Allium sphaerocephalon (Drumstick Allium) Allium sphaerocephalon is a lovely addition to the border where it adds interest and movement with its dense egg-shaped flower heads atop straight and slender stems, delicately turning from green to purple as they mature. Butterflies love them and so will you!How big does a drumstick allium flower get?
Allium sphaerocephalum, also referred to as the 'Drumstick' Allium, blooms in late June, producing 1" diameter flower heads. These wine-colored blooms sway in the wind on top of 24-30" sturdy stems.What should I do with my drumstick allium?
Drumstick allium flowers self-seed readily, so deadhead spent blooms if you want to prevent rampant spread. If the clumps are overcrowded, dig and divide the bulbs after the foliage dies down.When is the best time to plant drumstick allium bulbs?
Plant drumstick allium bulbs in spring or fall in sandy, well-drained soil that has been amended with compost or organic matter. Drumstick allium plants require full sunlight Avoid damp, poorly drained locations because the bulbs are likely to rot. Plant the bulbs at a depth of 2 to 4 inches.