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EvergreenMid green, medium to large leaves 5-15cm (2-6in) to 15-45cm (6-18in)
Tall ShrubOpen habit. Trusses of 9-10, funnel-shaped flowers 13cm (5in) long
Hardy - average winterHardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)Borderline
Partial shadeShelter from strong winds
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
Additional FeaturesGood to knowR. discolor x griffithianum. Originally named 'Cornish Loderi'Pests & DiseasesVine weevil, scale insects, honey fungus, powdery mildew, bud blastPlace of originGarden origin. C. Williams, Caerhays, Cornwall
HardinessFrost hardy (down to -5)
Pruning groupPruning group 8Suitable for: Wall trained shrubs and less vigorous climbers.
Action: For climbers 'spur prune' by cutting back 3-4 buds of the permanent framework. For wall trained shrubs cut back flowered shoots to within 2-4 buds of permanent framework.
When: Annually after flowers if on previous year's growth, or in late Winter or Spring if on current year's growth.
RHS group 12 & 13
Scented PlantsScented flowers
Soil ConditionsFertile moist well-drained soilHumus-richNeutral to acid soilIdeally pH 4.5-5.5
Toxic - Category CHarmful if eaten(People & Pets)
- 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