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Acer palmatum ‘Rubrum’

Japanese maple

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Features

Blooms & FruitsJune
Height4.5m to 6m
Spread4.5m to 6.5m
Speed of GrowthSlow
Growth HabitBranched oval
Flower ColourPurple red
Leaf ColourDeep green, Scarlet red

Description

Acer palmatum ‘Rubrum’ (Japanese maple). This shrub grows up to 6 meters in height. It has nearly heart-shaped, triangular, five-to-seven lobed leaves which are lustrous and deep green in the summer, turning scarlet red in the autumn. The bark is smooth and red on young branches and grey on mature growth.

Characteristics

Woody perennial, Deciduous, Tree

Other common names

Origin

Japan, Korea, China

Interest and use

Ornamental, foliage

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Needs

LightFull sun or Part shade
HardinessFully hardy (min -15°C)
SoilWell drained, Loamy
Soil pH5.0 to 7.0
WaterMoist

Cultivation

It will prefer warmer climates than most other maples. It will need shade and shelter or the leaves may shrivel.

Propagation

By seed at 15-18 degrees C, after stratifying.

Pests, diseases or disorders

Leaf eating caterpillars or aphids sometimes infest plants. Also prone to scale insects, tar spot, Verticillium wilt, leaf scorch and honey fungus.

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