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  • RHODODENDRON 'Cornish Red'
    © Burncoose Nurseries, all pictures for illustrative purposes only.
    <
    RHODODENDRON 'Cornish Red'  RHODODENDRON 'Cornish Red'  RHODODENDRON 'Cornish Red'  RHODODENDRON 'Cornish Red'  ACER griseum and RHODODENDRON 'Cornish Red'
© Burncoose Nurseries, all pictures for illustrative purposes only. ACER platanoides 'Drummondii' and RHODODENDRON 'Cornish Red'
© Burncoose Nurseries, all pictures for illustrative purposes only. AMOMYRTUS luma and RHODODENDRON 'Cornish Red'
© Burncoose Nurseries, all pictures for illustrative purposes only. ARAUCARIA araucana and RHODODENDRON 'Cornish Red'
© Burncoose Nurseries, all pictures for illustrative purposes only.
    >

    RHODODENDRON 'Cornish Red'

    RHODODENDRON HYBRIDS

    The tallest growing of all the Cornish woodland rhododendrons. Can reach 60-80 feet in maturity with large trusses of reddish-purple flowers
    Large only
    plant size comparison icon
    5 Litre   - Click to view photo
    Delivery Information
    Estimated availability autumn 2025 Any time SEPT-DEC
    £45.00 each 
    Estimated availability autumn 2025 Any time SEPT-DEC - Not yet confirmed. Could be any time between September and December.
     
    Full Plant Details - Sun/Soil & other attributes - Click to close
    • Flowering
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      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Jun
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      Jul
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      Aug
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      Sep
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      Oct
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      Nov
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      Dec
    • Burncoose speciality
      See Burncoose Speciality group for more details
    • Good to know
      Shallow planting is essential.
    • Pests & Diseases
      Vine weevils, scale insects, honey fungus, powdery mildew, bud blast.
    • Place of origin
      Possibly from 'Smithii' ( a cross between R. arboreum and R. ponticum made at Kingston-upon-Thames, later the Veitch nursery) or the same cross made at Randall's nursery, St Austell, Cornwall
    • Rhododendrons
    • Rhododendron
    • Evergreen
    • Red
      Reddish purple flowers
    • Woodland garden
    • Fully hardy
    • Entire
    • Oblanceolate
    • Height
      To 12m (39ft)
    • Spread
      To 4m (13ft)
    • Tall Shrub
    • 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.

    • 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)
    • Spring Seasonal Interest
    • Acid / ericaceous loving
      Ideally pH 4.5-6.0
    • Fertile moist well-drained soil
      Humus-rich
    • Neutral to acid soil
    • Full sun
      Shelter from strong winds
    • Partial shade
    • harmful if eaten
      People and pets, i.e. cats, dogs, rabbits, rodents, tortoises
    • Rabbit Resistant
    • Mature Size
      to 12m (39ft)
      Tall Shrub - guide for size not form Average Person
        to 4m (13ft)
       
    View Detailed Plant Description

     

    View Planting Tips and Care Advice
    Cold weather damage to evergreen plants
    Shrubs and Trees - Seeds - 3) Planting Seeds
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    View Planting Combinations
    ACER griseum and RHODODENDRON 'Cornish Red'
    ACER platanoides 'Drummondii' and RHODODENDRON 'Cornish Red'
    AMOMYRTUS luma and RHODODENDRON 'Cornish Red'
    ARAUCARIA araucana and RHODODENDRON 'Cornish Red'
    AZALEA - EVERGREEN 'Greenway' and RHODODENDRON 'Cornish Red'
    AZALEA - EVERGREEN 'Hinomayo' and RHODODENDRON 'Cornish Red'
    CAMELLIA 'Brigadoon' and RHODODENDRON 'Cornish Red'
    CAMELLIA 'Elsie Jury' and RHODODENDRON 'Cornish Red'
    CLEMATIS armandii and RHODODENDRON 'Cornish Red'
    CORYLOPSIS pauciflora and RHODODENDRON 'Cornish Red'
    CORYLOPSIS sinensis and RHODODENDRON 'Cornish Red'
    CORYLOPSIS spicata and RHODODENDRON 'Cornish Red'
    DRIMYS winteri var latifolia and RHODODENDRON 'Cornish Red'
    ENKIANTHUS perulatus and RHODODENDRON 'Cornish Red'
    MAGNOLIA amoena and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Caerhays Belle' and RHODODENDRON 'Cornish Red'
    MAGNOLIA campbellii and RHODODENDRON 'Cornish Red'
    MAGNOLIA dawsoniana and RHODODENDRON 'Cornish Red'
    MAGNOLIA dawsoniana 'Chyverton Red' and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Delia Williams' and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Genie' and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Peachy' and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Phelan Bright' and RHODODENDRON 'Cornish Red'
    MAGNOLIA sargentiana var robusta and RHODODENDRON
    MAGNOLIA sprengeri 'Diva' and RHODODENDRON 'Cornish Red'
    MAGNOLIA sprengeri 'Diva' 'Burncoose' and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Star Wars' and RHODODENDRON 'Cornish Red'
    MAGNOLIA stellata keiskei and RHODODENDRON 'Cornish Red'
    MAGNOLIA 'Susan' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x loebneri 'Donna' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x loebneri 'Leonard Messel' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x loebneri 'Merrill' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x loebneri 'Wildcat' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x soulangeana 'Alba Superba' and RHODODENDRON 'Cornish Red'
    MAGNOLIA x veitchii 'Isca' and RHODODENDRON 'Cornish Red'
    MICHELIA doltsopa and RHODODENDRON 'Cornish Red'
    MICHELIA 'Fairy White' and RHODODENDRON 'Cornish Red'
    PRUNUS 'Shirotae' and RHODODENDRON 'Cornish Red'
    RHODODENDRON 'Cornish Red' and ACACIA cultriformis
    RHODODENDRON 'Cornish Red' and AZALEA - EVERGREEN 'Shin sekai'
    RHODODENDRON 'Cornish Red' and PINUS montezumae
    RHODODENDRON 'Cornish Red' and RHODODENDRON davidsonianum
    RHODODENDRON 'Cornish Red' and RHODODENDRON 'Fragrantissimum'
    RHODODENDRON 'Cornish Red' and RHODODENDRON grande
    RHODODENDRON 'Cornish Red' and RHODODENDRON 'Loch Awe'
    RHODODENDRON 'Cornish Red' and RHODODENDRON sinogrande
    RHODODENDRON 'Cornish Red' and STACHYURUS chinensis
    RHODODENDRON 'Cornish Red' and VIBURNUM rhytidophyllum

    Useful extras...

    Fertilisers & Feeds - Empathy
    Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
    Small - 60g sachet
    £3.00
    Medium - 150gm sachet
    £6.00
    Large - 360gram sachet
    £12.00
    Unavailable
    Fertilisers & Feeds - Vitax
    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.
    0.9 kg
    £6.00
    Unavailable
    2.5 kg
    £13.00
    Unavailable
    4.5 kg
    £25.00
    Fertilisers & Feeds - Empathy
    Creates a mini-meadow for attracting bees, butterflies and bugs to your garden. 200g sachet which will cover 3 square metres. Contains Rootgrow™ mycorrhizal fungi.
    3m²
    £7.00
    10m²
    £15.50
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