Manchurian Maple (Acer mandshuricum)

Manchurian Maple

Acer mandshuricum

Its three-lobed leaves blaze fiery red in autumn, a vivid seasonal landmark. Deciduous hardwood tree; common name: Manchurian Maple.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; full sun promotes the most vibrant fall foliage color
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Watering Water deeply when the top 5–10 cm of soil is dry; avoid standing water to prevent root rot
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Temperature Extremely cold-hardy to -30°C; prefers cool temperate climates and avoids prolonged extreme summer heat
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Characteristics

  • Leaf: Trifoliate, glossy medium green in summer, turning bright crimson in fall
  • Flower: Small, yellow-green umbels that emerge before new leaf growth
  • Stem/Bark: Smooth gray bark with shallow fissures as the tree matures
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Care Guide

Watering

Water regularly during dry spring and summer spells to support new growth

Fertilization

Apply slow-release granular fertilizer once in early spring. Use a balanced fertilizer to support healthy foliage and root development

Banana peel compost tea:Use fully composted banana peels; dilute 1:20 with water for root drenching to avoid soil nutrient imbalance
Pruning
  • Remove dead, damaged, or crossing branches in late winter while the tree is dormant
  • Thin crowded inner branches to improve airflow and light penetration
  • Shape the canopy lightly in early spring to maintain an upright, balanced form
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; no documented toxicity

Humans: Non-toxic to humans; no known adverse effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental shade tree for parks, large gardens, and urban streetscapes