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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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Red
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Height15m (50ft)
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Spread10m (33ft)
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Tree
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Hardy - very cold winterHardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F)
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Full sun
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Partial shade
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Additional FeaturesGood to knowShallow planting is essential.Pests & DiseasesVine weevils, scale insects, powdery mildew, bud blast, honey fungusPlace of originGarden origin. 1903. UK. Cornwall. Penjerrick Garden, Budock. Prob. Samuel Smith, gardener.
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Burncoose SpecialitiesRhododendrons
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Core PlantsRhododendron
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Flower ShapeBell/LanternBell-shaped
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HardinessFully hardy
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Leaf marginEntire
(see photos above) -
Leaf shapeOblanceolate
(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.
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Seasonal InterestSpringSummer
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Soil ConditionsAcid / ericaceous lovingIdeally pH 4.5-6.0Fertile moist well-drained soilHumus-richNeutral to acid soil
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Toxic - Category CHarmful if eaten(People & Pets)
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WildlifeRabbit Resistant
- 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
- R. 'Ostara' - Video Tip ondemand_video
- Rhododendron ‘Pink Polar Bear’ - Video Tip ondemand_video
- Scented Rhododendrons - Video Tip ondemand_video
Buy Varieties of RHODODENDRON
RHODODENDRON SCENTED
RHODODENDRON 'Bert's Own'
highly scented creamy-white flowers
RHODODENDRON 'Countess of Haddington'
scented white flowers flushed pale pink
RHODODENDRON crassum
late scented white
RHODODENDRON edgeworthii
white flowers tinged pink with a rich scent. Bullate leaves with fawn indumentum
RHODODENDRON formosum
Semi-dwarf rhododendron. (Syn. Gibsonii) - white striped pink,lightly scented
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 'Harry Tagg'
fragrant white flowers tinged pink
RHODODENDRON johnstoneanum
creamy-white scented
RHODODENDRON 'Lady Alice Fitzwilliam'
pink buds opening white, scented
RHODODENDRON lindleyi
a straggly upright habit but one of the most beautiful and scented rhododendrons when in flower. Pure white in trusses of 3 or 5 flowers
RHODODENDRON 'Michael's Pride'
strong yellow in bud fading to cream when fully open
RHODODENDRON moupinense
flowers white or pink with a sweet scent
RHODODENDRON polyandrum
white scented
RHODODENDRON 'Princess Alice'
white flushed pink, fragrant
RHODODENDRON 'Saffron Queen'
canary-yellow, bushy habit