• 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

Acer trautvetteri

red bud maple

© RHS
  • Other common names red bud maple

  • Synonyms Acer heldreichii subsp. trautvetteri

  • Family Sapindaceae

  • Genus Acer can be deciduous trees or large shrubs with paired, often palmately-lobed leaves and small flowers followed by characteristic winged fruits. Many have fine autumn colour, and some have ornamental stems

  • Details A. trautvetteri is an upright deciduous tree with dark green leaves that are deeply lobed and colour well in autumn. In spring yellow flowers are borne followed by fruit with wings that turn red when ripe

  • Plant range Turkey, Iran, Caucasus

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)

    H6

Colour

Sunlight

  • Partial Shade

  • Full Sun

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

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • Sand

    Sand

  • Clay

    Clay

  • Chalk

    Chalk

  • MoistureWell-drained, Moist but well-drained

  • SoilLoam, Sand, Clay, Chalk

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height Higher than 12 metres

  • Ultimate spread wider than 8 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation Grow in a moist but well-drained soil, in fertile, moist, but well-drained soil in sun or partial shade

Propagation Propagate by seed in containers outdoors as soon as ripe, or by grafting in late winter. Can also be propagated by chip budding in mid- to late summer

Suggested planting locations and garden types Low Maintenance Architectural

How to care

Pruning Pruning group 1

Pests Aphids and horse chestnut scale may be a problem

Diseases Verticillium wilt may be a problem

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