Acanthocalycium spiniflorum

A globular to short-columnar cactus from the Sierras de Córdoba and San Luis in Argentina, with dense spines and pink flowers whose tubes carry spiny scales. It wants full sun, summer water and a cold, dry winter.

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 rocky slopes and in grassland and open scrub of the Córdoba hills, often among granite boulders and bunch grasses.

The measured sites sit at about 650-1,500 m; few records carry their own elevation.

Argentina NorthwestArgentina Northeast

🔒 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 2.5 licence, unmodified.