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RHODODENDRON oldhamii

Commonly known as Formosan azalea


 

Available Early Spring 2022 - Spring according to the Met office is defined as March 1st - May 31st. Therefore early spring is early March to mid-April. This is not a guaranteed date but an estimate and subject to availability.
£22.50 each 
MULTIBUY SAVING

Any 3+ £20.00 each

Delivery Information Available Early Spring 2022

 

  • Evergreen - green to yellow-green leaves
  • Red - salmon to brick red
  • Height - 1.2m (4ft)
  • Spread - 1.2m (4ft)
  • Medium shrub - Typically grow to around 4-6 feet in height - spreading, open-branched shrub. Produces flowers, to 5cm (2in) across, in clusters of 1-3
  • Hardy - cold winter - Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
  • Partial shade
  • Additional Features - Good to know - - shallow planting is essential. Can flower sporadically through to autumn
  • Pests & Diseases - vine weevils, whiteflies, scale insects, caterpillars, aphids, honey fungus, powdery mildew, bud blast.
  • Place of origin - Taiwan. Collected by Richard Oldham, Kew, UK., 1864.
  • Burncoose Specialities - Rhododendrons -
  • Core Plants - Rhododendron -
  • Garden Location/Conditions - Suitable for small gardens - Suitable for small gardens
  • Hardiness - Fully hardy -
  • Leaf margin - Entire - see photos above
  • Leaf shape - Elliptic - 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
  • Seasonal Interest - Autumn -
  • Spring
  • 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
1.2m (4ft)
Medium Shrub - guide for size not form Watering Can
  1.2m (4ft)
 

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