Buddleja colvilei
Tree Buddleja
Family |
Scrophulariaceae |
Genus |
Buddleja |
Species |
colvilei |
Category |
Woody |
Type |
Shrub (deciduous) |
Synonyms |
Buddleia |
USDA Hardiness Zone |
7b - 9a |
Canadian Hardiness Zone |
6a - 8a |
RHS Hardiness Zone |
H5 - H7 |
Temperature (°C) |
-23 - (-9) |
Temperature (°F) |
-10 - 25 |
Height |
5 - 10 m |
General Description |
This species is either a larger shrub or small tree that is evergreen in Canadian Hardiness Zone 8a but deciduous in Canadian Hardiness Zone 6a. |
Cultivation |
Grow in full sun in a moist, well-drained soil. |
Growth |
Medium |
Bark/Stem Description |
All parts of the plant are red-woolly at first. |
Leaf Description |
Leaves have finely serrate margins, and grow up to 20 cm in length and 7 cm in width. |
Flower Description |
Flowers are large and showy, appearing on terminal panicles on the previous year's growth, rose, purple or crimson-maroon in colour, growing up to 2.5 cm in diameter. |
Notable Specimens |
Westonbirt, The National Arboretum, Tetbury, Gloucestershire, England. |
Propagation |
Propagate through semi-hardwood cuttings. |