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Trees

Acer crataegifolium

hawthorn maple

A spreading, deciduous tree about 10m tall, with green and white streaked bark, and small variable, 3-lobed dark green leaves with toothed margins, turn orange in autumn. Small, pale yellow flowers in upright racemes are produced in spring

Synonyms

Acer crateagifolium var. macrophylla

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Ultimate height

8–12 metres

Time to ultimate height

10–20 years

Ultimate spread

Wider than 8 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

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)

Botanical details

Family: Sapindaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Spreading branched
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: Correct
Plant range: Central and S Japan

How to grow

Cultivation

Grow in fertile, moist but well-drained soil in sun or partial shade. See tree cultivation for further advice

Propagation

Propagate by grafting in late winter or softwood cuttings in early summer

Suggested planting locations and garden types

Coastal
Cottage and informal garden
Wildlife gardens

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 coral spot, Verticillium wilt, Acer leaf scorch and honey fungus

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