| Botanical Name | Astrantia maxima |
| Common Name | MASTERWORT |
| Exposure | Bright Sun, Sun, Light Shade, Half Shade |
| Plant Size | 24" |
| Bloom Season | June, July, August |
| Pot Size | 4" |
| USDA Hardiness Zone | 4: -20ºF through -30ºF, 5: -10ºF through -20ºF, 6: 0ºF through -10ºF, 7: 10ºF through 0ºF, 8: 20ºF through 10ºF, 9: 30ºF through 20ºF |
| Cut Flowers | Yes |
| Edelweiss Award | Yes |
| US Native | No |