Allium 'Cobalt Millenium' #1
$21.99 $8.00 $8 Each Perennials & Grasses
Ornamental Onion ·
A showy ornamental onion with round clusters of lavender-purple flowers that appear in mid to late summer. Compact, clump-forming, and highly attractive to pollinators. This selection adds bold color and texture to borders and rock gardens.
| Perennial | |
| Allium | |
| Ornamental Onion | |
| Zone 4 | |
| Full Sun (6+ hours) | |
| Average / Well-Drained | |
| Perennial borders | |
| Seasonal color | |
| 12-15" | |
| 12-15" | |
| Spring, Summer | |
| White | |
| Yes | |
| Yes | |
| Yes | |
| Nepeta, Salvia, Echinacea, Sedum |