Allium sphaerocephalon (Ball Head Onion) is a species of perennial herb in the family Amaryllidaceae. They have a self-supporting growth form. They have simple, broad leaves. Flowers are visited by Two-spotted Bumblebee, Platycheirus tarsalis, Great Golden Digger Wasp, and Purpuricenus budensis. Individuals can grow to 0.37 m.
EOL has data for 25 attributes, including: