Species library › Discocactus › Discocactus diersianus
Succulents Well documented

Discocactus diersianus

An endangered disc-shaped cactus from Goiás and Tocantins, Brazil, growing on exfoliating granite with humus in full sun around 650 m. It forms a woolly cephalium and opens fragrant white flowers at night; keep it hot and never cold-wet.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Dry airBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Granite outcrops with pockets of organic matter, often alongside bromeliads, in seasonally dry tropical vegetation.

Around 650 m; records 229–692 m.

GoiásTocantinsBrazil

🔒 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.