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Commonly known as Great white rhododendron
Evergreen - oblong-ovate, dark green leaves 6-20cm (2½-8in) long, glaucous beneath.
Height - 6m (20ft)
Spread - 2.5m (8ft)
Tall Shrub - or small tree with rough, fissured bark. Produces trusses of 7-10 funnel- to bell-shaped 6- or 7-lobed flowers 4.5-11cm (1¾-4½in) long, sometimes faintly tinged pink
Hardy - very cold winter - Hardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F)
Partial shade - dappled shade
Additional Features - Pests & Diseases - vine weevils, scale insects, powdery mildew, bud blast, honey fungus
Place of origin - China
Hardiness - Fully hardy
Scented Plants - Scented flowers - strongly scented
Soil Conditions - Acid / ericaceous loving
Fertile moist well-drained soil - humus-rich.
Wildlife - Rabbit Resistant
Cold weather damage to evergreen plants
Rhododendron - Care Guide
- Dead Heading
- Dead Heading - Video Tip ondemand_video
- Pruning - Video Tip ondemand_video
- Weed Killing
- Pests and Diseases
- Honey Fungus - Video Tip ondemand_video
- Further Reading
- Rhododendron genestrianum - Video Tip ondemand_video
- Scented Rhododendrons - Video Tip ondemand_video
Rhododendron - Propagation
- Growing from seed
- 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'
Shrubs and Trees - Seeds - 1) Collecting Seeds
Shrubs and Trees - Seeds - 2) Storing Seeds
Shrubs and Trees - Seeds - 3) Planting Seeds
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Rootgrow Ericoid mycorrhizal fungi
This specially adapted Rootgrow™ mycorrhizal fungi will boost the growth of acid-loving plants like rhododendrons, azaleas, heathers and blueberries. It contains ericoid and arbuscular mycorrhizal fungi, which are found in poor acidic soils where ericaceous plants naturally grow.
Fertilisers & Feeds - Empathy
Ericaceous Liquid Seaweed Fertiliser
Specially developed organic concentrated seaweed feed for ericaceous plants that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, Perfect used in conjunction with Rootgrow™ Ericoid.
Slate Plant Labels
These wonderfully tactile natural slate plant labels are hand made in Cornwall and come with a chalk pen. Just stick them in your pot or border. Pack of 6.
Slate Tie-on Plant Labels
Hand made in Cornwall, these delightful natural slate labels are perfect for pots. Comes with chalk pen. Pack of 5