Place for Plants (Plant Nursery, Retailer)

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')