Acer rubrum 'Bowhall'

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red maple 'Bowhall'

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A narrow, upright, conical, deciduous tree about 15m tall and 4m wide, the 3-5 lobed palmate bright green to dark green leaves to 10cm long, turning brilliant orange and yellow with occasional red tints, in autumn. Upright clusters of tiny red flowers are borne in spring followed by dark red winged fruits in autumn

Position

Full sun, Partial shade

Soil Types

Clay, Sand, Loam

Max Height

Higher than 12 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
10–20 years
Max Spread
2.5-4 metres
Max Height
Higher than 12 metres

Growing Conditions

Clay Sand Loam
Moisture
Moist but well–drained
pH
Neutral or Acid

Position

Full sun Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
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 & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Sapindaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy, Columnar upright
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
Name Status
Accepted

How to Grow

Cultivation

Grow in moisture-retentive, well-drained, neutral to acid soil with sun or partial shade. Leaf scorch can be caused by lack of soil moisture or excessive exposure. See tree cultivation

Propagation

Propagate by grafting in late winter or by softwood cuttings

Suggested planting locations and garden types

  • Architectural
  • Cottage and informal garden
  • Hedging and screens

Pruning

Pruning group 1, if necessary, from late autumn to midwinter only

Pests

May be susceptible to Acer gall mite, aphids, caterpillars and horse chestnut scale

Diseases

May be susceptible to Verticillium wilt, Acer leaf scorch and honey fungus