A bold, upright perennial with densely packed spikes of rich violet-blue double blooms. Adds dramatic height and color to early summer gardens and makes an excellent cut flower.
| Perennial | |
| Zone 3 | |
| 6+ hours | |
| Rich, well-drained soil | |
| 24-36" | |
| 18-24" | |
| Yes | |
| Yes | |
| Yes | |
| Yes | |
| Salvia, Nepeta, Echinacea, Coreopsis |