Onion. A bulbous perennial with strap-shaped leaves. Dense umbels of star-shaped, violet-purple flowers. Max Height 1m. Max Spread 10cm. Flowers May to July. Full sun. Hardy. Plant in hole large enough to avoid disturbing root ball.
Allium hollandicum ‘Purple Sensation’
A bulbous perennial with strap-shaped leaves. Dense umbels of star-shaped, violet-purple flowers.
Additional information
| Generic | Allium |
|---|---|
| Species | hollandicum |
| Varietry | 'Purple Sensation' |
| Common Name | Onion |
| Flower Colour | purple, violet |
| Soil | Fertile |
| Aspect | Full sun |
| Foliage | Deciduous |
| Height | 1m |
| Family | Liliaceae |
| Spread | 10cm |
| Growth Speed | |
| Growth Habit | Upright |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | May, July |
| Colour Fruit | |
| Fruits When | |
| Moisture | Well drained |
| Protection | |
| Hardiness | Hardy |
| Planting | Plant in hole large enough to avoid disturbing root ball |
| Care | |
| Border | Border, Dried flowers |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
Related products
Allium senescens ssp. montanum
A bulbous perennial, grey-green twisted leaves. Bears dense umbels, cup-shaped pink flowers.
Allium fistulosum
A non-bulbous hardy perennial. Pencil thick shoots grow together in tufts or clumps.
Allium cepa Proliferum Group
An unusual bulbous perennial which bears small bulbs at the top of the flower stem.
Allium cristophii
A bulbous perennial with grey-green leaves. Large umbels of star-shaped, pink-purple flowers on stiff stems. Leaves die down before flowers.
Allium beesianum
A bulbous perennial with narrow greyish green leaves. Nodding bell-shaped blue flowers.
Allium carinatum ssp. pulchellum
A bulbous perennial with evergreen mid-green leaves. Loose umbels of bell-shaped, purple flowers on stiff stems. Spreads rapidly.
Allium flavum
A bulbous perennial with glaucous leaves. Loose umbels of bell-shaped, yellow flowers which bend downwards.
Allium carinatum ssp. pulchellum f. album
A bulbous perennial with evergreen mid-green leaves. Loose umbels of bell-shaped, white flowers on stiff stems. Spreads rapidly.