Size
Ultimate height
1.5–2.5 metresTime to ultimate height
5–10 yearsUltimate spread
1.5–2.5 metresGrowing conditions
Moisture
Moist but well–drainedpH
AcidColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Red | Green | ||
---|---|---|---|---|
Summer | Green | |||
Autumn | Green | |||
Winter | Green |
Position
- Partial shade
Aspect
East–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Ericaceae
- Native to GB / Ireland
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Potentially harmful
- Harmful if eaten. Wear gloves and other protective equipment when handling. Pets (dogs, cats, rabbits, tortoises) Harmful if eaten - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
- Genus
Rhododendron can be evergreen or deciduous shrubs or trees, with simple leaves, sometimes with a dense colourful indumentum of hairs on the lower side, and funnel-shaped, bell-shaped or tubular flowers that may be solitary or in short racemes
- Name status
Correct
- Plant range
- SW China
How to grow
Cultivation
Grow in moist but well-drained, humus rich, acidic soil, in partial or dappled shade. Choose a site away from frost pockets and sheltered from strong winds. Mulch annually, ideally with leaf mould. See rhododendron cultivation for more detailed advice
Propagation
Propagate by semi-hardwood cuttings in late summer, by layering in autumn, or by grafting in winter
Suggested planting locations and garden types
- City and courtyard gardens
- Cottage and informal garden
- Low Maintenance
- Flower borders and beds
- Wall side borders
Pruning
Pruning group 8 (evergreens)
Pests
May be susceptible to vine weevil, whitefly, rhododendron leafhopper, lacebugs, scale insects, caterpillars and aphids
Diseases
May be susceptible to rhododendron diseases including rhododendron bud blast and rhododendron petal blight, as well as powdery mildews, honey fungus, rust, leafy gall, silver leaf and Phytophthora root and shoot rots
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.