Other names: Serrated onion, Pom-pon onion, Allium serratum
A. serra is an erect, bulbous, borderline hardy, deciduous perennial with distinctly patterned bulbs, linear, channeled, mid-green leaves and, in mid- to late spring, slender, upright stems bearing umbels of pink flowers, turning papery with age.
Read more...
![]() |
0.1m max. spread |
![]() |
0.4m max. height |
![]() |
2-5 years to maturity |
Allium triquetrum (Three-cornered leek)
Other names: Stinking onions
A. triquetrum is a bulbous perennial with unusual triangular stems and white, green striped bell-shaped flowers in spring.
Read more...
![]() |
0.3m max. spread |
![]() |
0.4m max. height |
![]() |
2-5 years to maturity |
Allium cepa 'Red Baron' (Onion 'Red Baron')
'Red Baron' is a bulbous perennial with strap-like green leaves cultivated as an edible vegetable. This is a mid-late maturing variety with deep red flesh.
Read more...
![]() |
0.5m max. spread |
![]() |
0.5m max. height |
![]() |
1-2 years to maturity |
Allium hollandicum 'Purple Sensation' (Dutch garlic 'Purple Sensation')
Other names: Allium aflatunense 'Purple Sensation', 'Purple Sensation', Allium 'Purple Sensation'
'Purple Sensation' is a clump-forming, deciduous, bulbous perennial with strap-shaped, mid- to grey-green leaves and, in summer, erect stems bearing spherical umbels of reddish-purple flowers blooming after the leaves died down.
Read more...
![]() |
0.5m max. spread |
![]() |
0.9m max. height |
![]() |
2-5 years to maturity |
Allium cepa 'Red Brunswick' (Onion 'Red Brunswick')
Other names: Allium cepa 'Brunswick'
'Red Brunswick' is a bulbous perennial cultivated as a vegetable with strap-like, green leaves and a medium-sized, edible bulb with blood-red skin and mild flavoured white flesh throughout summer. Stores well.
Read more...
![]() |
0.5m max. spread |
![]() |
0.5m max. height |
![]() |
1-2 years to maturity |
Allium senescens ssp. glaucum (German garlic)
Other names: Circle onion, Blue Siberian onion, Cowlick onion, Corkscrew ornamental onion, Allium senescens ssp. montanum var. glaucum, Allium senescens 'Glaucum', Spiral onion, Curly chives, Circle chive
A. senescens ssp. glaucum is a compact, bulbous perennial with linear, twisted, blue- to grey-green leaves and dense, round clusters of pink to pale pink flowes in summer.
Read more...
![]() |
0.2m max. spread |
![]() |
0.2m max. height |
![]() |
2-5 years to maturity |
Allium siculum bulgaricum (Bulgarian allium)
Other names: Nectaroscordum sicilum ssp Bulgaricum, Nectaroscordum siculum subsp. Bulgaricum
Bulgaricum is grand and ornamental. Its naked stems bear a crown of bell-shaped flowers which are green on the outside and cream with bold-pink markings on the inside.
Read more...
![]() |
0.1m max. spread |
![]() |
1m max. height |
![]() |
2-5 years to maturity |
Allium 'Red Mohican' (Allium 'Red Mohican')
Other names: Ornamental onion 'Red Mohican'
'Red Mohican' is a clump-forming, bulbous perennial with glossy, strap-shaped, mid-green leaves and, in summer, sturdy, erect stems bearing ovoid, tightly packed umbels of tiny, bell-shaped, white-tipped, maroon flowers in summer.
Read more...
![]() |
0.2m max. spread |
![]() |
1m max. height |
![]() |
2-5 years to maturity |
Allium 'Beau Regard' (Allium 'Beau Regard')
Other names: Ornamental onion 'Beau Regard'
'Beau Regard' is an upright, clump-forming, bulbous perennial with glossy, slightly aromatic, strap-shaped, dark green leaves and sturdy, erect stems bearing large, dense, rounded umbels of pale purple flowers in summer.
Read more...
![]() |
0.3m max. spread |
![]() |
1m max. height |
![]() |
2-5 years to maturity |
Allium porrum 'Carentan 2' (Leek 'Carentan 2')
Other names: Allium ampeloprasum var. porrum 'Carentan 2', Allium porrum 'De Carentan 2', Allium porrum 'Monstrueux de Carentan 2'
'Carentan 2' is a tufted, bulbous perennial, typically grown as an annual vegetable crop with a relatively short, thick, cylindrical, edible, white stalk and many flat, dull dark green leaves in autumn.
Read more...
![]() |
0.4m max. spread |
![]() |
0.6m max. height |
![]() |
1-2 years to maturity |
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login