Cat's Claw (Uncaria tomentosa) is a woody vine native to the tropical and subtropical forests of Central and South America. Known scientifically as part of the Rubiaceae family, it thrives in moist environments with partial sun to full sun exposure. This plant is renowned for both its edible and medicinal properties; its sap and stems are commonly used. Native to countries such as Belize, Bolivia, Brazil North, Colombia, Costa Rica, Ecuador, French Guiana, Guatemala, Guyana, Honduras, Nicaragua, Panama, Peru, Suriname, Trinidad-Tobago, and Venezuela, Cat's Claw has been traditionally utilized for immune support, particularly in managing chronic infections and autoimmune conditions. Its distinctive feature includes the ability to grow up to 25 meters, making it a notable presence in its native habitats.
Cat's Claw (Uncaria tomentosa) is a woody vine native to the tropical and subtropical forests of Central and South America. Known scientifically as part of the Rubiaceae family, it thrives in moist environments with partial sun to full sun exposure.
Traditionally used for immune support. Each claim is evidence-rated — see Section II for full citations.
Pentacyclic oxindole alkaloids
Start with a simple, light-loving plant that thrives in warm climates and partial sun.
Cat's Claw seeds or young plants, potting soil, containers, water.
Plant Cat's Claw in spring when the weather is warm and stable.
Use a well-draining potting mix. Ensure your container has drainage holes.
Direct sow seeds outdoors after all danger of frost, or start them indoors 4-6 weeks before planting.
Keep the soil moist but not waterlogged. Place in a partially shaded area to acclimate.
Provide partial sun and keep the soil consistently moist, especially during dry periods.
Prune lightly after flowering to encourage new growth and maintain shape. Harvest young stems for use.
Overwatering, planting in full sun, neglecting to prune, using heavy soil that doesn't drain well.
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