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Pterocactus tuberosus is a small, tuberous, succulent subshrub cactus from the Argentine desert, grown by enthusiasts for its tuberous roots. The key to growing it is very sharp drainage and a dry, sunny spot with a cool winter rest.
Pterocactus tuberosus is a species of cactus in the genus Pterocactus, native to Argentina. It has gained the Royal Horticultural Society's Award of Garden Merit.
Text excerpted from the Wikipedia article Pterocactus tuberosus by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
