mountain maple

Also known as: spike-flowered maple

A small, deciduous shrubby tree to about 6-8m tall, with a short trunk and downy shoots. Long, pointed 3-5 lobed mid-green leaves turn brilliant red and yellow in autumn. Dense greenish-yellow flowers in slender upright panicles in early summer are followed by slender racemes of red winged fruits

mountain maple

Scientific classification

Species
mountain maple (Acer spicatum)
Genus
Acer
Family
Sapindaceae
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Toxicity
Trees
Plant type
4-8 metres
Height
2.5-4 metres
Spread
Deciduous
Foliage
Bushy
Habit
Autumn · Spring · Summer
Season of interest
Full sun · Partial shade
Sunlight
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Ideal temperature

mountain maple pictures

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Distribution of mountain maple

Distribution map

Eastern Northern America

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Culture

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Toxicity

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Quick identification of mountain maple

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mountain maple care guide

Deep infrequent watering, keep root zone damp not saturated all season long
Watering
Full sun · Partial shade
Sunlight
Information to be completed
Ideal temperature

Watering

Deep infrequent watering, keep root zone damp not saturated all season long

Fertilizing

Slow-release tree fertilizer applied once annually in early spring months

Pruning

Little pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. If needed, Prune only from late autumn to midwinter.

Propagation

Propagate by seed (trees and shrubs), layering in autumn, grafting in late winter or softwood cuttings in early summer

Growing

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

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Common pests and diseases

Diseases

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

Pests

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

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