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RHODODENDRON
Scented Rhododendrons suitable for conservatory or cool greenhouse are marked with an asterisk.
Syn. Azalea.
Genus of more than 1000 species of evergreen and deciduous trees and shrubs from Europe, Asia, Australasia and North America, particularly southwestern China, Tibet, Burma, northern India and New Guinea.
Evergreen rhododendrons vary greatly in size and usually have bell-shaped flowers with 10 stamens.
Azaleas have smaller, thinner leaves and are generally medium-sized shrubs with smaller, funnel-shaped flowers with, usually, 5 stamens.
The problem rhododendron, vigorous hybrids of R. ponticum, which is colonizing large areas has been given the name R x superponticum and is subject to EU legislation under the "Invasive Alien Species Regulation".
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Evergreen
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PurpleShades of purple/mauve/lilac/violetLilac pink to pale pinkish-purple
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Shades of pinkAll shades of pink through to Carmine (red)
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Height6-8m (20 - 25ft)
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Spread6m (20ft)
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HedgeIdeal for hedging
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Medium shrubTypically grow to around 4-6 feet in height
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Full sun
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Partial shade
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Additional FeaturesPests & DiseasesVine weevils, whiteflies, scale insects, caterpillars, aphids, honey fungus, powdery mildew, bud blast.Place of originPortugal, Spain, Lebanon, Turkey, Armenia
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Garden Location/ConditionsCoastal / windswept
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Soil ConditionsFertile moist well-drained soilHumus-richNeutral to acid soilIdeally pH4.5 - 5.5
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Toxic - Category CHarmful if eaten(People & Pets)
- Dead Heading
- Dead Heading - Video Tip ondemand_video
- Pruning
- 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
6-8m (20 - 25ft)
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6m (20ft) |
Buy Varieties of RHODODENDRON
RHODODENDRON HYBRIDS

RHODODENDRON 'Countess of Haddington'
scented white flowers flushed pale pink


RHODODENDRON 'Crest' (Hawk Group)
bell-shaped primrose-yellow flowers from orange buds. Reddish-purple new growth

RHODODENDRON 'Cunningham's White'
white flowering form of ponticum, extremely hardy

RHODODENDRON 'Doc'
a yakushimanum hybrid with a compact habit and rose-pink flowers fading to creamy-white


RHODODENDRON 'Dopey'
yak.hybrid with bright orange-red flowers


RHODODENDRON 'Dora Amateis'
pale pink flowers in bud opening white faintly spotted with yellow


RHODODENDRON 'Dreamland'
Semi-dwarf rhododendron. Yak. hybrid with light pink flowers in profusion on a neat shaped plant

RHODODENDRON 'Elizabeth'
bright scarlet, one of the best and most reliable rhododendrons for the smaller garden

RHODODENDRON 'Extraordinaire'
creamy-white flowers with dark red and yellow flares


RHODODENDRON 'Fragrantissimum'
probably the most highly scented rhododendron, large white flowers tinged pink. Our choice as the best rhododendron for the conservatory or cool greenhouse


RHODODENDRON 'Gartendirektor Rieger'
creamy white speckled with red spots

RHODODENDRON 'Germania'
small growing with dark green leaves and upright trusses of deep pink flowers


RHODODENDRON 'Ginny Gee'
Dwarf rhododendron. Choice pink flowers fading to white as they open

RHODODENDRON 'Glory of Penjerrick'
large deep strawberry-red trusses of flowers which fade to pink


RHODODENDRON 'Golden Torch'
salmon-pink in bud opening pale yellow


RHODODENDRON 'Gomer Waterer'
white flowers in large trusses flushed pale mauve

RHODODENDRON 'Graziella'
narrow, glossy green leaves and a profusion of pink flowers

RHODODENDRON 'Graffito'
pale pink buds opening white with deep red flare

RHODODENDRON 'Hachmann's Charmant'
pure white flowers on the inside with a pretty red marking and the edge of the wavy petals is pink

RHODODENDRON 'Hachmann's Finesse'
pure yellow

RHODODENDRON 'Hachmann's Metallica'
blue-purple flowers with a deep purple blotch


RHODODENDRON 'Halfdan Lem'
large deep red flowers and dark glossy leaves

RHODODENDRON 'Hallelujah'
rose-red flowers in dense trusses

RHODODENDRON 'Hoppy'
Semi-dwarf rhododendron. Pale lilac fading to white spotted yellow, yak. Hybrid


RHODODENDRON 'Horizon Monarch'
red in bud opening yellow with small red flares

RHODODENDRON 'Hydon Velvet'
pale pink flowers with striking indumentum on the underside of the leaves

RHODODENDRON 'J.C. Williams'
good purplish-blue form of R. impeditum. Extremely floriferous and grows to 6 feet


RHODODENDRON 'Koichiro Wada'
the Rhododendron Society members voted this as their most popular choice of rhododendron at the 2016 centenary. It is the best form of R.yakushimanum with pink buds opening apple-blossom pink and then white


RHODODENDRON 'Lady Alice Fitzwilliam'
pink buds opening white, scented


RHODODENDRON 'Lem's Monarch'
red in bud opening to huge stunning pink flower trusses with red edging fading to pale pink
Useful extras...




