Allium christophii
Botanical Name
Allium christophii
Hardiness
Zones 4 to 8
Height
20 to 30 inches
Width
18 inches
Flowers
Late spring to early summer: 8-10 inch spherical umbel, silvery-purple star-shaped flowers
Light
Full sun
Soil
Well-drained (key)
Planting and Care
Plant 5 inches deep and 12 inches apart
Problems
None serious