Ornamental onion (Allium atropurpureum)
Striking ornamental onion with strap-shaped green leaves and deep purple-red flowers, packed into a half-sphere shape up to 5 cm across, are borne on upright stems.
It remains ornamental in the garden well into summer.
Good cut flower in fresh and dried arrangements.
Favorite of bees, butterflies and other pollinators.
Winterhardy perennial bulb
Height 40-80 cm
Width 25-50 cm
Spacing 20 cm
Flowering time June, July
Site sunny, medium moisture, well drained, chalky, sandy soil