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Acer platanoides 'Crimson King'
  • RHS AGM
  • RHS Plants for pollinators

Norway maple 'Crimson King'

A vigorous medium-sized deciduous tree. Leaves large, 5-lobed, deep purplish-crimson all summer. Flowers reddish-orange, in clusters on leafless branches

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Size
Ultimate height
8–12 metres
Time to ultimate height
20–50 years
Ultimate spread
Wider than 8 metres
Growing conditions
Loam
Chalk
Sand
Clay
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Orange Red Purple
Summer Purple
Autumn Purple Brown
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or North–facing or West–facing or East–facing

Exposure
Sheltered
Hardiness
H7
Botanical details
Family
Sapindaceae
Native to the UK
No
Foliage
Deciduous
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 a moist but well-drained soil

Propagation

Propagate by grafting

Suggested planting locations and garden types
  • Architectural
  • Low Maintenance
Pruning

Pruning group 1

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

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