested' (Ivy 'Parsley Crested')
- Hedera helix 'Tricolor' (English ivy 'Tricolour')
- Hedera helix subsp. hibernica (Irish ivy)
- Hedera pastuchovii 'Ann Ala' (Ivy 'Ann Ala')
- Hedychium coccineum 'Tara' (Red ginger lily 'Tara')
- Helenium 'Butterpat' (Sneezeweed 'Butterpat')
- Helenium 'Chelsey' (Sneezeweed 'Chelsey')
- Helenium 'Double Trouble' (Sneezeweed 'Double Trouble')
- Helenium 'Moerheim Beauty' (Sneezeweed 'Moerheim Beauty')
- Helenium 'Rubinzwerg' (Sneezeweed 'Rubinzwerg')
- Helenium 'Sahin's Early Flowerer' (Sneezeweed 'Sahin's Early Flowerer')
- Helenium 'Wyndley' (Sneezeweed 'Wyndley')
- Helianthemum 'Ben Fhada' (Rock rose 'Ben Fhada')
- Helianthemum 'Ben Ledi' (Rock rose 'Ben Ledi')
- Helianthemum 'Ben More' (Rock rose 'Ben More')
- Helianthemum 'Fire Dragon' (Rock rose 'Fire Dragon')
- Helianthemum 'Henfield Brilliant' (Rock rose 'Henfield Brilliant')
- Helianthemum 'Orange Phoenix' (Rock rose 'Orange Phoenix')
- Helianthemum 'The Bride' (Rock rose 'The Bride')
- Helianthemum 'Wisley Primrose' (Rock rose 'Wisley Primrose')
- Helianthus 'Lemon Queen' (Sunflower 'Lemon Queen')
- Helichrysum 'Schwefellicht' (Everlasting flower 'Schwefellicht')
- Helichrysum splendidum (Helichrysum splendidum)
- Helictotrichon sempervirens (Blue oat grass)
- Heliotropium arborescens 'Princess Marina' (Heliotrope 'Princess Marina')
- Helleborus argutifolius (Holly-leaved hellebore)
- Helleborus foetidus (Bear's foot hellebore)
- Helleborus lividus (Blue-grey hellebore)
- Helleborus niger (Christmas rose)
- Helleborus purpurascens (Lenten rose 'Purple')
- Helleborus x sternii (Hellebore sternii)
- Hemerocallis 'Bela Lugosi' (Day lily 'Bela Lugosi')
- Hemerocallis 'Blueberry Cream' (Daylily 'Blueberry Cream')
- Hemerocallis 'Bonanza' (Daylily 'Bonanza')
- Hemerocallis 'Burning Daylight' (Daylily 'Burning Daylight')
- Hemerocallis 'Cartwheels' (Daylily 'Cartwheels')
- Hemerocallis 'Cherry Cheeks' (Daylily 'Cherry Cheeks')
- Hemerocallis 'Corky' (Daylily 'Corky')
- Hemerocallis 'Frans Hals' ('Frans Hals' daylily)
- Hemerocallis 'Golden Chimes' (Daylily 'Golden Chimes')
- Hemerocallis 'Green Flutter' (Daylily 'Green Flutter')
- Hemerocallis 'Joan Senior' (Daylily 'Joan Senior')
- Hemerocallis 'Lemon Bells' (Daylily 'Lemon Bells')
- Hemerocallis 'Marion Vaughn' (Daylily 'Marion Vaughn')
- Hemerocallis 'Neyron Rose' (Daylily 'Neyron Rose')
- Hemerocallis 'Pink Damask' (Daylily 'Pink Damask')
- Hemerocallis 'Sammy Russell' (Daylily 'Sammy Russell')
- Hemerocallis 'Stafford' (Daylily 'Stafford')
- Hemerocallis 'Startle' (Daylily 'Startle')
- Hemerocallis 'Stella de Oro' (Day lily 'Stella de Oro')
- Hemerocallis 'Stoke Poges' (Daylily 'Stoke Poges')
- Hemerocallis 'Tetrina's Daughter' (Daylily 'Tetrina's Daughter')
- Hemerocallis fulva 'Flore Pleno' (Daylily 'Flore Pleno')
- Hemerocallis lilioasphodelus (Yellow day lily)
- Hesperis matronalis (Sweet rocket)
- Hesperis matronalis var. albiflora (Sweet rocket)
- Heuchera 'Amber Waves' (Alum root 'Amber Waves')
- Heuchera 'Beauty Colour' (Alum root 'Beauty Colour')
- Heuchera 'Can-can' (Alum root 'Can-can')
- Heuchera 'Chocolate Ruffles' (Alum root 'Chocolate Ruffles')
- Heuchera 'Pewter Moon' (Alum root 'Pewter Moon')
- Heuchera 'Rachel' (Alum root 'Rachel')
- Heuchera 'Regina' (Alum root 'Regina' )
- Heuchera 'Silver Light' (Alum root 'Silver Light')
- Heuchera 'Silver Scrolls' (Alum root 'Silver Scrolls')
- Heuchera cylindrica (Roundleaf alumroot)
- Heuchera cylindrica 'Greenfinch' (Alum root 'Greenfinch')
- Heuchera sanguinea 'Ruby Bells' (Alum root 'Ruby Bells')
- Hibiscus syriacus 'Diana' (Rose mallow 'Diana')
- Hibiscus syriacus 'Hamabo' (Rose mallow 'Hamabo')
- Hibiscus syriacus 'Meehanii' (Rose mallow 'Meehanii')
- Hibiscus syriacus 'Oiseau Bleu' (Rose mallow 'Oiseau Bleu')
- Hibiscus syriacus 'Red Heart' (Rose mallow 'Red Heart')
- Hibiscus syriacus 'Woodbridge' (Rose mallow 'Woodbridge')
- Hippophae rhamnoides (Sea buckthorn)
- Holboellia coriacea (Sausage vine)
- Holboellia latifolia (Sausage vine)
- Hosta 'Big Daddy' (Hosta 'Big Daddy')
- Hosta 'Blue Angel' (Plantain lily 'Blue Angel')
- Hosta 'Blue Mouse Ears' (Plantain lily 'Blue Mouse Ears')
- Hosta 'Fire and Ice' (Hosta 'Fire and Ice')
- Hosta 'Francee' (Plantain lily 'Francee')
- Hosta 'Golden Tiara' (Plantain lily 'Golden Tiara')
- Hosta 'Honeybells' (Plantain lily 'Honeybells')
- Hosta 'Love Pat' (Plantain lily 'Love Pat')
- Hosta 'Magic Fire' (Plantain lily 'Magic Fire')
- Hosta 'Mediovariegata' (undulata) (Wavy plantain lily)
- Hosta 'Minuteman' (Plantain lily 'Minuteman')
- Hosta 'Patriot' (Plantain lily 'Patriot')
- Hosta 'Royal Standard' (Plantain lily 'Royal Standard')
- Hosta 'Shade Fanfare' (Plantain lily 'Shade Fanfare')
- Hosta 'So Sweet' (Plantain lily 'So Sweet')
- Hosta 'Sum and Substance' (Plantain lily 'Sum and Substance')
- Hosta 'Zounds' (Plantain lily 'Zounds')
- Hosta crispula (Curled plantain lily)
- Hosta fortunei var. albopicta (Golden Fortune plantain lily)
- Hosta fortunei var. aureomarginata (Gold-edged plantain lily)
- Hosta sieboldiana var. elegans (Giant blue hosta)
- Hosta undulata var. albomarginata (Variegated wavy plantain lily)
- Hosta ventricosa (Blue plantain lily)
- Humulus lupulus 'Aureus' (Golden hop)
- Hyacinthus orientalis 'City of Haarlem' (Hyacinth 'City of Haarlem')
- Hyacinthus orientalis 'Delft Blue' (Hyacinthus 'Delft Blue')
- Hyacinthus orientalis 'Pink Pearl' (Hyacinth 'Pink Pearl')
- Hyacinthus orientalis 'Woodstock' (Hyacinth 'Woodstock')
- Hydrangea 'Preziosa' (Hydrangea 'Preziosa')
- Hydrangea arborescens 'Annabelle' (Hydrangea 'Annabelle')
- Hydrangea arborescens 'Grandiflora' (Hydrangea 'Grandiflora')
- Hydrangea aspera 'Macrophylla' (Large-leaved scabrous hydrangea)
- Hydrangea aspera subsp. sargentiana (Sargent hydrangea)
- Hydrangea aspera Villosa Group (Hydrangea aspera 'Villosa Group')
- Hydrangea involucrata 'Hortensis' (Hydrangea 'Hortensis')
- Hydrangea macrophylla 'Altona' (Hydrangea 'Altona')
- Hydrangea macrophylla 'Ami Pasquier' (Hydrangea 'Ami Pasquier')
- Hydrangea macrophylla 'Cardinal Red' (Hydrangea 'Cardinal Red')
- Hydrangea macrophylla 'Générale Vicomtesse de Vibraye' (Hydrangea 'Générale Vicomtesse de Vibraye')
- Hydrangea macrophylla 'Lanarth White' (Hydrangea 'Lanarth White')
- Hydrangea macrophylla 'Madame Emile Mouillère' (Hydrangea 'Madame Emile Mouillère')
- Hydrangea macrophylla 'Mariesii Grandiflora' (Hydrangea 'Mariesii Grandiflora')
- Hydrangea macrophylla 'Mariesii Perfecta' (Hydrangea 'Mariesii Perfecta')
- Hydrangea macrophylla 'Nigra' (Hydrangea 'Nigra')
- Hydrangea macrophylla 'Nikko Blue' (Hydrangea 'Nikko Blue' )
- Hydrangea macrophylla 'Veitchii' (Hydrangea 'Veitchii')
- Hydrangea paniculata 'Grandiflora' (Hardy white-flowered hydrangea)
- Hydrangea paniculata 'Kyushu' (Paniculate hydrangea 'Kyushu')
- Hydrangea paniculata 'Limelight' (Hydrangea 'Limelight')
- Hydrangea paniculata 'Unique' (Paniculate hydrangea 'Unique')
- Hydrangea quercifolia (Oak-leaved hydrangea)
- Hydrangea serrata 'Bluebird' (Hydrangea 'Bluebird')
- Hydrangea serrata 'Rosalba' (Hydrangea 'Rosalba')
- Hypericum 'Hidcote' (St John's wort 'Hidcote')
- Hypericum 'Rowallane' (St John's wort 'Rowallane')
- Hypericum calycinum (Aaron's beard)
- Hypericum forrestii (Forrest St John's wort)
- Hypericum kouytchense (Large-flowered St John's wort)
- Hypericum olympicum (Mount Olympus St John's wort)
- Hypericum perforatum (Perforate St John's wort)
- Hypericum x inodorum 'Elstead' (St John's wort 'Elstead')
- Hypericum x moserianum (Gold flower)
- Hypericum x moserianum 'Tricolor' (St. John's Wort)
- Hyssopus officinalis (Hyssop)
- Iberis sempervirens (Perennial candytuft)
- Iberis sempervirens 'Snowflake' (Candytuft 'Snowflake')
- Ilex aquifolium 'Argentea Marginata' (Silver-margined holly)
- Ilex aquifolium 'Aurea Marginata' (Holly 'Aurea Marginata')
- Ilex aquifolium 'Bacciflava' (Yellow fruited holly)
- Ilex aquifolium 'Ferox Argentea' (Silver hedgehog holly)
- Ilex aquifolium 'Handsworth New Silver' (Holly 'Handsworth New Silver')
- Ilex aquifolium 'Madame Briot' (Holly 'Madame Briot')
- Ilex aquifolium 'Myrtifolia Aurea Maculata' (Holly 'Myrtifolia Aurea Maculata')
- Ilex aquifolium 'Silver Queen' (Holly 'Silver Queen')
- Ilex crenata 'Convexa' (Japanese holly 'Convexa')
- Ilex crenata 'Golden Gem' (Japanese holly 'Golden Gem')
- Ilex x altaclerensis 'Belgica Aurea' (Holly 'Belgica Aurea')
- Ilex x altaclerensis 'Golden King' (Holly 'Golden King')
- Ilex x altaclerensis 'Lawsoniana' (Holly 'Lawsoniana')
- Ilex x koehneana 'Chestnut Leaf' (Holly 'Chestnut Leaf')
- Ilex x meserveae 'Blue Angel' (Holly 'Blue Angel')
- Imperata cylindrica 'Rubra' (Cogon grass 'Rubra')
- Incarvillea delavayi (Chinese trumpet flower)
- Indigofera amblyantha (Pink-flowered indigo)
- Ipheion 'Rolf Fiedler' (Spring starflower 'Rolf Fiedler')
- Ipheion uniflorum 'Wisley Blue' (Spring starflower 'Wisley Blue')
- Iris 'Blue Denim' (Iris 'Blue Denim')
- Iris 'Bold Pretender' (Iris 'Bold Pretender')
- Iris 'Edward' (Iris 'Edward')
- Iris 'Green Spot' (Iris 'Green Spot')
- Iris 'Harmony' (Iris 'Harmony')
- Iris 'Jane Phillips' (Iris 'Jane Phillips')
- Iris 'Kent Pride' (Iris 'Kent Pride')
- Iris 'Langport Wren' (Iris 'Langport Wren')
- Iris 'Pogo' (Iris 'Pogo')
- Iris 'Sapphire Beauty' (Iris 'Sapphire Beauty')
- Iris danfordiae (Iris danfordiae)
- Iris ensata 'Caprician Butterfly' (Japanese water iris 'Caprician Butterfly')
- Iris ensata 'Eden's Paintbrush' (Japanese water iris 'Eden's Paintbrush')
- Iris ensata 'Rose Queen' (Japanese water iris 'Rose Queen')
- Iris ensata 'Variegata' (Japanese water iris 'Variegata')
- Iris foetidissima (Stinking iris)
- Iris japonica (Fringed iris)
- Iris pseudacorus (Yellow iris)
- Iris reticulata (Early bulbous iris)
- Iris sibirica 'Caesar's Brother' (Siberian Iris 'Caesar's Brother')
- Iris sibirica 'Dance Ballerina Dance' (Siberian iris 'Dance Ballerina Dance')
- Iris sibirica 'White Swirl' (Siberian iris 'White Swirl')
- Iris unguicularis (Algerian iris)
- Iris x robusta 'Gerald Darby' (Iris 'Gerald Darby')
- Itea ilicifolia (Holly-leaved sweet spire)
- Jasminum beesianum (Red jasmine)
- Jasminum humile 'Revolutum' (Italian jasmine 'Revolutum')
- Jasminum mesnyi (Primrose jasmine)
- Jasminum nudiflorum (Winter jasmine)
- Jasminum officinale (Common jasmine)
- Jasminum officinale 'Argenteovariegatum' (Jasmine 'Argenteovariegatum')
- Jasminum officinale 'Inverleith' (Common white jasmine )
- Jasminum polyanthum (Many-flowered jasmine)
- Jasminum x stephanense (Stephan jasmine)
- Juglans nigra (Black walnut)
- Juglans regia (Common walnut)
- Juncus effusus f. spiralis (Corkscrew rush)
- Juniperus chinensis 'Pyramidalis' (Chinese juniper 'Pyramidalis')
- Juniperus communis 'Compressa' (Juniper 'Compressa')
- Juniperus communis 'Green Carpet' (Juniper 'Green Carpet')
- Juniperus communis 'Hibernica' (Irish juniper)
- Juniperus communis 'Repanda' (Juniper 'Repanda')
- Juniperus communis 'Sentinel' (Sentinel common juniper)
- Juniperus horizontalis 'Blue Chip' (Creeping juniper 'Blue Chip' )
- Juniperus procumbens 'Nana' (Decumbent juniper 'Nana')
- Juniperus scopulorum 'Blue Arrow' (Rocky Mountain juniper 'Blue Arrow')
- Juniperus squamata 'Blue Carpet' (Flaky juniper 'Blue Carpet')
- Juniperus squamata 'Blue Star' (Flaky Juniper 'Blue Star')
- Juniperus x pfitzeriana 'Old Gold' (Juniper 'Old Gold')
- Kerria japonica 'Golden Guinea' (Japanese rose 'Golden Guinea')
- Kerria japonica 'Pleniflora' (Double-flowering Japanese kerria)
- Kirengeshoma palmata (Palmate kirengeshoma)
- Kirengeshoma palmata Koreana Group (Yellow wax bells)
- Knautia arvensis (Field scabious)
- Knautia macedonica (Macedonian scabious)
- Knautia macedonica 'Mars Midget' (Macedonian scabious 'Mars Midget')
- Knautia macedonica 'Red Knight' (Macedonian scabious 'Red Knight')
- Kniphofia 'Alcazar' (Red hot poker 'Alcazar')
- Kniphofia 'Brimstone' (Yellow minature poker)
- Kniphofia 'Little Maid' (Red hot poker 'Little Maid')
- Kniphofia 'Timothy' (Red hot poker 'Timothy')
- Kniphofia triangularis (Dwarf red hot poker)
- Koeleria glauca (Glaucous hair-grass)
- Koelreuteria paniculata (Pride of India)
- Kolkwitzia amabilis 'Pink Cloud' (Beauty bush 'Pink Cloud')
- Laburnum x watereri 'Vossii' (Voss's laburnum)
- Lagerstroemia indica (Crape myrtle)
- Lamium maculatum 'White Nancy' (Spotted deadnettle 'White Nancy')
- Lamium orvala (Balm-leaved red deadnettle)
- Lapageria rosea (Chilean bellfower)
- Larix kaempferi (Japanese larch)
- Lathyrus latifolius (Broad-leaved everlasting pea)
- Lathyrus latifolius 'Red Pearl' (Everlasting pea 'Red Pearl')
- Lathyrus latifolius 'White Pearl' (Everlasting pea 'White Pearl')
- Lathyrus vernus (Spring pea)
- Lathyrus vernus 'Alboroseus' (Spring pea 'Alboroseus')
- Laurus nobilis (Bay tree)
- Laurus nobilis 'Aurea' (Bay 'Aurea')
- Lavandula 'Helmsdale' (French lavender 'Helmsdale')
- Lavandula 'Regal Splendour' (French lavender 'Regal Splendour')
- Lavandula angustifolia (English lavender)
- Lavandula angustifolia 'Folgate' (Lavender 'Folgate')
- Lavandula angustifolia 'Hidcote' (English lavender 'Hidcote')
- Lavandula angustifolia 'Imperial Gem' (English lavender 'Imperial Gem')
- Lavandula angustifolia 'Lavenite Petite' (Lavender 'Lavenite Petite')
- Lavandula angustifolia 'Loddon Blue' (English lavender 'Loddon Blue')
- Lavandula angustifolia 'Loddon Pink' (English lavender 'Loddon Pink')
- Lavandula angustifolia 'Miss Katherine' (English lavender 'Miss Katherine')
- Lavandula angustifolia 'Munstead' (Lavender 'Munstead')
- Lavandula angustifolia 'Nana Alba' (English lavender 'Nana Alba')
- Lavandula angustifolia 'Rosea' (Lavender 'Rosea')
- Lavandula angustifolia 'Wendy Carlile' (English lavender 'Wendy Carlile')
- Lavandula pinnata ( Fern leaf lavender)
- Lavandula stoechas (French lavender)
- Lavandula x intermedia 'Alba' (Lavender 'Alba')
- Lavatera maritima (Tree mallow)
- Lavatera x clementii 'Barnsley' (Tree mallow 'Barnsley')
- Lavatera x clementii 'Blushing Bride' (Tree mallow 'Blushing Bride' )
- Lavatera x clementii 'Candy Floss' (Tree mallow 'Candy Floss')
- Lavatera x clementii 'Rosea' (Tree mallow 'Rosea')
- Leontopodium alpinum (Edelweiss)
- Leptospermum scoparium 'Red Damask' (Tea tree 'Red Damask')
- Lespedeza thunbergii (Thunberg lespedeza)
- Leucanthemum vulgare (Ox-eye daisy)
- Leucanthemum x superbum 'Aglaia' (Shasta daisy 'Aglaia')
- Leucanthemum x superbum 'Snowcap' (Shasta daisy 'Snowcap')
- Leucojum aestivum 'Gravetye Giant' (Summer snowflake 'Gravetye Giant')
- Leucojum vernum ( Spring snowflake)
- Leucothoe axillaris 'Curly Red' (Dog hobble 'Curly Red')
- Leucothoe fontanesiana (Dog hobble)
- Levisticum officinale (Lovage)
- Leycesteria formosa (Himalayan honeysuckle)
- Liatris spicata (Button snakewort)
- Liatris spicata 'Kobold' (Button snakewort 'Kobold' )
- Libertia grandiflora (New Zealand satin flower)
- Ligularia 'Gregynog Gold' (Leopard plant 'Gregynog Gold')
- Ligularia 'The Rocket' (Leopard plant 'The Rocket')
- Ligularia dentata 'Desdemona' (Leopard plant 'Desdemona')
- Ligularia przewalskii (Przewalski's golden ray)
- Ligustrum delavayanum (Delavay privet)
- Ligustrum lucidum 'Excelsum Superbum' (Chinese privet 'Excelsum Superbum')
- Ligustrum ovalifolium (Oval leaf privit)
- Ligustrum ovalifolium 'Aureum' (Golden privet)
- Ligustrum vulgare (Wild privet)
- Lilium 'Arena' (Lily 'Arena')
- Lilium 'Black Beauty' (Lily 'Black Beauty')
- Lilium 'Fata Morgana' (Lily ''Fata Morgana')
- Lilium 'Fire King' (Lily 'Fire King')
- Lilium 'Hot Lips' (Lily 'Hot Lips')
- Lilium 'Mona Lisa' (Lily 'Mona Lisa')
- Lilium 'Muscadet' (Lily 'Muscadet')
- Lilium 'Netty's Pride' (Lily 'Netty's Pride')
- Lilium 'Orange Pixie' (Lily 'Orange Pixie')
- Lilium 'Starfighter' (Lily 'Starfighter')
- Lilium 'Time Out' (Oriental lily 'Time Out')
- Lilium 'Tom Pouce' (Lily 'Tom Pouce')
- Lilium candidum (Madonna lily)
- Lilium longiflorum 'White American' (Easter lily 'White American')
- Lilium martagon var. album (White Turk's cap lily)
- Lilium Pink Perfection Group (Lily Pink Perfection Group)
- Lilium regale (Regal lily)
- Lilium speciosum var. album (Virginal lily)
- Limnanthes douglasii (Poached egg flower)
- Limonium platyphyllum (Broad-leaved statice)
- Linaria purpurea (Purple toadflax)
- Lindera benzoin (Spice bush)
- Linum perenne (Blue flax)
- Liquidambar styraciflua 'Lane Roberts' (Sweet gum 'Lane Roberts')
- Liquidambar styraciflua 'Worplesdon' (Sweet gum 'Worplesdon')
- Liriodendron tulipifera 'Aureomarginatum' (Tulip tree)
- Liriope muscari (Big blue lilyturf)
- Liriope muscari 'Variegata' (Variegated blue lilyturf)
- Lithodora diffusa 'Heavenly Blue' (Purple gromwell 'Heavenly Blue')
- Lobelia cardinalis (Cardinal flower)
- Lobelia x speciosa 'Fan Orchidrosa' (Lobelia 'Fan Orchidrosa')
- Lobelia x speciosa 'Fan Scharlach' (Lobelia 'Fan Scharlach')
- Lomatia ferruginea (Lomatia ferruginea)
- Lonicera caprifolium (Perfoliate honeysuckle)
- Lonicera etrusca 'Donald Waterer' (Honeysuckle 'Donald Waterer')
- Lonicera etrusca 'Superba' (Honeysuckle 'Superba')
- Lonicera fragrantissima (Shrubby honeysuckle)
- Lonicera henryi (Honeysuckle)
- Lonicera japonica 'Aureoreticulata' (Japanese honeysuckle 'Aureoreticulata')
- Lonicera japonica 'Halliana' (Hall's Japanese honeysuckle)
- Lonicera japonica 'Mint Crisp' (Honeysuckle 'Mint Crisp')
- Lonicera japonica var. repens (Creeping Japanese honeysuckle)
- Lonicera nitida 'Baggesen's Gold' (Honeysuckle 'Baggesen's Gold')
- Lonicera nitida 'Lemon Beauty' (Honeysuckle 'Lemon Beauty')
- Lonicera periclymenum 'Belgica' (Early Dutch honeysuckle)
- Lonicera periclymenum 'Graham Thomas' (Honeysuckle 'Graham Thomas')
- Lonicera periclymenum 'Serotina' (Late Dutch honeysuckle)
- Lonicera pileata (Box-leaved honeysuckle)
- Lonicera sempervirens (Trumpet honeysuckle)
- Lonicera similis var. delavayi (Delavay honeysuckle)
- Lonicera x americana (American woodbine)
- Lonicera x brownii 'Dropmore Scarlet' (Honeysuckle 'Dropmore Scarlet')
- Lonicera x purpusii 'Winter Beauty' (Honeysuckle 'Winter Beauty')
- Lonicera x tellmanniana (Honeysuckle)
- Lotus hirsutus (Hairy canary clover)
- Luma apiculata 'Glanleam Gold' (Temu 'Glanleam Gold')
- Lupinus 'Chandelier' (Band of Nobles Series) (Lupin 'Chandelier')
- Lupinus 'Noble Maiden' (Band of Nobles Series) (Lupin 'Noble Maiden')
- Lupinus 'The Chatelaine' (Band of Nobles Series) (Lupin 'The Chatelaine' )
- Lupinus 'The Governor' (Band of Nobles Series) (Lupin 'The Governor')
- Lupinus arboreus (Tree lupin)
- Luzula nivea (Snowy woodrush)
- Lychnis alpina (Alpine catchfly)
- Lychnis chalcedonica (Maltese cross)
- Lychnis coronaria (Rose campion)
- Lychnis coronaria 'Alba' (White rose campion)
- Lychnis flos-cuculi (Ragged robin)
- Lychnis flos-jovis (Flower of Jove)
- Lysichiton americanus (Yellow skunk cabbage)
- Lysichiton camtschatcensis (Asian skunk cabbage)
- Lysimachia ciliata 'Firecracker' (Loosestrife 'Firecracker')
- Lysimachia clethroides (Gooseneck loosestrife)
- Lysimachia nummularia 'Aurea' (Golden creeping Jenny)
- Lythrum salicaria 'Feuerkerze' (Purple loosestrife 'Feuerkerze')
- Lythrum salicaria 'Robert' (Loosestrife 'Robert')
- Macleaya microcarpa 'Kelway's Coral Plume' (Plume poppy 'Kelway's Coral Plume')
- Magnolia 'Betty' (Magnolia 'Betty')
- Magnolia 'Galaxy' (Magnolia 'Galaxy')
- Magnolia 'Heaven Scent' (Magnolia 'Heaven Scent')
- Magnolia 'Jane' (Magnolia 'Jane')
- Magnolia 'Pinkie' (Magnolia 'Pinkie')
- Magnolia 'Sayonara' (Magnolia 'Sayonara')
- Magnolia 'Susan' (Magnolia 'Susan')
- Magnolia 'Vulcan' (Magnolia 'Vulcan')
- Magnolia denudata (Yulan)
- Magnolia grandiflora (Bull bay)
- Magnolia grandiflora 'Exmouth' (Evergreen magnolia 'Exmouth')
- Magnolia grandiflora 'Goliath' (Magnolia 'Goliath' )
- Magnolia liliiflora 'Nigra' (Black lily magnolia)
- Magnolia obovata (Japanese big-leaf magnolia)
- Magnolia sieboldii (Oyama magnolia)
- Magnolia sieboldii subsp. sinensis (Chinese magnolia)
- Magnolia stellata (Star magnolia)
- Magnolia stellata 'Royal Star' (Star Magnolia)
- Magnolia wilsonii (Wilson magnolia)
- Magnolia x loebneri 'Leonard Messel' (Magnolia 'Leonard Messel')
- Magnolia x loebneri 'Merrill' (Magnolia 'Merrill')
- Magnolia x soulangeana 'Alba Superba' (Magnolia 'Alba Superba')
- Magnolia x soulangeana 'Brozzonii' (Saucer magnolia 'Brozzonii')
- Magnolia x soulangeana 'Lennei' (Saucer magnolia 'Lennei')
- Magnolia x soulangeana 'Rustica Rubra' (Saucer magnolia 'Rustica Rubra')
- Mahonia aquifolium 'Apollo' (Oregon grape 'Apollo')
- Mahonia aquifolium 'Atropurpurea' (Oregon grape 'Atropurpurea')
- Mahonia japonica (Oregon grape)
- Mahonia lomariifolia (Lomaria-leaved mahonia)
- Mahonia x media 'Buckland' (Oregon grape 'Buckland')
- Mahonia x media 'Charity' (Oregon grape 'Charity')
- Mahonia x media 'Lionel Fortescue' (Oregon grape)
- Mahonia x media 'Underway' (Oregon grape 'Underway')
- Mahonia x media 'Winter Sun' (Oregon grape 'Winter Sun')
- Mahonia x wagneri 'Pinnacle' (Oregon grape 'Pinnacle')
- Mahonia x wagneri 'Undulata' (Oregon grape 'Undulata')
- Malus 'Evereste' (Flowering crab apple 'Evereste')
- Malus 'John Downie' (Apple 'John Downie')
- Malus 'Royal Beauty' (Weeping crab apple)
- Malus domestica 'Bramley's Seedling' (Apple 'Bramley's Seedling')
- Malus domestica 'D'Arcy Spice' (Apple 'D'Arcy Spice')
- Malus domestica 'Discovery' (Apple 'Discovery')
- Malus domestica 'Egremont Russet' (Apple 'Egremont Russet')
- Malus domestica 'Falstaff' (Apple 'Falstaff')
- Malus domestica 'Fiesta' (Apple 'Fiesta')
- Malus domestica 'Golden Delicious' (Apple 'Golden Delicious')
- Malus domestica 'Greensleeves' (Apple 'Greensleeves')
- Malus domestica 'James Grieve' (Apple 'James Grieve')
- Malus domestica 'Red Falstaff' (Apple 'Red Falstaff')
- Malus domestica 'Scrumptious' (Apple 'Scrumptious')
- Malus domestica 'Worcester Pearmain' (Apple 'Worcester Pearmain')
- Malus floribunda (Japanese crab)
- Malus hupehensis (Hupeh crab)
- Malus tschonoskii (Chonosuki crab)
- Malus x robusta 'Red Sentinel' (Crab apple 'Red Sentinel')
- Malus x scheideckeri 'Red Jade' (Crab apple 'Red Jade')
- Malus x zumi 'Golden Hornet' (Crab apple 'Golden Hornet')
- Malva moschata (Musk mallow)
- Mandevilla splendens (Red riding hood)
- Matteuccia struthiopteris (Ostrich fern)
- Meconopsis betonicifolia (Himalayan blue poppy)
- Meconopsis cambrica (Welsh poppy)
- Melianthus major (Honey flower)
- Metasequoia glyptostroboides (Dawn redwood)
- Mirabilis jalapa (Marvel of Peru)
- Miscanthus sinensis 'Flamingo' (Eulalia 'Flamingo')
- Miscanthus sinensis 'Gracillimus' (Eulalia 'Gracillimus')
- Miscanthus sinensis 'Malepartus' (Eulalia 'Malepartus')
- Miscanthus sinensis 'Morning Light' (Eulalia 'Morning Light')
- Miscanthus sinensis 'Strictus' (Porcupine grass)
- Miscanthus sinensis 'Yakushima Dwarf' (Eulalia 'Yakushima Dwarf')
- Miscanthus sinensis 'Zebrinus' (Zebra grass)
- Molinia caerulea subsp. arundinacea 'Karl Foerster' (Purple moor grass 'Karl Foerster')
- Molinia caerulea subsp. arundinacea 'Transparent' (Purple moor grass 'Transparent')
- Monarda didyma (Bergamot)
- Morina longifolia (Whorlflower)
- Morus nigra (Common mulberry)
- Muehlenbeckia complexa (Australian ivy)
- Musa basjoo (Japanese banana)
- Muscari armeniacum (Grape hyacinth)
- Muscari armeniacum 'Blue Spike' (Grape hyacinth 'Blue Spike')
- Muscari armeniacum 'Valerie Finnis' (Grape hyacinth 'Valerie Finnis')
- Muscari azureum (Azure grape hyacinth)
- Muscari comosum 'Plumosum' (Feather grape hyacinth)
- Muscari latifolium (Grape hyacinth)
- Myrtus communis (Common myrtle)
- Myrtus communis subsp. tarentina (Tarentum myrtle)
- Nandina domestica 'Richmond' (Heavenly bamboo 'Richmond')
- Narcissus 'Acropolis' (Daffodil 'Acropolis')
- Narcissus 'Actaea' (Daffodil 'Actaea')
- Narcissus 'Baby Moon' (Daffodil 'Baby Moon')
- Narcissus 'Bell Song' (Daffodil 'Bell Song')
- Narcissus 'Camelot' (Daffodil 'Camelot')
- Narcissus 'Canaliculatus' (Daffodil 'Canaliculatus')
- Narcissus 'Carlton' (Daffodil 'Carlton')
- Narcissus 'Cassata' (Daffodil 'Cassata')
- Narcissus 'Falconet' (Daffodil 'Falconet')
- Narcissus 'February Gold' (Daffodil 'February Gold')
- Narcissus 'Fruit Cup' (Daffodil 'Fruit Cup')
- Narcissus 'Geranium' (Daffodil 'Geranium')
- Narcissus 'Golden Dawn' (Daffodil 'Golden Dawn')
- Narcissus 'Hawera' (Daffodil 'Hawera')
- Narcissus 'Ice Follies' (Daffodil 'Ice Follies')
- Narcissus 'Jack Snipe' (Daffodil 'Jack Snipe')
- Narcissus 'Jetfire' (Daffodil 'Jetfire')
- Narcissus 'Juanita' (Daffodil 'Juanita')
- Narcissus 'Jumblie' (Daffodil 'Jumblie')
- Narcissus 'King Alfred' (Daffodil 'King Alfred')
- Narcissus 'Little Witch' (Daffodil 'Little Witch')
- Narcissus 'Minnow' (Daffodil 'Minnow')
- Narcissus 'Pipit' (Daffodil 'Pipit')
- Narcissus 'Rip van Winkle' (Daffodil 'Rip van Winkle')
- Narcissus 'Salome' (Daffodil 'Salome')
- Narcissus 'Silver Chimes' (Daffodil 'Silver Chimes')
- Narcissus 'Sir Winston Churchill' (Daffodil 'Sir Winston Churchill')
- Narcissus 'Spring Dawn' (Daffodil 'Spring Dawn')
- Narcissus 'Tahiti' (Daffodil 'Tahiti')
- Narcissus 'Thalia' (Daffodil 'Thalia')
- Narcissus 'Yellow Cheerfulness' (Daffodil 'Yellow Cheerfulness')
- Narcissus obvallaris (The Tenby daffodil)
- Narcissus poeticus var. recurvus (Old pheasant's eye)
- Nemesia 'Wisley Vanilla' (Nemesia 'Wisley Vanilla')
- Nepeta 'Six Hills Giant' (Catmint 'Six Hills Giant')
- Nepeta govaniana (Catmint)
- Nepeta nervosa (Catmint)
- Nepeta nervosa 'Blue Moon' (Catmint 'Blue Moon')
- Nepeta racemosa (Dwarf catmint)
- Nepeta racemosa 'Walker's Low' (Dwarf catmint 'Walker's Low')
- Nepeta x faassenii (Garden catmint)
- Nerine bowdenii (Bowden-Cornish lily)
- Nicotiana sylvestris (Flowering tobacco)
- Nothofagus antarctica (Antarctic beech)
- Oenothera macrocarpa (Ozark sundrops)
- Olea europaea (Black olive)
- Olearia macrodonta (New Zealand holly)
- Olearia x haastii (Daisy bush)
- Omphalodes verna (Blue-eyed Mary)
- Onoclea sensibilis (Sensitive fern)
- Onopordum acanthium (Donkey thistle)
- Ophiopogon planiscapus 'Nigrescens' (Black mondo)
- Origanum laevigatum (Smooth oregano)
- Origanum laevigatum 'Herrenhausen' (Marjoram)
- Origanum vulgare 'Aureum' (Golden oregano)
- Ornithogalum nutans (Drooping star of Bethlehem)
- Ornithogalum thyrsoides (Chincherinchee)
- Ornithogalum umbellatum (Common star of Bethlehem)
- Osmanthus delavayi (Osmanthus delavayi)
- Osmanthus heterophyllus 'Goshiki' (False holly 'Goshiki')
- Osmanthus heterophyllus 'Gulftide' (Holly olive 'Gulftide')
- Osmanthus heterophyllus 'Purpureus' (Purple false holly)
- Osmanthus heterophyllus 'Variegatus' (Variegated holly olive tree)
- Osmanthus x burkwoodii (Burkwood osmanthus)
- Osmunda regalis (Royal fern)
- Osmunda regalis 'Purpurascens' (Royal fern 'Purpurascens' )
- Osteospermum 'Stardust' (African daisy 'Stardust' )
- Osteospermum jucundum (African daisy)
- Oxalis adenophylla (Sauer klee)
- Pachysandra terminalis (Japanese spurge)
- Pachysandra terminalis 'Green Carpet' (Japanese spurge 'Green Carpet')
- Paeonia 'Buckeye Belle' (Peony 'Buckeye Belle')
- Paeonia delavayi (Delavay peony)
- Paeonia delavayi var. delavayi f. lutea (Peony )
- Paeonia lactiflora 'Bowl of Beauty' (Peony 'Bowl of Beauty')
- Paeonia lactiflora 'Duchesse de Nemours' (Peony 'Duchesse de Nemours')
- Paeonia lactiflora 'Karl Rosenfield' (Peony 'Karl Rosenfield')
- Paeonia lactiflora 'Laura Dessert' (Peony 'Laura Dessert')
- Paeonia lactiflora 'Sarah Bernhardt' (Peony 'Sarah Bernhardt')
- Paeonia lactiflora 'Sorbet' (Garden peony 'Sorbet')
- Panicum virgatum 'Rubrum' (Switch grass 'Rubrum')
- Panicum virgatum 'Warrior' (Switch grass 'Warrior')
- Papaver orientale 'Allegro' (Oriental poppy 'Allegro')
- Papaver orientale 'Black and White' (Oriental poppy 'Black and White')
- Papaver orientale 'Indian Chief' (Oriental poppy 'Indian Chief')
- Papaver orientale 'Karine' (Oriental poppy 'Karine')
- Papaver orientale 'Patty's Plum' (Oriental poppy 'Patty's Plum')
- Papaver orientale 'Perry's White' (Oriental poppy 'Perry's White')
- Parrotia persica (Persian ironwood)
- Parthenocissus henryana (Silver-vein creeper)
- Parthenocissus quinquefolia (Virginia creeper)
- Parthenocissus tricuspidata (Boston ivy)
- Parthenocissus tricuspidata 'Robusta' (Boston ivy 'Robusta')
- Parthenocissus tricuspidata 'Veitchii' (Boston ivy 'Veitchii')
- Passiflora caerulea (Blue passion flower)
- Paulownia tomentosa (Foxglove tree)
- Pelargonium 'Lady Plymouth' (Pelargonium 'Lady Plymouth')
- Pennisetum alopecuroides 'Hameln' (Chinese fountain grass 'Hameln')
- Pennisetum orientale (Oriental fountain grass)
- Pennisetum villosum (Feathertop)
- Penstemon 'Andenken an Friedrich Hahn' (Penstemon 'Andenken an Friedrich Hahn')
- Penstemon 'Apple Blossom' (Penstemon 'Apple Blossom')
- Penstemon 'Evelyn' (Penstemon 'Evelyn')
- Penstemon 'Flamingo' (Penstemon 'Flamingo')
- Penstemon 'Hidcote Pink' (Penstemon 'Hidcote Pink')
- Penstemon 'King George V' (Penstemon 'King George V')
- Penstemon 'Port Wine' (Penstemon 'Port Wine')
- Penstemon 'Purple Bedder' (Penstemon 'Purple Bedder')
- Penstemon 'Rubicundus' (Penstemon 'Rubicundus')
- Penstemon 'Schoenholzeri' (Penstemon 'Schoenholzeri')
- Penstemon 'White Bedder' (Penstemon 'White Bedder')
- Perovskia 'Blue Spire' (Perovskia 'Blue Spire')
- Persicaria affinis 'Donald Lowndes' (Knotweed 'Donald Lowndes')
- Persicaria affinis 'Superba' (Knotweed 'Superba')
- Persicaria amplexicaulis 'Firetail' (Red bistort 'Firetail')
- Persicaria bistorta 'Superba' (Knotweed 'Superba')
- Persicaria vacciniifolia (Rock knotweed)
- Philadelphus 'Beauclerk' (Mock orange 'Beauclerk')
- Philadelphus 'Belle Etoile' (Mock orange 'Belle Etoile')
- Philadelphus 'Innocence' (Mock orange 'Innocence')
- Philadelphus 'Manteau d'Hermine' (Mock orange 'Manteau d'Hermine')
- Philadelphus 'Sybille' (Mock orange 'Sybille')
- Philadelphus 'Virginal' (Mock orange 'Virginal')
- Philadelphus coronarius 'Aureus' (Mock orange 'Aureus')
- Philadelphus coronarius 'Variegatus' (Variegated mock orange)
- Philadelphus purpurascens (Mock orange)
- Phlomis cashmeriana (Kashmir sage)
- Phlomis chrysophylla (Golden-leaved Jerusalem sage)
- Phlomis fruticosa (Jerusalem sage)
- Phlomis italica (Phlomis)
- Phlomis lanata (Woolly Jerusalem sage)
- Phlomis russeliana (Turkish sage)
- Phlomis tuberosa (Jerusalem sage)
- Phlomis tuberosa 'Amazone' (Jerusalem sage 'Amazone')
- Phlox carolina 'Bill Baker' (Carolina phlox 'Bill Baker')
- Phlox divaricata subsp. laphamii 'Chattahoochee' (Wild sweet william 'Chattahoochee')
- Phlox douglasii 'Boothman's Variety' (Phlox 'Boothman's Variety')
- Phlox douglasii 'Crackerjack' (Phlox 'Crackerjack')
- Phlox douglasii 'Red Admiral' (Phlox 'Red Admiral')
- Phlox maculata 'Delta' (Meadow phlox 'Delta')
- Phlox maculata 'Natascha' (Meadow phlox 'Natascha')
- Phlox paniculata 'Eventide' (Perennial phlox 'Eventide')
- Phlox paniculata 'Franz Schubert' (Perennial phlox 'Franz Schubert')
- Phlox paniculata 'Laura' (Dwarf phlox 'Laura')
- Phlox paniculata 'Prince of Orange' (Perennial phlox 'Prince of Orange')
- Phlox paniculata 'Starfire' (Phlox 'Starfire')
- Phlox paniculata 'Tenor' (Perennial phlox 'Tenor')
- Phlox paniculata 'White Admiral' (Phlox ' White Admiral')
- Phlox paniculata 'Windsor' (Perennial phlox 'Windsor')
- Phlox subulata 'White Delight' (Alpine phlox 'White Delight')
- Phoenix canariensis (Canary Island date palm)
- Phormium 'Apricot Queen' (New Zealand flax 'Apricot Queen')
- Phormium 'Bronze Baby' (New Zealand flax 'Bronze Beauty')
- Phormium 'Duet' (Flax lily 'Duet')
- Phormium 'Evening Glow' (New Zealand Flax 'Evening Glow')
- Phormium 'Jester' (Flax lily 'Jester')
- Phormium 'Maori Chief' (New Zealand flax 'Maori Cheif')
- Phormium 'Maori Queen' (New Zealand flax 'Maori Queen')
- Phormium 'Pink Panther' (New Zealand flax )
- Phormium 'Sundowner' (Flax lily 'Sundowner')
- Phormium 'Yellow Wave' (Flax lily 'Yellow Wave')
- Phormium cookianum 'Flamingo' (New Zealand flax 'Flamingo')
- Phormium cookianum subsp. hookeri 'Tricolor' (Mountain flax 'Tricolor')
- Phormium tenax (New Zealand flax)
- Phormium tenax 'Co-ordination' (New Zealand flax 'Co-ordination')
- Phormium tenax 'Variegatum' (Variegated New Zealand flax)
- Phormium tenax Purpureum Group (New Zealand flax Purpureum Group)
- Photinia davidiana 'Palette' (Christmas berry 'Palette')
- Photinia x fraseri 'Red Robin' (Christmas berry 'Red Robin')
- Phuopsis stylosa (Caucasian crosswort)
- Phygelius aequalis 'Trewidden Pink' (Cape figwort 'Trewidden Pink')
- Phygelius aequalis 'Yellow Trumpet' (Cape figwort 'Yellow Trumpet')
- Phygelius capensis (Cape figwort)
- Phygelius x rectus 'African Queen' (Cape figwort 'African Queen')
- Phygelius x rectus 'Devil's Tears' (Cape figwort 'Devil's Tears')
- Phygelius x rectus 'Salmon Leap' (Cape figwort 'Salmon Leap')
- Phyllostachys aurea (Fish-pole bamboo)
- Phyllostachys aureosulcata (Yellow-groove bamboo)
- Phyllostachys aureosulcata f. aureocaulis (Golden-groove bamboo)
- Phyllostachys nigra (Black bamboo)
- Phyllostachys viridiglaucescens (Green-glaucous bamboo)
- Phyllostachys vivax (Golden Chinese timber bamboo)
- Physocarpus opulifolius 'Dart's Gold' (Ninebark 'Dart's Gold')
- Physocarpus opulifolius 'Diabolo' (Ninebark 'Diabolo')
- Physostegia virginiana 'Alba' (Obedient plant 'Alba White' )
- Picea breweriana (Brewer's weeping spruce)
- Picea glauca var. albertiana 'Conica' (White spruce 'Conica')
- Picea mariana 'Nana' ( Dwarf black spruce)
- Picea pungens 'Hoopsii' (Colorado spruce 'Hoopsii')
- Picea pungens 'Koster' (Colorado spruce 'Koster')
- Pieris 'Forest Flame' (Pieris 'Forest Flame')
- Pieris formosa var. forrestii 'Wakehurst' (Pieris 'Wakehurst')
- Pieris japonica 'Debutante' (Lily-of-the-valley bush)
- Pieris japonica 'Katsura' (Japanese pieris 'Katsura')
- Pieris japonica 'Mountain Fire' (Japanese pieris 'Mountain Fire')
- Pileostegia viburnoides (Climbing hydrangea)
- Pinus mugo 'Mops' (Dwarf mountain pine 'Mops')
- Pinus pinea (Umbrella pine)
- Pinus sylvestris (Scots pine)
- Pittosporum 'Garnettii' (Pittosporum 'Garnetii')
- Pittosporum tenuifolium (Tawhiwhi )
- Pittosporum tenuifolium 'Irene Paterson' (Pittopsorum 'Irene Paterson')
- Pittosporum tenuifolium 'Silver Queen' (Pittosporum 'Silver Queen')
- Pittosporum tenuifolium 'Tom Thumb' (Pittosporum 'Tom Thumb')
- Pittosporum tenuifolium 'Warnham Gold' (Tawhiwhi 'Warnham Gold')
- Pittosporum tobira (Japanese pittosporum)
- Pittosporum tobira 'Nanum' (Japanese pittosporum 'Nanum')
- Platanus orientalis (Oriental plane)
- Platanus x hispanica (London plane)
- Pleioblastus variegatus (Dwarf white-striped bamboo)
- Pleioblastus viridistriatus (Pleioblastus bamboo)
- Podocarpus salignus (Willow-leaf podocarp)
- Polianthes tuberosa (Tuberose)
- Polygonatum odoratum (Angled Solomon's seal)
- Polygonatum x hybridum (Garden Solomon's seal)
- Polypodium vulgare (Common polypody fern)
- Polystichum aculeatum (Hard shield fern)
- Polystichum polyblepharum (Japanese tassel fern)
- Polystichum setiferum (Soft shield fern)
- Polystichum tsussimense (Korean rock fern)
- Pontederia cordata (Pickerel weed)
- Populus nigra (Black poplar)
- Potentilla 'Gibson's Scarlet' (Cinquefoil 'Gibson's Scarlet')
- Potentilla fruticosa 'Abbotswood' (Shrubby cinquefoil 'Abbotswood')
- Potentilla fruticosa 'Daydawn' (Shrubby cinquefoil 'Daydawn')
- Potentilla fruticosa 'Elizabeth' (Shrubby cinquefoil 'Elizabeth')
- Potentilla fruticosa 'Hopleys Orange' (Shrubby cinquefoil 'Hopley's Orange')
- Potentilla fruticosa 'Katherine Dykes' (Shrubby cinquefoil 'Katherine Dykes')
- Potentilla fruticosa 'Penny White' (Shrubby cinquefoil 'Penny White')
- Potentilla fruticosa 'Pink Beauty' (Shrubby cinquefoil 'Pink Beauty')
- Potentilla fruticosa 'Primrose Beauty' (Shrubby cinquefoil 'Primrose Beauty')
- Potentilla fruticosa 'Red Ace' (Shrubby cinquefoil 'Red Ace')
- Potentilla fruticosa 'Sommerflor' (Shrubby cinquefoil 'Sommerflor')
- Potentilla fruticosa 'Sunset' (Shrubby cinquefoil 'Sunset')
- Potentilla fruticosa 'Tangerine' (Shrubby cinquefoil 'Tangerine')
- Potentilla megalantha (Large-flowered cinquefoil)
- Potentilla nepalensis 'Miss Willmott' (Cinquefoil 'Miss Willmott')
- Potentilla x hopwoodiana (Hopwood's cinquefoil )
- Potentilla x tonguei (Staghorn cinquefoil)
- Pratia pedunculata 'County Park' (Pratia pedunculata 'County Park')
- Primula denticulata (Drumstick primula)
- Primula florindae (Tibetan cowslip)
- Primula japonica 'Miller's Crimson' (Japanese primrose 'Miller's Crimson')
- Primula pulverulenta (Candelabra primula )
- Primula veris (Cowslip)
- Primula vulgaris (Primrose)
- Prostanthera cuneata (Alpine mint bush)
- Prunus 'Accolade' (Cherry 'Accolade')
- Prunus 'Amanogawa' (Japanese flowering cherry 'Amanogawa')
- Prunus 'Kanzan' (Cherry 'Kanzan')
- Prunus 'Pandora' (Ornamental cherry 'Pandora')
- Prunus 'Pink Perfection' (Cherry 'Pink Perfection')
- Prunus 'Shirofugen' (Cherry 'Shirofugen')
- Prunus 'Shirotae' (Cherry 'Shirotae')
- Prunus 'Shogetsu' (Japanese flowering cherry)
- Prunus 'Spire' (Cherry 'Spire')
- Prunus 'Taihaku' (Great white cherry)
- Prunus avium 'Plena' (Double gean)
- Prunus cerasifera 'Nigra' (Black cherry plum)
- Prunus domestica 'Victoria' (Victoria plum)
- Prunus dulcis (Sweet almond tree)
- Prunus incisa 'Kojo-no-mai' (Fuji cherry)
- Prunus incisa 'Praecox' (Cherry 'Praecox')
- Prunus laurocerasus (Cherry laurel)
- Prunus laurocerasus 'Otto Luyken' (Cherry laurel 'Otto Lukyen')
- Prunus laurocerasus 'Rotundifolia' (Cherry laurel 'Rotundifolia')
- Prunus lusitanica (Portugal laurel)
- Prunus maackii (Amur cherry )
- Prunus padus 'Watereri' (Bird cherry 'Watereri')
- Prunus pendula 'Pendula Rubra' (Single pink weeping cherry)
- Prunus persica 'Peregrine' (Peach 'Peregrine')
- Prunus sargentii (Sargent's cherry)
- Prunus serrula (Tibetan cherry)
- Prunus spinosa (Blackthorn)
- Prunus x cistena (Purple-leaf sand cherry)
- Prunus x subhirtella 'Autumnalis Rosea' (Winter flowering cherry 'Autumnalis Rosea')
- Prunus x subhirtella 'Autumnalis' (Winter-flowering cherry 'Autumnalis')
- Pseudolarix amabilis (Golden larch)
- Pseudosasa japonica (Arrow bamboo)
- Pseudosasa japonica (Metake)
- Ptelea trifoliata 'Aurea' (Golden stinking ash)
- Pterocarya fraxinifolia (Caucasian wing nut)
- Pulmonaria 'Sissinghurst White' (Lungwort 'Sissinghurst White')
- Pulmonaria angustifolia (Narrow-leaved lungwort)
- Pulmonaria saccharata Argentea Group (Bethlehem lungwort)
- Pulsatilla vulgaris (Pasqueflower)
- Pulsatilla vulgaris 'Alba' (White pasqueflower)
- Punica granatum var. nana (Dwarf pomegranate)
- Puschkinia scilloides var. libanotica (Striped squill)
- Pyracantha 'Orange Glow' (Firethorn 'Orange Glow')
- Pyracantha 'Teton' (Firethorn 'Teton')
- Pyracantha coccinea 'Red Column' (Red Firethorn)
- Pyracantha rogersiana (Asian firethorn)
- Pyrus calleryana 'Chanticleer' (Callery pear 'Chanticleer')
- Pyrus communis 'Beth' (Pear 'Beth')
- Pyrus communis 'Concorde' (Pear 'Concorde')
- Pyrus communis 'Conference' (Pear 'Conference')
- Pyrus communis 'Williams' Bon Chrétien' (Pear 'Williams' Bon Chrétien')
- Pyrus salicifolia 'Pendula' (Pendulous willow-leaved pear)
- Quercus frainetto 'Hungarian Crown' (Hungarian oak 'Hungarian Crown')
- Quercus ilex (Holm oak)
- Quercus phellos (Willow oak)
- Quercus robur (Common oak)
- Quercus rubra (Red oak)
- Ranunculus aconitifolius 'Flore Pleno' (White bachelor's buttons)
- Ranunculus ficaria 'Brazen Hussy' (Lesser celandine)
- Rehmannia elata (Chinese foxglove)
- Rhamnus alaternus 'Argenteovariegata' (Italian buckthorn 'Argenteovariegata')
- Rhamnus cathartica (Purging buckthorn)
- Rhaphiolepis umbellata (Yeddo hawthorn)
- Rheum 'Ace of Hearts' (Ornamental rhubarb 'Ace of Hearts')
- Rheum palmatum 'Atrosanguineum' (Rhubarb 'Atrosanguineum')
- Rheum x hybridum 'Timperley Early' (Rhubarb 'Timperley Early' )
- Rheum x hybridum 'Victoria' (Rhubarb 'Victoria')
- Rhodanthemum 'African Eyes' (Moroccan daisy 'African Eyes')
- Rhodanthemum hosmariense (Moroccan daisy)
- Rhododendron 'Blue Peter' (Rhododendron 'Blue Peter')
- Rhododendron 'Bow Bells' (Dwarf rhododendron 'Bow Bells')
- Rhododendron 'Cilpinense' (Dwarf rhododendron 'Cilpinense')
- Rhododendron 'Crane' (Dwarf rhododendron 'Crane')
- Rhododendron 'Cunningham's White' (Rhododendron 'Cunningham's White')
- Rhododendron 'Curlew' (Rhododendron 'Curlew')
- Rhododendron 'Cynthia' (Rhododendron 'Cynthia')
- Rhododendron 'Dopey' (Rhododendron 'Dopey')
- Rhododendron 'Elizabeth' (Dwarf rhododendron 'Elizabeth')
- Rhododendron 'Gibraltar' (Azalea 'Gibraltar')
- Rhododendron 'Ginny Gee' (Dwarf rhododendron 'Ginny Gee')
- Rhododendron 'Golden Torch' (Rhododendron 'Golden Torch')
- Rhododendron 'Johanna' (Azalea 'Johanna')
- Rhododendron 'Klondyke' (Azalea 'Klondyke')
- Rhododendron 'Mother's Day' (Azalea 'Mother's Day')
- Rhododendron 'Nancy Evans' (Rhododendron 'Nancy Evans')
- Rhododendron 'Panda' (Azalea 'Panda')
- Rhododendron 'Patty Bee' (Rhododendron 'Patty Bee')
- Rhododendron 'Percy Wiseman' (Rhododendron 'Percy Wiseman')
- Rhododendron 'Persil' (Azalea 'Persil')
- Rhododendron 'Pink Pancake' (Azalea 'Pink Pancake')
- Rhododendron 'Pink Pearl' (Rhododendron 'Pink Pearl')
- Rhododendron 'Praecox' (Rhododendron 'Praecox')
- Rhododendron 'President Roosevelt' (Rhododendron 'President Roosevelt')
- Rhododendron 'Princess Anne' (Rhododendron 'Princess Anne')
- Rhododendron 'Purple Splendour' (Rhododendron 'Purple Splendour')
- Rhododendron 'Ramapo' (Dwarf rhododendron 'Ramapo')
- Rhododendron 'Scarlet Wonder' (Dwarf rhododendron 'Scarlet Wonder')
- Rhododendron 'Shamrock' (Rhododendron 'Shamrock')
- Rhododendron 'Sneezy' (Rhododendron 'Sneezy')
- Rhododendron 'Strawberry Ice' (Azalea 'Strawberry Ice')
- Rhododendron 'Surrey Heath' (Rhododendron 'Surrey Heath')
- Rhododendron 'Vuyk's Scarlet' (Azalea 'Vuyk's Scarlet')
- Rhododendron 'Wombat' (Azalea 'Wombat')
- Rhododendron luteum (Common yellow azalea)
- Rhodohypoxis baurii 'Douglas' (Red star 'Douglas')
- Rhus typhina 'Dissecta' (Cut-leaved stag's horn sumach)
- Ribes laurifolium (Laurel-leaved currant)
- Ribes nigrum 'Ben Connan' (Blackcurrant 'Ben Connan')
- Ribes nigrum 'Ben Lomond' (Blackcurrant 'Ben Lomond')
- Ribes nigrum 'Ben Sarek' (Blackcurrant 'Ben Sarek')
- Ribes odoratum (Buffalo currant)
- Ribes rubrum 'Red Lake' (Red currant 'Red Lake')
- Ribes rubrum 'Versailles Blanche' (White currant 'Versailles Blanche')
- Ribes sanguineum 'Brocklebankii' (Flowering currant 'Brocklebankii')
- Ribes sanguineum 'King Edward VII' (Flowering currant 'King Edward VII')
- Ribes sanguineum 'Pulborough Scarlet' (Flowering currant 'Pulborough Scarlet')
- Ribes speciosum (Fuchsia-flowered gooseberry)
- Ribes uva-crispa 'Invicta' (Gooseberry 'Invicta')
- Robinia pseudoacacia 'Frisia' (False acacia 'Frisia')
- Rodgersia aesculifolia (Chestnut-leaved rodgersia)
- Rodgersia pinnata 'Superba' (Rodgersia 'Superba')
- Romneya coulteri (Californian tree poppy)
- Rosa 'Albéric Barbier' (Rose 'Albéric Barbier')
- Rosa 'Albertine' (Rose 'Albertine')
- Rosa 'Aloha' (Rose 'Aloha')
- Rosa 'American Pillar' (Rose 'American Pillar')
- Rosa 'Arthur Bell' (Rose 'Arthur Bell')
- Rosa 'Ballerina' (Rose 'Ballerina')
- Rosa 'Blairii Number Two' (Rose 'Blairii Number Two')
- Rosa 'Blanche Double de Coubert' (Rose 'Blanche Double de Coubert')
- Rosa 'Bobbie James' (Rose 'Bobbie James')
- Rosa 'Boule de Neige' (Rose 'Boule de Neige')
- Rosa 'Buff Beauty' (Rose 'Buff Beauty')
- Rosa 'Cantabrigiensis' (Rose 'Cantabrigiensis')
- Rosa 'Cardinal de Richelieu' (Rose 'Cardinal de Richelieu')
- Rosa 'Céleste' (Rose 'Céleste')
- Rosa 'Charles de Mills' (Rose 'Charles de Mills')
- Rosa 'Climbing Iceberg' (Rose 'Climbing Iceberg')
- Rosa 'Climbing Lady Hillingdon' (Rose 'Climbing Lady Hillingdon')
- Rosa 'Compassion' (Rose 'Compassion')
- Rosa 'Complicata' (Rose 'Complicata')
- Rosa 'Cornelia' (Rose 'Cornelia')
- Rosa 'Danse du Feu' (Rosa 'Danse du Feu')
- Rosa 'Deep Secret' (Rose 'Deep Secret')
- Rosa 'Dortmund' (Rose 'Dortmund')
- Rosa 'Emily Gray' (Rose 'Emily Gray')
- Rosa 'English Miss' (Rose 'English Miss')
- Rosa 'Excelsa' (Climbing rose 'Excelsa')
- Rosa 'Fantin-Latour' (Rose 'Fantin-Latour')
- Rosa 'Felicia' (Rose 'Felicia')
- Rosa 'Félicité Perpétue' (Rose 'Félicité Perpétue')
- Rosa 'Ferdinand Pichard' (Rose 'Ferdinand Pichard')
- Rosa 'Francis E. Lester' (Rose 'Francis E. Lester')
- Rosa 'François Juranville' (Rose 'François Juranville')
- Rosa 'Fru Dagmar Hastrup' (Rose 'Fru Dagmar Hastrup')
- Rosa 'Geranium' (Rose 'Geranium')
- Rosa 'Geranium' (Rosa moyesii 'Geranium')
- Rosa 'Gloire de Dijon' (Old glory rose)
- Rosa 'Golden Showers' (Rose 'Golden Showers')
- Rosa 'Golden Wings' (Rose 'Golden Wings')
- Rosa 'Goldfinch' (Rose 'Goldfinch')
- Rosa 'Guinée' (Rose 'Guinée')
- Rosa 'Ispahan' (Rose 'Ispahan')
- Rosa 'Jubilee Celebration' (Shrub rose 'Jubilee Celebration')
- Rosa 'Just Joey' (Rose 'Just Joey')
- Rosa 'Königin von Dänemark' (Rose 'Königin von Dänemark')
- Rosa 'Madame Alfred Carrière' (Rose 'Madame Alfred Carrière')
- Rosa 'Madame Grégoire Staechelin' (Rose 'Madame Grégoire Staechelin')
- Rosa 'Madame Hardy' (Rose 'Madame Hardy')
- Rosa 'Madame Isaac Pereire' (Rose 'Madame Isaac Pereire')
- Rosa 'Madame Knorr' (Rose 'Madame Knorr')
- Rosa 'Maigold' (Rose 'Maigold')
- Rosa 'Marchesa Boccella' (Rose 'Marchesa Boccella')
- Rosa 'Marguerite Hilling' (Rose 'Marguerite Hilling')
- Rosa 'Nevada' (Rose 'Nevada')
- Rosa 'New Dawn' (Rose 'New Dawn')
- Rosa 'Paul's Himalayan Musk' (Rose 'Paul's Himalayan Musk')
- Rosa 'Paul's Scarlet Climber' (Rambling rose 'Paul's Scarlet Climber')
- Rosa 'Penelope' (Rose 'Penelope')
- Rosa 'Perle d'Or' (Rose 'Perle d'Or')
- Rosa 'Phyllis Bide' (Rose 'Phyllis Bide')
- Rosa 'Pink Grootendorst' (Rose 'Pink Grootendorst')
- Rosa 'Princess of Wales' (Rose 'Princess of Wales')
- Rosa 'Prosperity' (Rose 'Prosperity')
- Rosa 'Rambling Rector' (Rose 'Rambling Rector')
- Rosa 'Reine des Violettes' (Shrub rose 'Reine des Violettes')
- Rosa 'Roseraie de l'Hay' (Rose 'Roseraie de l'Hay')
- Rosa 'Ruby Wedding' (Rose 'Ruby Wedding')
- Rosa 'Sally Holmes' (Rose 'Sally Holmes')
- Rosa 'Sander's White Rambler' (Rose 'Sander's White Rambler')
- Rosa 'Schoolgirl' (Climbing rose 'Schoolgirl')
- Rosa 'Seagull' (Rose 'Seagull')
- Rosa 'Silver Jubilee' (Rose 'Silver Jubilee')
- Rosa 'Sombreuil' (Rose 'Sombreuil')
- Rosa 'Southampton' (Rose 'Southampton')
- Rosa 'Stanwell Perpetual' (Rose 'Stanwell Perpetual')
- Rosa 'Sweet Wonder' (Patio rose 'Sweet Wonder')
- Rosa 'The Fairy' (Rose 'The Fairy')
- Rosa 'The Garland' (Rose 'The Garland')
- Rosa 'Tuscany Superb' (Rose 'Tuscany Superb')
- Rosa 'Veilchenblau' (Rose 'Veilchenblau')
- Rosa 'Wedding Day' (Rose 'Wedding Day')
- Rosa 'White Pet' (Rose 'White Pet')
- Rosa 'William Lobb' (Rose 'William Lobb')
- Rosa 'Zéphirine Drouhin' (Rose 'Zéphirine Drouhin')
- Rosa banksiae 'Lutea' (Yellow banksia rose)
- Rosa canina (Dog rose)
- Rosa filipes 'Kiftsgate' (Rambling rose 'Kiftsgate')
- Rosa gallica 'Versicolor' (Rosa mundi)
- Rosa gallica var. officinalis (Apothecary's rose)
- Rosa mulliganii (Mulligan rose)
- Rosa nutkana 'Plena' (Nootka rose 'Plena')
- Rosa rubiginosa (Eglantine)
- Rosa rugosa 'Alba' (White rugosa rose)
- Rosa rugosa 'Rubra' (Rugosa 'Red')
- Rosa xanthina 'Canary Bird' (Rose 'Canary Bird')
- Rosmarinus officinalis (Rosemary)
- Rosmarinus officinalis 'Miss Jessopp's Upright' (Rosemary 'Miss Jessopp's Upright')
- Rosmarinus officinalis 'Sissinghurst Blue' (Rosemary 'Sissinghurst Blue')
- Rosmarinus officinalis 'Tuscan Blue' (Rosemary 'Tuscan Blue')
- Rosmarinus officinalis Prostratus Group (Rosemary Prostratus Group)
- Rubus 'Benenden' (Tridel berry 'Benenden')
- Rubus cockburnianus (White-stemmed bramble )
- Rubus cockburnianus 'Goldenvale' (White-stemmed bramble 'Goldenvale')
- Rubus fruticosus 'Oregon Thornless' (Blackberry 'Oregon Thornless')
- Rubus idaeus 'Autumn Bliss' (Raspberry 'Autumn Bliss')
- Rubus idaeus 'Glen Ample' (Raspberry 'Glen Ample')
- Rubus idaeus 'Glen Moy' (Raspberry 'Glen Moy')
- Rubus phoenicolasius (Japanese wineberry )
- Rubus thibetanus (Ghost bramble)
- Rubus tricolor (Chinese bramble)
- Rudbeckia hirta 'Marmalade' (Black-eyed Susan 'Marmalade')
- Ruscus aculeatus (Butcher's broom)
- Ruta graveolens 'Jackman's Blue' (Rue 'Jackman's Blue')
- Salix babylonica var. pekinensis 'Tortuosa' (Corkscrew willow)
- Salix caprea (Goat willow)
- Salix caprea 'Kilmarnock' (Kilmarnock willow)
- Salix exigua (Coyote willow)
- Salix hastata 'Wehrhahnii' (Wehrhahnii willow)
- Salix lanata (Woolly willow)
- Salvia argentea (Silver sage)
- Salvia elegans 'Scarlet Pineapple' (Pineapple sage)
- Salvia guaranitica 'Black and Blue' (Anise-scented sage)
- Salvia lavandulifolia (Spanish sage)
- Salvia nemorosa 'Amethyst' (Balkan clary 'Amethyst')
- Salvia nemorosa 'Caradonna' (Balkan clary 'Caradonna')
- Salvia nemorosa 'Lubecca' (Balkan clary 'Lubecca')
- Salvia nemorosa 'Ostfriesland' (Balkan clary 'East Friesland')
- Salvia officinalis 'Icterina' (Sage 'Icterina')
- Salvia officinalis 'Tricolor' (Sage 'Tricolor')
- Salvia patens (Gentian sage)
- Salvia patens 'Cambridge Blue' (Gentian sage 'Cambridge Blue')
- Salvia pratensis 'Indigo' (Clary 'Indigo')
- Salvia uliginosa (Bog sage)
- Salvia verticillata 'Purple Rain' (Salvia 'Purple Rain')
- Salvia x superba (Hybrid sage)
- Salvia x sylvestris 'Mainacht' (Wood sage 'Mainacht')
- Sambucus nigra 'Aurea' (Golden elder)
- Sambucus racemosa 'Plumosa Aurea' (European Red Elder)
- Sambucus racemosa 'Sutherland Gold' (European red elder 'Sutherland Gold')
- Sambucus racemosa 'Tenuifolia' (European red elder 'Tenuifolia')
- Santolina chamaecyparissus (Lavender cotton)
- Santolina pinnata subsp. neapolitana (Rosemary-leaved lavender cotton)
- Santolina rosmarinifolia subsp. rosmarinifolia 'Primrose Gem' (Lavender cotton 'Primrose Gem')
- Saponaria ocymoides (Rock soapwort)
- Saponaria officinalis 'Rosea Plena' (Soapwort 'Rosea Plena')
- Sarcococca confusa (Sweet box)
- Sarcococca hookeriana var. digyna (Sweet box)
- Sarcococca hookeriana var. digyna 'Purple Stem' (Sweet box 'Purple Stem')
- Sarcococca ruscifolia var. chinensis (Fragrant sarcococca)
- Sasa kurilensis 'Shima-shimofuri' (Bamboo 'Shima-shimofuri')
- Sasa veitchii (Veitch's bamboo)
- Saxifraga 'Knapton Pink' (Saxifrage 'Knapton Pink')
- Saxifraga 'Peter Pan' (Saxifrage 'Peter Pan')
- Saxifraga 'Variegata' (Saxifrage 'Variegata')
- Saxifraga 'White Pixie' (Saxifrage 'White Pixie')
- Saxifraga x urbium (London pride)
- Scabiosa japonica 'Ritz Blue' (Japanese pincushion flower 'Ritz Blue')
- Schisandra grandiflora (Vine schisandra)
- Schizophragma hydrangeoides 'Moonlight' (Japanese hydrangea vine 'Moonlight')
- Schizophragma hydrangeoides 'Roseum' (Pink japanese hydrangea vine)
- Schizophragma integrifolium (Chinese hydrangea vine)
- Schizostylis coccinea 'Jennifer' (Kaffir lily 'Jennifer')
- Schizostylis coccinea 'Mrs Hegarty' (Kaffir lily 'Mrs Hegarty')
- Schizostylis coccinea 'Professor Barnard' (Kaffir lily 'Professor Barnard')
- Schizostylis coccinea 'Sunrise' (Crimson flag lily 'Sunrise')
- Sciadopitys verticillata (Umbrella pine)
- Scilla peruviana (Peruvian scilla)
- Scilla siberica (Siberian squill)
- Scrophularia auriculata 'Variegata' (Variegated water figwort)
- Sedum 'Gold Mound' (Stonecrop 'Gold Mound')
- Sedum 'Ruby Glow' (Stonecrop 'Ruby Glow')
- Sedum 'Stewed Rhubarb Mountain' (Stonecrop 'Stewed Rhubarb Mountain')
- Sedum 'Vera Jameson' (Stonecrop 'Vera Jameson')
- Sedum album 'Coral Carpet' (White stonecrop 'Coral Carpet')
- Sedum erythrostictum 'Frosty Morn' (Stonecrop 'Frosty Morn')
- Sedum kamtschaticum var. kamtschaticum 'Variegatum' (Variegated orange stonecrop)
- Sedum spathulifolium 'Cape Blanco' (Spoon-leaved stonecrop 'Cape Blanco')
- Sedum spathulifolium 'Purpureum' (Purple spoon-leaved stonecrop)
- Sedum spectabile (Ice plant)
- Sedum spurium 'Dragon's Blood' (Caucasian stonecrop 'Schorbuser Blut')
- Semiarundinaria fastuosa (Narihira bamboo)
- Sempervivum 'Commander Hay' (Houseleek 'Commander Hay')
- Sempervivum arachnoideum (Cobweb houseleek)
- Sempervivum tectorum (Common houseleek)
- Sequoia sempervirens 'Adpressa' (Dwarf redwood 'Adpressa')
- Sidalcea 'Little Princess' (Prairie mallow 'Little Princess')
- Sidalcea 'William Smith' (Prairie mallow 'William Smith')
- Sidalcea candida (Prairie mallow)
- Silene schafta (Autumn catchfly)
- Silene uniflora 'Robin Whitebreast' (Double sea campion)
- Silybum marianum (Milk thistle)
- Sisyrinchium striatum 'Aunt May' (Pale yellow-eyed grass 'Aunt May')
- Skimmia japonica 'Fragrans' (Skimmia 'Fragrans')
- Skimmia japonica 'Magic Marlot' (Skimmia 'Magic Marlot')
- Skimmia japonica 'Rubella' (Skimmia 'Rubella')
- Skimmia japonica 'Wakehurst White' (Skimmia 'Wakehurst White')
- Skimmia japonica subsp. reevesiana 'Chilan Choice' (Skimmia 'Chilan Choice')
- Skimmia x confusa 'Kew Green' (Skimmia 'Kew Green')
- Solanum crispum 'Glasnevin' (Potato tree 'Glasnevin')
- Solanum rantonnetii (Potato bush blue)
- Solidago 'Goldenmosa' (Goldenrod 'Goldenmosa')
- Sollya heterophylla (Bluebell creeper)
- Sorbus 'Joseph Rock' (Mountain ash)
- Sorbus aria 'Lutescens' (Whitebeam 'Lutescens')
- Sorbus aucuparia (Rowan)
- Sorbus aucuparia 'Sheerwater Seedling' (Rowan 'Sheerwater Seedling')
- Sorbus aucuparia var. xanthocarpa (Yellow-berried rowan)
- Sorbus commixta 'Embley' (Japanese rowan 'Embley')
- Sorbus hupehensis var. obtusa (Blunt-leaved Hupeh rowan)
- Sorbus reducta (Chinese dwarf mountain ash)
- Sorbus sargentiana (Sargent's rowan)
- Sorbus thibetica 'John Mitchell' (Tibetan whitebeam 'John Mitchell')
- Sorbus torminalis (Wild service tree)
- Spartina pectinata 'Aureomarginata' (Gold-edged prairie cord grass)
- Spartium junceum (Spanish broom)
- Spiraea 'Arguta' (Bridal wreath)
- Spiraea japonica 'Anthony Waterer' (Japanese spirea 'Anthony Waterer')
- Spiraea nipponica 'Snowmound' (Tosa spirea 'Snowmound')
- Spiraea thunbergii (Thunberg spiraea)
- Stachys byzantina (Lambs ears)
- Stachys byzantina 'Big Ears' (Woolly betony 'Big Ears')
- Stachyurus praecox (Early stachyurus)
- Stauntonia hexaphylla (Stauntonia vine)
- Stipa gigantea (Golden oats)
- Stipa tenuissima (Mexican feather grass)
- Styrax japonicus (Japanese snowbell)
- Symphytum 'Rubrum' (Red ornamental comfrey)
- Symphytum ibericum (Iberian comfrey)
- Symphytum ibericum 'Wisley Blue' (Iberian comfrey 'Wisley Blue')
- Symphytum x uplandicum 'Variegatum' (Variegated Russian comfrey)
- Syringa meyeri 'Palibin' (Lilac 'Palibin')
- Syringa pubescens subsp. microphylla 'Superba' (Lilac 'Superba')
- Syringa vulgaris 'Charles Joly' (Lilac 'Charles Joly')
- Syringa vulgaris 'Katherine Havemeyer' (Lilac 'Katherine Havemeyer')
- Syringa vulgaris 'Madame Lemoine' (Lilac 'Madame Lemoine')
- Syringa vulgaris 'Mrs Edward Harding' (Lilac 'Mrs Edward Harding')
- Syringa x hyacinthiflora 'Esther Staley' (Lilac 'Esther Staley')
- Syringa x josiflexa 'Bellicent' (Lilac 'Bellicent')
- Tamarix ramosissima 'Pink Cascade' (Tamarisk 'Pink Cascade')
- Tamarix ramosissima 'Rubra' (Red tamarisk)
- Tamarix tetrandra (Four-stamen tamarisk)
- Tanacetum coccineum 'Eileen May Robinson' (Pyrethrum 'Eileen May Robinson')
- Taxodium distichum (Swamp cypress)
- Taxus baccata (Common yew)
- Taxus baccata 'Fastigiata' (Irish yew)
- Telekia speciosa (Heart-leaved ox eye)
- Tellima grandiflora (Fringe cups)
- Teucrium fruticans (Tree germander)
- Teucrium fruticans 'Azureum' (Shrubby germander 'Azureum')
- Thalictrum aquilegifolium 'Thundercloud' (Rue 'Thundercloud')
- Thalictrum delavayi (Chinese meadow rue)
- Thalictrum delavayi 'Hewitt's Double' (Chinese meadow rue 'Hewitt's Double')
- Thuja occidentalis 'Smaragd' (White cedar 'Smaragd')
- Thunbergia alata (Black-eyed Susan)
- Thymus pulegioides 'Bertram Anderson' (Broad-leaved thyme 'Bertram Anderson')
- Thymus serpyllum 'Goldstream' (Creeping thyme 'Goldstream')
- Thymus serpyllum 'Pink Chintz' (Thyme 'Pink Chintz')
- Tiarella 'Iron Butterfly' (Foam flower 'Iron Butterfly')
- Tiarella cordifolia (Foam flower)
- Tiarella wherryi (Wherry's foam flower)
- Tibouchina urvilleana (Glory bush)
- Tilia 'Petiolaris' (Weeping silver lime)
- Tilia mongolica (Mongolian lime)
- Tilia platyphyllos 'Rubra' (Red-twigged lime)
- Tilia x euchlora (Caucasian lime)
- Trachelospermum asiaticum (Asiatic jasmine)
- Trachelospermum asiaticum 'Golden Memories' (Asiatic jasmine 'Golden Memories')
- Trachelospermum jasminoides (Confederate jasmine)
- Trachelospermum jasminoides 'Variegatum' (Variegated Confederate jasmine)
- Trachycarpus fortunei (Chusan palm)
- Trachystemon orientalis (Oriental trachystemon)
- Tricyrtis 'Empress' (Japanese toad lily 'Empress')
- Tricyrtis formosana (Toad lily)
- Tricyrtis hirta (Toad lily)
- Trillium luteum (Wood lily)
- Trochodendron aralioides (Wheel tree)
- Trollius chinensis 'Golden Queen' (Globeflower 'Golden Queen')
- Trollius x cultorum 'Orange Princess' (Globeflower 'Orange Princess')
- Trollius x cultorum 'Superbus' (Globeflower 'Superbus')
- Tropaeolum speciosum (Flame nasturtium)
- Tulipa 'Apricot Beauty' (Single early tulip 'Apricot Beauty')
- Tulipa 'Apricot Parrot' (Tulip 'Apricot Parrot')
- Tulipa 'Ballerina' (Tulip 'Ballerina')
- Tulipa 'Black Parrot' (Tulip 'Black Parrot')
- Tulipa 'China Pink' (Tulip 'China Pink')
- Tulipa 'Elegant Lady' (Tulip 'Elegant Lady')
- Tulipa 'Prinses Irene' (Tulip 'Prinses Irene')
- Tulipa 'Purissima' (Tulip 'Purissima')
- Tulipa 'Purple Prince' (Tulip 'Purple Prince')
- Tulipa 'Queen of Night' (Tulip 'Queen of Night')
- Tulipa 'Spring Green' (Tulip 'Spring Green')
- Tulipa pulchella 'Persian Pearl' (Tulip 'Persian Pearl')
- Tulipa tarda (Late tulip)
- Typha minima (Bulrush)
- Ugni molinae 'Flambeau' (Chilean guava)
- Ulex europaeus (Common gorse)
- Uncinia rubra (Red hook sedge)
- Uvularia grandiflora (Bellwort)
- Vaccinium corymbosum 'Bluecrop' (Highbush blueberry 'Bluecrop')
- Vaccinium cylindraceum (Azores blueberry)
- Vaccinium glaucoalbum (Grey-white blueberry)
- Vaccinium vitis-idaea (Ligonberry)
- Verbascum 'Caribbean Crush' (Mullein 'Caribbean Crush')
- Verbascum 'Helen Johnson' (Mullein 'Helen Johnson')
- Verbascum chaixii 'Album' (White nettle-leaved mullein)
- Verbascum olympicum (Olympian mullein)
- Verbena 'La France' (Verbena 'La France')
- Verbena 'Seabrook's Lavender' (Verbena 'Seabrook's Lavender')
- Verbena bonariensis (Purple top)
- Verbena rigida (Slender vervain)
- Veronica 'Fairytale' (Speedwell 'Fairytale')
- Veronica 'Shirley Blue' (Speedwell 'Shirley Blue')
- Veronica austriaca subsp. teucrium 'Crater Lake Blue' (Saw-leaved speedwell 'Crater Lake Blue')
- Veronica austriaca subsp. teucrium 'Royal Blue' (Saw-leaved speedwell 'Crater Lake Blue')
- Veronica gentianoides (Gentian speedwell)
- Veronica gentianoides 'Tissington White' (Gentian speedwell 'Tissington White')
- Veronica gentianoides 'Variegata' (Variegated gentian speedwell )
- Veronica longifolia 'Blauriesin' (Long-leaved speedwell 'Blauriesin')
- Veronica prostrata (Prostrate speedwell)
- Veronica spicata (Speedwell)
- Veronica spicata 'Glory' (Spiked speedwell 'Glory')
- Veronicastrum virginicum 'Album' (Culver's root)
- Veronicastrum virginicum 'Apollo' (Culver's root 'Apollo')
- Veronicastrum virginicum 'Fascination' (Culver's root)
- Vestia foetida (Stinking vestia)
- Viburnum 'Eskimo' (Eskimo viburnum)
- Viburnum 'Pragense' (Arrowwood 'Pragense')
- Viburnum carlesii 'Aurora' (Arrowwood 'Aurora')
- Viburnum davidii (David viburnum)
- Viburnum farreri (Farrer viburnum)
- Viburnum opulus (Guelder rose)
- Viburnum opulus 'Compactum' (Compact guelder rose)
- Viburnum opulus 'Roseum' (Red guelder rose)
- Viburnum opulus 'Xanthocarpum' (Yellow-fruited guelder rose)
- Viburnum rhytidophyllum (Wrinkled viburnum)
- Viburnum sargentii 'Onondaga' (Sargent viburnum 'Onondaga')
- Viburnum tinus 'Eve Price' (Laurustinus 'Eve Price')
- Viburnum tinus 'French White' (Laurustinus 'French White')
- Viburnum tinus 'Gwenllian' (Laurustinus 'Gwenllian')
- Viburnum tinus 'Purpureum' (Laurustinus 'Purpureum')
- Viburnum x bodnantense 'Charles Lamont' (Arrowwood 'Charles Lamont')
- Viburnum x bodnantense 'Dawn' (Arrowwood 'Dawn')
- Viburnum x bodnantense 'Deben' (Arrowwood 'Deben')
- Viburnum x burkwoodii 'Anne Russell' (Arrowwood 'Anne Russell')
- Viburnum x burkwoodii 'Fulbrook' (Arrowwood 'Fulbrook')
- Viburnum x burkwoodii 'Mohawk' (Arrowwood 'Mohawk')
- Viburnum x burkwoodii 'Park Farm Hybrid' (Arrowwood 'Park Farm Hybrid')
- Viburnum x carlcephalum (Fragrant snowball)
- Viburnum x hillieri 'Winton' (Viburnum x hillieri 'Winton')
- Viburnum x juddii (Judd viburnum )
- Vinca major (Big leaf periwinkle)
- Vinca major 'Variegata' (Variegated greater periwinkle)
- Vinca minor (Small white periwinkle)
- Vinca minor 'Argenteovariegata' (Lesser periwinkle 'Argenteovariegata')
- Vinca minor 'Atropurpurea' (Dark purple flowered periwinkle)
- Vinca minor 'Azurea Flore Pleno' (Double-flowered azure periwinkle)
- Vinca minor 'Illumination' (Small periwinkle 'Illumination')
- Vinca minor 'La Grave' (Lesser periwinkle 'La Grave')
- Viola 'Jackanapes' (Viola'Jackanapes')
- Viola 'Zoe' (Viola 'Zoe')
- Viola cornuta Alba Group (Horned pansy Alba Group)
- Viola odorata (Sweet violet)
- Viola sororia 'Freckles' (Viola 'Freckles')
- Viola tricolor (Heartsease)
- Vitis coignetiae (Crimson glory vine)
- Vitis vinifera 'Purpurea' (Tenturier grape)
- Waldsteinia ternata (Siberian waldsteinia)
- Weigela 'Florida Variegata' (Weigela 'Florida Variegata')
- Weigela 'Looymansii Aurea' (Weigela 'Looymansii Aurea')
- Weigela 'Praecox Variegata' (Weigela 'Praecox Variegata')
- Weigela florida 'Foliis Purpureis' (Wigela 'Foliis Purpureis')
- Wisteria floribunda 'Alba' (White japanese wisteria)
- Wisteria floribunda 'Domino' (Japanese wisteria 'Domino')
- Wisteria floribunda 'Rosea' (Pink japanese wisteria)
- Wisteria floribunda 'Violacea Plena' (Wisteria 'Violacea Plena')
- Wisteria sinensis (Chinese wisteria)
- Wisteria sinensis 'Alba' (White chinese wisteria)
- Wisteria sinensis 'Prolific' (Chinese wisteria 'Prolific')
- Woodwardia fimbriata (Giant chain fern)
- x Halimiocistus wintonensis 'Merrist Wood Cream' (Rock rose 'Merrist Wood Cream')
- Yucca filamentosa (Needle palm)
- Yucca filamentosa 'Bright Edge' (Needle palm 'Bright Edge')
- Yucca filamentosa 'Variegata' (Variegated needle palm)
- Yucca flaccida 'Golden Sword' (Needle palm 'Gold Sword')
- Yucca flaccida 'Ivory' (Needle palm 'Ivory')
- Yucca gloriosa (Spanish dagger)
- Yucca gloriosa 'Variegata' (Variegated Spanish dagger)
- Zantedeschia aethiopica (Arum lily)
- Zantedeschia aethiopica 'Crowborough' (Arum lily 'Crowborough')
- Zantedeschia aethiopica 'Green Goddess' (Arum lily 'Green Goddess')
- Zauschneria californica 'Dublin' (California fuchsia 'Dublin')



