Acer palmatum var. red emperor · Sapindaceae

Japanese Maple

✅ Pet-friendlyDeciduous, losing leaves in winter.150 to 250 cm

LightPartial shade

WaterKeep moist, avoid waterlogging.

DifficultyMedium

ColdTolerates temperatures down to a few degrees below zero briefly.

Partial shadeKeep moist, avoid waterlogging.MediumTolerates temperatures down to a few degrees below zero briefly.

Description & origin

The Acer palmatum var. red emperor is an ornamental tree admired for its vibrant red leaves. Ideal for gardens, it offers a color spectacle in autumn. It is a popular choice for those seeking a standout plant.

Size

Can reach up to 2.5 meters in height in domestic cultivation.

Foliage

Deciduous foliage, with leaves changing color in autumn.

Flowering

This species does not produce flowers in domestic cultivation.

Detailed care

Light

Prefers partial shade, avoiding intense direct sunlight.

Soil

Well-drained, slightly acidic soil is ideal.

Watering

Keep the soil moist but avoid waterlogging.

Temperature

Protect from extreme cold, but tolerates some frost.

Fertilising

Fertilize in spring with a balanced fertilizer.

Repotting

Transplant in spring or autumn, avoiding intense heat periods.

Pruning

Prune in late winter to maintain desired shape.

Propagation

Propagates by cuttings or grafting.

Common problems

Sunburn

Leaves may burn if exposed to intense direct sunlight.

Root rot

Occurs in poorly drained and waterlogged soils.

Aphids

Can attack new leaves, causing deformities.

Uses & curiosities

In the garden

Focal point
Autumn colors
Japanese gardens

Other uses

Ideal for creating a focal point in gardens.

Did you know…

This variety is known for its sun resistance compared to other Japanese maples.