Search Results for "Allium"

Geum rivale (Water avens)

Other names: Nodding avens, Drooping avens, Cure all, Water flower, Purple avens, Chocolate root

G. rivale is an upright , clump-forming perennial with pinnate basal leaves, oval or wedge-shaped upper leaves and, from late spring to midsummer, erect, dark purple stems bearing pendent, bell-shaped, dusky pink, purple-red or dark orange-red flowers.
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0.5m max. spread

0.4m max. height

2-5 years to maturity

Schoenoplectus lacustris subsp. tabernaemontani 'Albescens' (Grey club-rush 'Albescens')

Other names: Scirpus lacustris 'Albescens', Scirpus albescens, Scirpus tabernaemontani var. albescens

'Albescens' is a clump-forming, evergreen perennial bog grass with cylindrical grey-green stems, ringed in cream, and small brown flowers in summer.
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0.5m max. spread

1m max. height

5-10 years to maturity

Alnus rubra (Red alder)

Other names: Western alder, Oregon alder

A. rubra is a medium sized, upright, fast growing tree with large, green leaves and good autumn colour. It has catkins that decorate the tree from late autumn until spring.
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10m max. spread

25m max. height

20-50 Years to maturity

Alnus glutinosa (Common alder)

Other names: Black alder, European alder, Aller, Aar, Alnus vulgaris, Betula alnus var. glutinosa, Betula glutinosa, Aune glutineux

A. glutinosa is a broadly conical, deciduous tree with ovate, dark green leaves, sticky when young. Pendent, yellow-brown catkins in late winter or early spring are followed by ovoid, cone-like, green fruit ripening dark brown.
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10m max. spread

25m max. height

20-50 Years to maturity

Alnus incana 'Laciniata' (Grey alder 'Laciniata')

Other names: Gray alder 'Laciniata', Cutleaf grey alder , Alnus incana f. laciniata

'Laciniata' is a conical, deciduous tree with ovate, dark green leaves divided into numerous, pointed lobes. Clusters of pendent, yellow-brown, male catkins bloom in late winter and early spring before the leaves emerge. Catkins are followed by ovoid, cone-like, green fruit turning dark brown when ripe.
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5m max. spread

10m max. height

20-50 Years to maturity

Drosera capensis 'Albino' (Cape sundew 'Albino')

Other names: White cape sundew, Drosera capensis 'Alba'

'Albino' is a tender, evergreen, insectivorous perennial with loose rosettes of oblong or lance-shaped, bright green leaves, fringed with gland-tipped, white hairs that trap and digest insects. Slender stems bear racemes of rounded, white flowers from spring to autumn, and sometimes into winter.
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0.2m max. spread

0.3m max. height

2-5 years to maturity

Iris laevigata 'Alba' (Japanese iris 'Alba')

Other names: Smooth iris 'Alba', White Japanese iris

'Alba' is a herbaceous perennial with an erect, clump-forming habit, and pale green, arching foliage with black watermarks in the veins. In early to mid summer it bears white flowers, four to a stem.
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0.5m max. spread

0.6m max. height

2-5 years to maturity

Trollius x cultorum 'Alabaster' (Globeflower 'Alabaster')

'Alabaster' is an upright, clump-forming perennial with lobed, toothed, glossy, dark green leaves and erect, leafy stems bearing bowl-shaped, semi-double, pale yellow flowers in late spring and early summer.
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0.5m max. spread

0.7m max. height

2-5 years to maturity

Zantedeschia 'Red Alert' (Arum lily 'Red Alert')

'Red Alert' is a tender, upright, clump-forming, rhizomatous, semi-evergreen perennial with broadly lance-shaped, glossy, lightly spotted, dark green leaves and funnel-shaped, orange-red spathes in summer.
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0.4m max. spread

0.6m max. height

5-10 years to maturity

Rheum alexandrae (Alexander's rhubarb)

Other names: Alexander's ornamental rhubarb

R. alexandrae is a rosette-forming, rhizomatous, deciduous perennial bearing oblong to ovate, glossy, dark green leaves with prominent veins and, from late spring into summer, erect panicles of tiny, star-shaped, yellow-green flowers covered by large, greenish-white or yellow bracts.
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0.6m max. spread

1.5m max. height

2-5 years to maturity