About

Acer campestre 'Royal Ruby' is a deciduous tree that typically reaches heights of 8 to 10 meters. It has a rounded, spreading form. The leaves are palmate and consist of five lobes, starting as red-purple in spring before transitioning to dark green in the summer. In autumn, they display a rich golden-yellow hue with red undertones. This variety produces green flowers in the spring, which are succeeded by winged fruits that mature to a red color.

About the genus

Acer consists of deciduous trees or sizable shrubs featuring pairs of leaves that are frequently palmately lobed. These plants produce small flowers that give way to distinctive winged fruits. Numerous species display vibrant autumn foliage, while certain varieties also exhibit decorative stems.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Clay, Loam, Sand, Chalk
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained
Aspect
East-facing, North-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H6

Plant details

Plant type
Trees
Habit
Spreading branched
Foliage
Deciduous
Height
8-12 metres
Spread
4-8 metres
Time to full height
10-20 years
Suggested uses
Coastal, Cottage and informal garden, Wildlife gardens

Care notes

Cultivation
Grow in fertile, moist but well-drained soil in sun or partial shade. Ideal for chalk soils. See tree cultivation for further advice
Pruning
Pruning group 1, if necessary, from late autumn to midwinter only
Propagation
Propagate by grafting in late winter or softwood cuttings in early summer
Pest resistance
May be susceptible to Acer gall mite, aphids, caterpillars and horse chestnut scale
Disease resistance
May be susceptible to coral spot, Verticillium wilt, Acer leaf scorch and honey fungus