| Type |
Perennial |
| USDA Hardiness range |
3A - 9A |
| Exposure |
Partial shade to full sun |
| Bloom color |
Blue |
| Bloom time |
Late Spring to Mid Summer |
| Water needs |
Dry to moist |
| Landscape uses |
Border, foundation, massing, rock garden, specimen, woodland garden |
| Height |
24" to 36" / 60cm to 90cm |
| Spread |
20" to 36" / 50cm to 90cm |
| Growth rate |
Fast |
| Persistence |
Deciduous, broadleaf |
| Bloom attributes |
Suitable for cut flowers |
| Leaf color |
Green |
| Fruit color |
n/a |
| Soil pH requirements |
Acidic, neutral, alkaline |
| Soil type |
Loamy |
| Form |
Upright or erect |
| Attributes and features |
Attractive foilage, native to North America, naturalizing |
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