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EvergreenWrinkled, dark-green leaves 5-10cm (2-4in) long.
Medium shrubTypically grow to around 4-6 feet in heightStraggly shrub. Produces trusses of 2 or 3 broadly funnel-shaped flowers 6-15cm (2½-6in) across.
Half hardy - unheated greenhouse / mild winterHardy in coastal and relatively mild parts of the UK except in severe winters and a risk from sudden (early) frosts. May be hardy elsewhere with wall shelter or good micro-climate. Likely to be damaged or killed in cold winters. Plant can withstand temperatures down to -5°C (23°F)
Partial shadeLight shade
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
Additional FeaturesGood to knowSyn. R. bullatum. Epiphytic shrub (plant that grows on another plant without obtaining food from it). Can be grown on decaying tree stumps, mimicking its natural situation or in a container with orchid medium. Foliage resistant to vine weevils.Pests & DiseasesVine weevils, whiteflies, scale insects, caterpillars, aphids, honey fungus, powdery mildew, bud blast.Place of originEastern Himalayas. Collected by JD Hooker in Sikkim in 1849.
HardinessFrost hardy (down to -5)
(see photos above)
(see photos above)Ovate (see photos above)
Pruning groupPruning group 5Suitable for: Evergreen shrubs that require minimal pruning.
Action: Trim or lightly cut back shoots that spoil symmetry. Deadhead regularly.
When: Annually after flowering.
RHS group 8
Scented PlantsScented flowers
Soil ConditionsAcid / ericaceous lovingIdeally pH 4.5-6.0Medium to light, fertile, well drained soilRequires coarse medium with sharp drainageNeutral to acid soil
Toxic - Category CHarmful if eaten(People & Pets)
- Dead Heading
- Dead Heading - Video Tip ondemand_video
- Pruning - Video Tip ondemand_video
- Weed Killing
- Pests and Diseases
- Honey Fungus - Video Tip ondemand_video
- Maintenance - fallen tree - Video Tip ondemand_video
- General Pictures
- Further Reading
- Planting out rhodies - Video Tip ondemand_video
- Growing from seed
- Rhododendron Seed Collecting - Video Tip ondemand_video
- Potting on Rhododendron seedlings - Video Tip ondemand_video
- Propagation by taking semi-ripe cuttings - Video Tip ondemand_video
- Growing from cuttings
- Propagation by layering - Video Tip ondemand_video
- Propagation by other means
- Making a hybrid - Video Tip ondemand_video
- Making a hairy or scaly cross - Video Tip ondemand_video
- Caerhays bred 'Red Centurian'
- R. augustinii, edgeworthii x leucaspis, 'Anne Teese', loderi 'King George' - Video Tip ondemand_video
- Rhododendron cilpinense - Video Tip ondemand_video
- Rhododendron decorum (pink form) - Video Tip ondemand_video
- Rhododendron genestrianum - Video Tip ondemand_video
- Five late flowering rhodies - Video Tip ondemand_video
- R. loderi 'King George' - Video Tip ondemand_video
- R. niveum - Video Tip ondemand_video
- Rhododendron ‘Pink Polar Bear’ - Video Tip ondemand_video
- Scented Rhododendrons - Video Tip ondemand_video
- When is the right time to collect seeds?
- When are seeds actually ripe and ready for collection?
- Magnolia seed collection - Video Tip ondemand_video
- Cornus capitata seed collection - Video Tip ondemand_video
- Lithocarpus Seed Collection - Video Tip ondemand_video
- Rhododendron seed collecting - Video Tip ondemand_video
- Camellia seed collection - Video Tip ondemand_video
- Storing seeds over winter
- Embothrium Collecting and Storing Seeds
- Decaisnea Seed Collection & Potting