Mammillaria rhodantha

A clumping or solitary pincushion cactus of the central Mexican highlands, recorded mostly around 2,300 to 2,900 m, with deep pink to purple flowers over a long season. Give it strong sun, summer water and a cool, dry winter; it takes a few degrees of frost when dry.

At home, aim for

Day Cool-growingTargets in Plantistry

Night A clear drop at nightTargets in Plantistry

Humidity Dry airBand in Plantistry

Light Full sunDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

High central Mexico: grassland, scrub and open oak or pine woodland on rocky, often volcanic slopes. Plants grow in full sun or the light shade of grasses and rocks.

Recorded at 820 to 3,144 m, median 2,539 m (106 records); the climate sites lie at 2,390 to 2,860 m.

MexicoHidalgoMéxico StateMexico CityQuerétaroGuanajuatoMichoacán

🔒 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 3.0 licence, unmodified.