allium ‘Millenium’

Allium ‘Millenium’ (allium ‘Millenium’) has 15-18″ tall stalks topped with globe-like purple flowers in mid summer. It forms dense clusters over time of upright, glossy foliage.

Larger, with darker and rounder flower heads than allium ‘Summer Beauty’, this gorgeous ornamental onion offers a note of whimsy through the garden. Its seed heads stay stiff and round all winter long.


Botanical Name Allium ‘Millenium’
Common Name allium ‘Millenium’
Family Amaryllidaceae
USDA Zone 5 thru 8
Light Requirement Full Sun to Part Shade
Season(s) of interest all seasons
Height and Spread 1-1.5ft x 1-1.5ft (30-45cm x 30-45cm)
Flower Color Purple-Pink
Attracts Wildlife Attracts Pollinators,
Additional Information Not Native to the US Midwest.
Location in Lurie Garden Southwest Light Plate

Average Flowering Time