Long-tailed Maple (Acer caudatum)

Long-tailed Maple

Acer caudatum

Its palmate leaves turn fiery red in autumn, a brushstroke of seasonal warmth. Deciduous tree; common name: Long-tailed Maple.

Full sun
1–2/week
Moderate
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Plant Needs

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Sunlight Full sun to partial shade; prefers dappled shade in hot summer climates 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 -20°C; tolerates cool to temperate climates, avoid prolonged extreme heat above 32°C
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Characteristics

  • Leaf: Palmate, 5–7 lobed, serrated margins, bright green turning crimson in autumn
  • Flower: Small, yellow-green, clustered in drooping racemes
  • Stem/Bark: Gray-brown bark, smooth when young, developing shallow fissures with age
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Care Guide

Watering

Keep soil consistently moist during active growth

Fertilization

Apply slow-release granular fertilizer in early spring. Use balanced fertilizer to support foliage growth and autumn color

Banana peel compost tea:Compost banana peels for 2 weeks, dilute 1:20 with water for root drench; avoid raw peels to prevent pest issues
Pruning
  • Remove dead, damaged, or crossing branches in late winter before new growth emerges
  • Thin crowded inner branches to improve airflow and light penetration
  • Shape young trees to establish a strong central leader for structural stability
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA non-toxic; no adverse effects reported for cats

Humans: No documented toxic effects for humans

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Garden Uses & Culture

Culture: Symbolizes autumn beauty and cold-climate resilience in ornamental horticulture

Usage: Ornamental shade tree for parks, gardens, and residential landscapes