This variety features glossy, narrow, strap-like leaves that give rise to sturdy stems topped by large rosy-purple flowers in late June. 'Millenium' is free-flowering and sterile, which will eliminate the possibility of "too much of a good thing".
| Perennial | |
| Allium | |
| Ornamental Onion | |
| Zone 5 | |
| 5+ hours | |
| Clay, Dry, Moist, Sandy | |
| Plant with Foxgloves and Dianthus | |
| Combine with Achillea and Lady's Mantle | |
| 15-20" | |
| 15-20" | |
| Summer | |
| Purple | |
| Rapid | |
| Mound | |
| Plant-tone | |
| Yes | |
| Yes | |
| Digitalis, Dianthus, Achillea, Alchemilla |