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 siculum (Mediterranean Bells)
A. siculum is a tall bulbous perennial with a crown of bell-shaped flowers that grow green on the outside with lilac-pink markings on the inside.
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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 'Ambassador' (Allium 'Ambassador')
Other names: Giant allium 'Ambassador'
Ambassador' is a bulbous perennial with glossy, strap-shaped, bright green basal leaves and, from late spring into summer, sturdy, erect stems bearing large, dense, rounded umbels of dark 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 |
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 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 '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 |
'Mars' is a bulbous perennial with strap-shaped leaves and spherical heads of reddish-purple flowers on tall upright stems 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 giganteum (Giant allium)
A. giganteum has spreading, strap-shaped basal leaves which die down before the flowers, and tall stems bearing round umbels of bright purple flowers in 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 'Firmament' (Allium 'Firmament')
'Firmament' is a bulbous perennial, with strap-shaped, grey-green leaves. Star-shaped, deep-purple flowers are borne in spherical heads in early summer which are followed by attractive seed-heads.
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0.75m max. spread |
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0.75m max. height |
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2-5 years to maturity |
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