Allium atropurpureum (ornamental onion) is a perennial bulb whose name “atropurpureum” is Latin for deep purple.
This refers to the color of its half globe umbel flower head. Its seed head after blooming remains and holds interest for months following.
|Botanical Name||Allium atropurpureum|
|Common Name||ornamental onion|
|USDA Zone||3 thru 8|
|Light Requirement||Full Sun|
|Season(s) of interest||all seasons|
|Height and Spread||1.5-2.5ft x 0.5ft (45-75cm x 15cm)|
|Attracts Wildlife||Attracts Pollinators, Rarely Browsed by Mammalian Herbivores|
|Additional Information||Not Native to the US Midwest. Native to Asia Minor from Hungary to Turkey|
|Location in Lurie Garden||Northeast Light Plate, Northwest Light Plate, Southwest Light Plate, Southeast Light Plate|