Allium hollandicum (Dutch garlic)
Other names: Allium x hollandicum
A. hollandicum is a upright, bulbous perennial with strap-shaped, mid-green basal leaves, dying back during flowering, and erect stems bearing dense, rounded umbels of star-shaped, purple-pink flowers in summer.
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0.1m max. spread |
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1m max. height |
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2-5 years to maturity |
Allium 'Gladiator' (Allium 'Gladiator')
Other names: Giant allium 'Gladiator', Ornamental onion 'Gladiator'
'Gladiator' is a bulbous perennial with glossy, strap-shaped, mid-green leaves and sturdy, erect stems bearing large, dense, rounded umbels of star-shaped, lilac flowers in early summer.
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0.5m max. spread |
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1.5m max. height |
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2-5 years to maturity |
Allium 'Millenium' (Allium 'Millenium')
Other names: Ornamental onion 'Millenium'
'Millenium' is an upright, clump-forming, bulbous perennial with glossy, slightly aromatic, narrowly strap-shaped, dark green leaves and sturdy, erect stems bearing dense, rounded umbels of purple-pink flowers in summer
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0.5m max. spread |
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0.4m max. height |
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2-5 years to maturity |
Allium falcifolium (Sickle-headed garlic)
Other names: Coast flatstem onion, Scythe-leaf onion, Sickle-leaf onion
A. falcifolium is a clump-forming, bulbous perennial with strap-shaped, grey-green leaves and short, upright stems bearing umbels of slender, goblet-shaped, crimson to reddish-purple flowers in spring.
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0.15m max. spread |
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0.2m max. height |
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2-5 years to maturity |
Allium angulosum (Mouse garlic)
Other names: Allium pyrenaicum
A. angulosum is a bulbous, semi-evergreen perennial with narrow, linear, keeled, dark green leaves and upright stems bearing dense umbels of pale pink to purple-pink flowers in summer.
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0.3m max. spread |
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0.35m max. height |
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2-5 years to maturity |
Allium unifolium (One-leaf allium)
Other names: One leaf onion, American onion, Allium murrayanum
A. unifolium is a bulbous perennial with strap-shaped leaves and rounded umbels of pale, rose-pink, star-shaped flowers in late spring.
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0.3m max. spread |
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0.4m max. height |
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2-5 years to maturity |
Allium forrestii (Forrest's allium )
Other names: Forrest's ornamental onion
A. forrestii is a compact, clump-forming, bulbous perennial with linear, grey-green leaves and short stems bearing umbels of pendent, bell-shaped, reddish-purple flowers in summer.
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0.15m max. spread |
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0.25m max. height |
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2-5 years to maturity |
Allium schubertii (Schubert's allium)
A. schubertii is a clump-forming, bulbous perennial with strap-shaped, bright green leaves, dying back before flowering, and umbels of small, star-shaped, pink or purple flowers in early summer.
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0.1m max. spread |
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0.6m max. height |
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2-5 years to maturity |
Allium 'White' (Allium 'White')
'White' has strap-shaped, grey-green leaves and globular clusters of starry white flowers.
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0.5m max. spread |
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1.5m max. height |
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2-5 years to maturity |
A. mairei is a bulbous perennial forming narrow clumps of linear, grass-like, mid-green leaves and loose umbels of bell-shaped, pale pink, white, or white-spotted pink flowers in late summer.
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0.1m max. spread |
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0.25m max. height |
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2-5 years to maturity |
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