Autograph Tree (Clusia major)

Autograph Tree

Clusia major

Its thick leaves hold handwritten marks like living paper. Evergreen tropical shrub; common name: Autograph Tree.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates direct coastal sunlight and mild drought conditions
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Watering Allow the top 2–3 cm of soil to dry completely between waterings; avoid overwatering to prevent root rot
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Temperature Thrives in 20–30℃; protect from frost temperatures below 10℃ to prevent leaf damage
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Characteristics

  • Leaf: Thick, leathery elliptical leaves with glossy dark green upper surface; scratches on leaves leave permanent visible marks
  • Flower: Fragrant white 5-petaled blooms with yellow stamens; open at night and close during daytime
  • Stem: Woody branching stems with smooth light brown bark
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Care Guide

Watering

Keep soil evenly moist during active growth

Fertilization

Diluted balanced fertilizer every 4 weeks. Avoid over-fertilizing to prevent leaf burn

Banana peel compost tea:Compost banana peels for 2 weeks, steep in water for 48 hours, dilute 1:20 for root drench; do not use raw peels to avoid pest infestations
Pruning
  • Prune in early spring to maintain desired shape and size
  • Remove dead or damaged branches to improve air circulation
  • Trim overgrown stems to encourage bushier, denser growth
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats

Humans: No known toxic effects for humans

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental garden plant; leaves used for temporary autographs or decorative markings