Rhododendron
'Russellianum'
Russellianum Rhododendron
| Family |
| Ericaceae |
| Genus |
| Rhododendron |
| Cultivar |
| 'Russellianum' |
| Category |
| Perennials, Woody |
| Type |
| Tree (evergreen), Shrub (evergreen) |
| USDA Hardiness Zone |
| 6 - 9b |
| Canadian Hardiness Zone |
| 7 |
| RHS Hardiness Zone |
| H7 - H3 |
| Temperature (°C) |
| -23.3 - -3.8 |
| Temperature (°F) |
| - 15 |
| Height |
| 2 - 10 m |
| Spread |
| -10 - 25 |
| General Description |
| A shrub or small tree that grows to 2–10 meters in height, with leathery leaves. Flowers are magenta-rose with crimson flecks and blotch at base. |
| Landscape |
| Suitable for woodland sheltered sites in large gardens or parks. They can also be grown in large containers. |
| Cultivation |
| Grow in high organic, well-drained, acidic soils in full sun to partial shade. Make sure to mulch well to conserve moisture. |
| Shape |
| Compact, upright habit. |
| Growth |
| Medium |
| ID Characteristic |
| This plant is attractive to bees, butterflies and birds. |
| Pests |
| Suffers from vine weevils, white fly, scale insects, caterpillars, aphids and honey fungus. |
| Habitat |
| Horticultural origin. |
| Bark/Stem Description |
| A smooth reddish brown bark. |
| Leaf Description |
| Elliptic-lanceolate, 15 cm long, medium green above, brown indumentum below. |
| Texture Description |
| Medium-coarse. |
| Notable Specimens |
| National Trust Trelissick Garden, Feock, near Truro, Cornwall, United Kingdom. |
| Propagation |
| By softwood cuttings in summer or hardwood cuttings in late autumn. |