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Species library › Echinopsis › Echinopsis thelegona
Succulents Well documented

Echinopsis thelegona

A sprawling, often prostrate columnar cactus (also known as Trichocereus thelegonus) from the dry foothills of north-western Argentina, with large white night-opening flowers. Grow it hot and bright with summer water and a dry, cool winter.

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

Grows in dry thorn scrub and chaco-type woodland on rocky or sandy slopes, its stems creeping along the ground among shrubs.

The measured Argentine sites lie between about 520 and 1730 m.

Argentina (Tucumán)Argentina (Salta)Argentina (Catamarca)Argentina (Jujuy)

🔒 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

Grow Echinopsis thelegona? Add it to a free garden and its full profile opens. Pro opens all 38,374 profiles in the library, plants and fungi.

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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.