Allium 'Purple Sensation'
Allium aflatunense 'Purple Sensation'
One of the most reliable ornamental alliums for UK gardens, producing dense spheres of violet-purple star-shaped flowers on tall sturdy stems in late spring. Each drumstick head measures 8-10cm across and lasts for weeks in the border. Excellent dried. Naturalises well in free-draining soil.
Where to plant
Best aspect
Border position
When to plant and expect flowers
Plant
Flowers
How to grow allium 'purple sensation'
Plant bulbs 10-15cm deep in autumn in well-drained soil. Space 15cm apart for a natural drift effect. Tolerates most soils except waterlogged clay. Leave seed heads for architectural winter interest.
Soil requirements
Soil type
loam, sand, chalk
Moisture
well drained
pH
neutral, alkaline
Aftercare
Allow foliage to die back naturally after flowering. Remove spent flower heads to prevent self-seeding.
Propagation
- Offsets in autumn
- Seed
Wildlife value
Toxicity
All parts mildly toxic. Contains organosulfur compounds causing gastrointestinal upset.
Common problems
- Slugs and snails
- Squirrels digging up bulbs
Similar bulbs to grow
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