Paperbark Maple (Acer griseum)

Paperbark Maple

Acer griseum

Peeling copper bark glows like warm embers in winter. Deciduous ornamental tree; common name: Paperbark Maple.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Prefers full sun to partial shade; dappled shade helps prevent leaf scorch in hot summer climates
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Watering Water deeply when the top 5 cm of soil dries out; avoid waterlogging in dormant winter months
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Temperature Cold-hardy to -20°C; tolerates mild summer heat up to 30°C with adequate moisture
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Characteristics

  • Leaf: Trifoliate, dark green foliage turning vivid scarlet-orange in autumn; leaflets measure 5–10 cm long.
  • Bark: Thin, papery coppery-brown layers peel to reveal cinnamon-red underbark for year-round interest.
  • Flower: Small, yellow-green blooms clustered in racemes, emerging before new leaf growth.
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Care Guide

Watering

Keep soil consistently moist during active growth periods

Fertilization

Apply a balanced slow-release fertilizer once in early spring. Use a fertilizer with equal nitrogen, phosphorus, and potassium to support healthy bark and foliage

Banana peel tea:Chop 2–3 banana peels, soak in 1 gallon of water for 3 days, dilute 1:10 with water before drenching soil to avoid nutrient burn
Pruning
  • Remove dead, damaged, or crossing branches in late winter to maintain structural form
  • Thin crowded inner branches to improve air circulation and light penetration
  • Avoid heavy pruning, as the tree has a naturally graceful growth habit
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic to cats; no reported toxicity symptoms

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

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Garden Uses & Culture

Culture: Symbolizes winter resilience and seasonal beauty; valued for year-round ornamental interest

Usage: Specimen tree for residential gardens, park plantings, and winter landscape displays