Pará Rubber Tree (Hevea brasiliensis)

Pará Rubber Tree

Hevea brasiliensis

Its milky latex weaves industrial utility and tropical grace. Evergreen tree; common name: rubber tree.

Partial sun
1–2/week
Moderate
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Plant Needs

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Sunlight Bright indirect sunlight; tolerate partial shade, but avoid prolonged midday direct sun which can scorch leaves
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Watering Water thoroughly when the top 2–3 cm of soil feels dry; avoid overwatering to prevent root rot and fungal growth
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Temperature Thrives in warm, humid tropical conditions; avoid temperatures below 15°C as it will trigger leaf drop and stunted growth
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Characteristics

  • Leaf: Trifoliate, glossy dark green elliptical leaflets with pointed tips; new leaves emerge bronze-colored
  • Flower: Small, yellow-green, unisexual flowers clustered in axillary panicles
  • Stem: Straight, cylindrical trunk with smooth gray bark that exudes white latex when wounded
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Care Guide

Watering

Keep soil consistently moist but not waterlogged; mist leaves regularly to maintain humidity

Fertilization

Apply diluted balanced liquid fertilizer every 2 weeks. Discontinue fertilization in autumn and winter when growth slows

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water for 24 hours, dilute 1:20 with water before applying as a root drench; avoid using raw peels to prevent pest infestations
Pruning
  • Remove yellowing, damaged, or diseased leaves at the base of the petiole to improve airflow
  • Trim overgrown branches in early spring to maintain desired shape and size
  • Wear protective gloves to avoid skin irritation from the milky latex sap
  • Cut back suckers growing from the base to encourage main trunk development
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic due to latex; ingestion causes oral irritation, vomiting, and diarrhea

Humans: Contains latex that may cause contact dermatitis in sensitive individuals; ingestion causes mild gastrointestinal irritation

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Garden Uses & Culture

Culture: Symbolizes industrial innovation and tropical ecological diversity; traditional Amazonian communities used latex for waterproofing

Usage: Primary commercial source of natural rubber; large ornamental indoor tree for spacious interiors