Cat's Claw (Uncaria tomentosa)

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Sunlight Bright indirect light; tolerates partial shade; avoid prolonged direct midday sun to prevent leaf scorch

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Watering Water thoroughly when the top 2–3 cm of soil is dry; avoid waterlogging to prevent root rot

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Temperature Thrives in 18–25℃; protect from temperatures below 10℃ to prevent leaf drop and stunted growth

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Leaf: Opposite, elliptical, glossy dark green leaves with prominent venation
Stem: Woody vine with hooked, claw-like thorns for climbing anchorage
Flower: Small, creamy-white tubular flowers in dense terminal clusters

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Watering

Keep soil consistently moist but not saturated; mist foliage to boost humidity

Fertilization

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

Banana peel compost tea：Soak fully composted banana peels in water for 24 hours; dilute 1:20 for root drench to support foliage health and flowering

Pruning

Trim overgrown vines in early spring to maintain desired shape and encourage new growth
Remove dead or yellowing foliage regularly to improve airflow and reduce pest risk
Train young vines to a trellis or support structure to guide climbing growth

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: No listed toxicity to cats

Humans: No known acute toxicity when used as directed; traditional medicinal use with documented safety for human consumption in regulated doses

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Culture: N/A

Usage: Traditional Amazonian herbal remedy for inflammation and immune support; ornamental climbing vine for vertical gardens