|A. beesianum, is a perennial with 6 to 8 inch gray-green leaves. It produces brilliant blue flowers in 6 to 12 inch clusters during July and August from clumps of linear leaves.
Relatives of edible onions many are ornamental, hardy and sun loving. These include garlic and leeks. They are all found in the Northern Hemisphere.
Allium stems range in height from 6 inches to 5 feet and bear small flowers in round clusters. Flowers bloom in late spring through the summer. They grow well in rich, sandy loam with plenty of moisture.