Echinopsis crassicaulis

A small clump-forming cactus from the mountains of Catamarca in northwest Argentina, with globular to short-cylindrical green stems and red funnel flowers. It grows at high altitude with summer rain and a cold, dry winter, so it wants strong light and a cool, dry rest.

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

Mountain slopes in Catamarca, growing in small groups on open rocky ground.

Literature gives 2500 to 3000 m; the measured climate sites sit lower, at 725 to 1970 m.

CatamarcaNorthwest Argentina

🔒 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.