Plants by mail order since 1984, over 4100 plants online today!

RHODODENDRON polyandrum



Availability yet to be determined - We don't yet know when or if this plant is coming back into stock
£25.00 each 

Delivery Information Availability yet to be determined
  • Evergreen - variable leaves 10-20cm (4-8in) long, scaly beneath
  • White
  • Height - 2m (6½ft)
  • Spread - 2m (6½ft)
  • Medium shrub - Typically grow to around 4-6 feet in height - straggly shrub producing trusses, generally, of 3-4 flowers
  • Half hardy - unheated greenhouse / mild winter - Hardy in coastal and relatively mild parts of the UK except in severe winters and a risk from sudden (early) frosts. May be hardy elsewhere with wall shelter or good micro-climate. Likely to be damaged or killed in cold winters. Plant can withstand temperatures down to -5°C (23°F)
  • Additional Features - Good to know - - R. maddenii subsp. maddenii Polyandrum Group. Shallow planting is essential
  • Pests & Diseases - vine weevils, scale insects, honey fungus, powdery mildew, bud blast.
  • Place of origin - Bhutan
  • Burncoose Specialities - Rhododendrons -
  • Core Plants - Rhododendron -
  • Garden Location/Conditions - Greenhouse / conservatory - Not the sort of plants to be grown outside where there are likely to be frosts. These plants need to be grown in a conservatory or cool greenhouse or at least brought inside for the winter
  • Hardiness - Frost hardy (down to -5) -
  • Leaf margin - Entire - see photos above
  • Leaf shape - Oblanceolate - see photos above
  • Pruning group - Pruning group 5
    Suitable for: Evergreen shrubs that require minimal pruning.
    Action: Trim or lightly cut back shoots that spoil symmetry. Deadhead regularly.
    When: Annually after flowering.

    RHS group 8
  • Scented Plants - Scented flowers - - strongly scented
  • Seasonal Interest - Summer -
  • Soil Conditions - Acid / ericaceous loving - - ideally pH 4.5-6.0
  • Fertile moist well-drained soil - humus-rich
  • Neutral to acid soil
  • Wildlife - Rabbit Resistant -
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Cold weather damage to evergreen plants
Rhododendron - Care Guide
Rhododendron - Propagation
Rhododendron - Video Spotlights
Shrubs and Trees - Seeds - 1) Collecting Seeds
Shrubs and Trees - Seeds - 2) Storing Seeds
Shrubs and Trees - Seeds - 3) Planting Seeds
2m (6½ft)
Medium Shrub - guide for size not form Average Person
  2m (6½ft)
 

Useful extras...

Share this page

Twitter Facebook Digg
Visit the Caerhays Castle website
Order the 2021 Burncoose Catalogue
Payment methods accepted
watch us on you tube
Visit Burncoose House - Holiday Accommodation
Burncoose Nurseries: Gwennap, Redruth, Cornwall TR16 6BJ
Telephone: +44 (0) 1209 860316 Email: info@burncoose.co.uk
© Burncoose Nurseries 1997 - 2021      Website by Forgecom
All plant pictures are copyright © Burncoose Nurseries unless otherwise stated.
No rights are given to download any of our pictures and use them (for personal or professional use) without our consent.