Rhododendron
'Lord Roberts'
Lord Roberts Rhododendron
Family |
Ericaceae |
Genus |
Rhododendron |
Cultivar |
'Lord Roberts' |
Category |
Woody |
Type |
Shrub (evergreen) |
USDA Hardiness Zone |
6b - 7a |
Canadian Hardiness Zone |
6 |
RHS Hardiness Zone |
H6 |
Temperature (°C) |
-21 - (-15) |
Temperature (°F) |
-5 - 5 |
Height |
1.5 - 2.5 m |
Spread |
1.5 - 2.5 m |
General Description |
Large, upright evergreen shrub. |
Landscape |
Flower borders and informal gardens. |
Cultivation |
Best grown in well-drained, humus-rich, acid soil. |
Growth |
Slow |
ID Characteristic |
Rounded trusses of crimson, funnel-shaped flowers with black throats. |
Pests |
Scale insects and aphids. |
Notable Specimens |
Burncoose Gardens and Nurseries, Cornwall, England. |
Propagation |
Semi-hardwood cuttings or grafting in late summer. |