Melocactus radoczii

A Cuban Turk's-cap cactus from the hot, dry southern coast of the eastern provinces, growing in coastal scrub at near sea level. It needs year-round warmth, strong sun and sharp drainage, and it rots quickly if kept cold and wet.

At home, aim for

Day Warm-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

Records follow the arid southern coastal strip of eastern Cuba (Guantánamo to Granma), where Melocactus grow on limestone terraces and rocky coastal scrub.

Recorded elevations are 17 to 177 m, median 45 m, so it is a lowland coastal plant.

Cuba

🔒 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.