Other names: Cive, Onion grass, Schnittlaugh, Seithes, Seives, Allium alpinum , Allium buhseanum, Allium gredense , Allium montanum , Allium oliganthum , Allium purpurascens , Allium raddeanum , Allium schmitzii var. duriminium, Wild chives
A. schoenoprasum is a clump-forming, bulbous perennial with erect, cylindrical, hollow, onion-scented, dark green leaves and dense, spherical umbels of tiny, bell-shaped, light purple flowers in 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 obliquum (Lopsided onion)
Other names: Allium ramosum, Lop-sided onion, Twisted-leaf onion
A. obliquum is a clump-forming, deciduous, bulbous perennial with narrowly strap-shaped, stem-clasping, blue- to grey-green leaves and dense, spherical umbels of yellow to yellow-green flowers in summer.
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0.2m max. spread |
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0.9m max. height |
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2-5 years to maturity |
Allium stipitatum (Persian onion)
Other names: Allium rosenbachianum, Persian shallot, Tall ornamental onion
A. stipitatum is a bulbous perennial with arching, strap-shaped, grey-green leaves, hairy beneath, and tall, erect stems bearing dense, rounded umbels of tiny, star-shaped, pale lilac flowers in early summer.
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0.2m max. spread |
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1.2m max. height |
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2-5 years to maturity |
Allium stellatum (Prairie onion)
Other names: Autumn onion, Fall glade onion, Cliff onion
A. stellatum is an upright, bulbous perennial with flat, linear, aromatic, mid-green basal leaves and slender, erect stems bearing loose umbels of reddish-pink to pale pink flowers from midsummer into early autumn.
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0.3m max. spread |
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0.5m max. height |
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2-5 years to maturity |
Allium 'Mercurius' (Allium 'Mercurius')
'Mercurius' is a bulbous perennial with glossy, strap-shaped, mid-green basal leaves and, from late spring into summer, sturdy, erect stems bearing dense, conical clusters of star-shaped, purple-pink flowers.
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0.25m max. spread |
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0.8m max. height |
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2-5 years to maturity |
Allium senescens (German garlic)
Other names: Broadleaf chives, Mountain garlic, Spiral onion, Curley chives, Curly chives, Mountain leek, Corkscrew onion, Ornamental onion
A. senescens is a vigorous, clump-forming, bulbous perennial with strap-shaped, mid-green leaves and erect stems bearing dense umbels of cup-shaped, purple-pink flowers in summer.
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0.2m max. spread |
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0.6m max. height |
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2-5 years to maturity |
Allium wallichii (Wallich's garlic)
Other names: Himalayan onion
A. wallichii is an upright, bulbous perennial with linear, keeled, mid-green basal leaves, stem-clasping leaves, and erect stems bearing loose umbels of star-shaped, purple to purple-pink flowers in late summer and early autumn.
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0.1m max. spread |
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0.5m max. height |
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2-5 years to maturity |
Allium 'Carlito' (Allium 'Carlito')
'Carlito' is a bulbous perennial with glossy, strap-shaped, mid-green basal leaves and, from late spring into summer, sturdy, erect stems bearing large, dense, rounded umbels of silvery, light purple, star-shaped flowers.
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0.3m max. spread |
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0.75m max. height |
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2-5 years to maturity |
Allium 'Forelock' (Allium 'Forelock')
'Forelock' is a bulbous perennial with glossy, strap-shaped, mid-green basal leaves and from late spring into summer, sturdy, erect stems bearing conical, unusually tufted umbels of maroon flowers.
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0.3m max. spread |
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0.75m max. height |
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2-5 years to maturity |
Allium 'Stratos' (Allium 'Stratos')
Other names: Giant allium 'Stratos'
'Stratos' is a bulbous perennial with glossy, strap-shaped, bright green basal leaves and, from late spring into summer, sturdy, erect stems bearing dense, rounded umbels of purple flowers.
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0.4m max. spread |
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1.2m max. height |
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2-5 years to maturity |
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