• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Betula utilis var. jacquemontii 'Moonbeam'

Himalayan birch 'Moonbeam'

Himalayan birch 'Moonbeam'

© RHS

  • Other common names Himalayan birch 'Moonbeam'

  • Synonyms Betula ermanii 'Moonbeam'
    Betula utilis 'Moonbeam'

  • Family Betulaceae

  • Genus Betula can be deciduous trees or shrubs, usually colouring well in autumn and often with striking white, pink, or peeling brown bark; separate male and female catkins open before or with the leaves in spring

  • Details 'Moonbeam' is a slow-growing deciduous tree with a rounded crown, reaching around 6m in height after 10 years. It is grown mainly for its striking, white, peeling bark

Characteristics

  • Foliage Deciduous

  • Habit Columnar/Upright

  • Hardiness

    Hardiness ratings

    All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

    • H1a - Under glass all year (>15C)
    • H1b - Can be grown outside in the summer (10 - 15)
    • H1c - Can be grown outside in the summer (5 - 10)
    • H2 - Tolerant of low temperatures, but not surviving being frozen (1 to 5)
    • H3 - Hardy in coastal and relatively mild parts of the UK (-5 to 1)
    • H4 - Hardy through most of the UK (-10 to -5)
    • H5 - Hardy in most places throughout the UK even in severe winters (-15 to -10)
    • H6 - Hardy in all of UK and northern Europe (-20 to -15)
    • H7 - Hardy in the severest European continental climates (< -20)

    H7

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect North-facing or East-facing or South-facing or West-facing

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Chalk

  • Clay

    Clay

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained, Moist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 8-12 metres

  • Ultimate spread 4-8 metres

  • Time to ultimate height 10-20 years

How to grow

Cultivation Will grow in a wide range of situations

Propagation Commercially, this tree is propagated by grafting

Suggested planting locations and garden types Architectural City & Courtyard Gardens Cottage & Informal Garden

How to care

Pruning Requires little pruning. Pruning group 1

Pests Sawflies, aphids and leaf-mining sawflies may be a problem

Diseases A rust and a leaf spot may be a problem

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