Laceleaf Japanese Maple (Acer palmatum var. dissectum)

Laceleaf Japanese Maple

Acer palmatum var. dissectum

Delicate lacy foliage paints seasons in fiery hues. Deciduous ornamental shrub; common name: Japanese Maple (Dissectum Group).

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Dappled shade or morning sun; avoid intense midday summer sun to prevent leaf scorch
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Watering Water deeply when the top 5 cm of soil is dry; avoid waterlogging to prevent root rot
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Temperature Hardy to -15°C; protect young plants from harsh winter winds in cold regions
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Characteristics

  • Leaf: Finely dissected palmate leaves; color shifts from spring green to fiery red/orange in autumn
  • Flower: Small, inconspicuous reddish-purple umbellate clusters
  • Stem: Slender weeping branches; young stems often have reddish bark
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Care Guide

Watering

Keep soil consistently moist; apply mulch to retain moisture and regulate soil temperature

Fertilization

Diluted balanced liquid feed once every 4 weeks. Avoid high-nitrogen fertilizers to prevent excessive leaf growth at the cost of autumn color

Eggshell powder topdress:Crush dried eggshells to fine powder; sprinkle 1 tsp per plant around the base and gently work into the top 2 cm of soil
Pruning
  • Remove dead, damaged, or crossing branches in late winter while dormant
  • Thin overcrowded growth to improve air circulation and highlight weeping form
  • Lightly shape branches in early spring to maintain desired size and structure; avoid heavy pruning
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic to cats

Humans: No known toxicity to humans

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Garden Uses & Culture

Culture: Symbolizes elegance and seasonal transience in Japanese garden design

Usage: Ornamental garden specimen, container plant for patios, or indoor winter display