Allium atropurpureum
Common Names: very-dark purple allium
Family: Alliaceae
Features:
Strap-shaped green leaves.
Deep purple-red flowers, packed into a half-sphere shape
Sunlight: Partial shade
Ultimate Height: 0.5 - 1 meters
Ultimate Spread: 0.1 - 0.5 meter
Flowering: Spring - Summer
Care:
No pruning required.