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Species library › Gymnocalycium › Gymnocalycium volskyi
Succulents Partly documented

Gymnocalycium volskyi

A small, flattened-globular Gymnocalycium of the Pampa grasslands on the Brazil–Uruguay border, related to G. denudatum and G. uruguayense. It needs bright light with a little protection in the hottest weeks, warm humid summers, and a cool, drier winter.

Gymnocalycium volskyi
Photo: Hryhorii22, CC BY-SA 4.0, via Wikimedia Commons
At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

Rocky outcrops and shallow soil among grasses in the Pampa of southern Rio Grande do Sul and northern Uruguay, partly sheltered by grass tufts.

The single recorded site is near 200 m.

BrazilRio Grande do SulUruguay

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates
✓ Humidity band, and how to hold it
✓ Light as DLI and PPFD for a grow light
✓ Wet and dry seasons, and whether to rest it
✓ Substrate and airflow
✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its CC BY-SA 4.0 licence, unmodified.