• 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

Sorbus aucuparia

rowan

  • Other common names rowan
    mountain ash

    quickbeam
    European mountain ash
    ranty
    rantry
    roan
    rowanberry

    see more
  • Synonyms Sorbus rehderiana misapplied

  • Family Rosaceae

  • Genus Sorbus can be deciduous trees or shrubs with simple or pinnate leaves and clusters of small white or pink flowers, followed by white, yellow, pink, red or brown berries; some have fine autumn colour

  • Details S. aucuparia is an upright deciduous tree with pinnate leaves turning yellow in autumn, and flat clusters of white flowers in late spring, followed by orange-red berries in early autumn

  • Plant range Europe Asia

Characteristics

  • Foliage Deciduous

  • Habit Bushy

  • Toxicity

  • 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

  • Full Sun

  • Partial Shade

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

  • Exposure Exposed or Sheltered

Soil

  • Loam

    Loam

  • Sand

    Sand

  • MoistureWell-drained

  • SoilLoam, Sand

  • pHAcid, Neutral

Size

  • Ultimate height Higher than 12 metres

  • Ultimate spread 4-8 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation Grow in moderately fertile, humus-rich soil. Tolerant of atmospheric pollution; ideal specimen tree in small garden, wild or woodland garden

Propagation Propagate by seed, softwood cuttings or grafting

Suggested planting locations and garden types Low Maintenance Wildlife Gardens

How to care

Pruning Pruning group 1

Pests May be attacked by aphids, blister mites and sawflies

Diseases May be affected by a canker, silver leaf and fireblight

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