Oreocereus tacnaensis

A high-Andean Oreocereus from the dry slopes of Tacna in southern Peru. Like its relatives it needs full sun, a cold dry winter and very good drainage; it handles light frost far better than heat and wet.

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

Grows on dry rocky slopes in high-elevation scrub of the western Andes, in full sun. Built from one locality and what is known for Oreocereus generally.

The single locality is at about 3,260 m; the genus grows mostly between 2,500 and 4,000 m.

Peru (Tacna)

🔒 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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More Oreocereus

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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.