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Species library › Echinopsis › Echinopsis arachnacantha
Succulents Well documented

Echinopsis arachnacantha

A small clustering Andean cactus (formerly Lobivia arachnacantha) with bright yellow to orange flowers, from stony hills at 1800 to 2600 m in Bolivia and northern Argentina. It likes bright sun, mild days, cool nights and a cool, dry winter rest.

Echinopsis arachnacantha
Photo: Petar43, 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 Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows in the ground

Where it grows wild

Stony hillsides in the Andean foothills with reliable summer rain.

1800 to 2600 m.

Santa Cruz (Bolivia)ChuquisacaCochabambaSalta

🔒 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.