About
Allium 'Venus' is a sizable, bulbous perennial characterized by its elongated, grey-green foliage. In summer, it produces spherical clusters of star-shaped purple-violet blooms, measuring approximately 10-15 cm in diameter.
About the genus
Allium consists of bulbous herbaceous perennials characterized by a pronounced onion or garlic aroma. They feature linear, strap-like, or cylindrical leaves that arise from the base. The flowers, which can be star-shaped or bell-shaped, are arranged in an umbel atop a stem that lacks leaves.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Bulbs
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 1-2 years
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Wildlife gardens
Care notes
- Cultivation
- Grow in well-drained soil in full sun; for more advice see allium cultivation
- Pruning
- No pruning is required
- Propagation
- Remove offsets in autumn
- Pest resistance
- May be susceptible to damage by slugs and snails
- Disease resistance
- May be susceptible to onion white rot and downy mildews