| Type |
Perennial |
| USDA Hardiness range |
4A - 9A |
| Exposure |
Full shade to full sun |
| Bloom color |
Purple |
| Bloom time |
Early Summer to Early Fall |
| Water needs |
Moist |
| Landscape uses |
Alpine garden, border, container, ground cover, massing, rock garden, specimen, woodland garden |
| Height |
18" to 24" / 45cm to 60cm |
| Spread |
6" to 20" / 15cm to 50cm |
| Growth rate |
Fast |
| Persistence |
Evergreen |
| Bloom attributes |
Attracts butterflies, suitable for cut flowers |
| Leaf color |
Green, purple, silvery, variegated |
| Fruit color |
n/a |
| Soil pH requirements |
Neutral |
| Soil type |
Loamy |
| Form |
Rounded, spreading or horizontal |
| Attributes and features |
Attracts birds, attractive foilage, native to North America, invasive |
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