Buddleia davidii 'Pyrkeep (English Butterfly™ Purple Emperor™)'
Butterflybush, Summer Lilac
Family: Loganiaceae Logania
| Type | Shrub |
| USDA Hardiness range | 5A - 9B |
| Exposure | Full sun |
| Bloom color | Purple |
| Bloom time | Summer and Fall |
| Water needs | Moist |
| Landscape uses | Border, container, specimen, winter interest |
| Height | 4' to 5' / 1.20m to 1.60m |
| Spread | 5' to 6' / 1.60m to 1.80m |
| Growth rate | Fast |
| Persistence | Deciduous, broadleaf |
| Bloom attributes | Suitable for cut flowers, fragrant flowers |
| Leaf color | Green |
| Fruit color | n/a |
| Soil type | Loamy |
| Form | Upright or erect |
| Attributes and features | Attractive foilage |