Rhododendron barbatum
Family |
Ericaceae |
Genus |
Rhododendron |
Species |
barbatum |
Category |
Woody |
Type |
Tree (evergreen), Shrub (evergreen) |
USDA Hardiness Zone |
7 - 9 |
RHS Hardiness Zone |
H5 |
Temperature (°C) |
-15° |
Temperature (°F) |
-5° |
Height |
4 - 8 m |
Spread |
1.5 - 2.5 m |
General Description |
A small, spreading evergreen to deciduous shrub. |
Landscape |
As a low maintenance show tree or within an informal garden as an accent tree. |
Cultivation |
Grow under full sun to partial shade in moist but well-drained acidic loam or sand. |
Shape |
Bushy. |
Growth |
Medium |
Pests |
Aphids, caterpillars, rhododendron leafhopper, scale and vine weevils. |
Bark/Stem Description |
Thin robust stems and heavily exfoliating bark revealing a smooth underside. |
Flower/Leaf Bud Description |
Small, pointed multi-scaled leafbuds. |
Leaf Description |
Glossy leaves that grow up to 20 cm long and have very pronounced indented venation. |
Flower Description |
Short racemes of bell-shaped flowers. |
Colour Description |
Deep reddish-purple flowers. Dark green showy foliage. Dark brownish-red stems. Light green leafbuds and leaf stems. |
Texture Description |
Medium. |
Notable Specimens |
University of British Columbia Botanical Garden, Vancouver, British Columbia, Canada. |
Propagation |
Propagate by seed or hardwood cuttings (late summer), layering (autumn) or grafting (late summer or winter). |