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Species library › Alcantarea › Alcantarea glaziouana
Other Well documented

Alcantarea glaziouana

A large rosette bromeliad that grows on the sun-baked granite domes along the coast around Rio de Janeiro. It wants full sun, warmth and humid air, with roots that dry quickly; a mature plant needs a lot of space.

Alcantarea glaziouana
Photo: C T Johansson, CC BY-SA 3.0, via Wikimedia Commons
At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Ordinary room humidityBand in Plantistry
Light Full sunDLI and PPFD in Plantistry
Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Clings to bare granite and gneiss outcrops (inselbergs) near the sea, often in dense colonies on steep rock faces.

Recorded from 10 to 320 m, median about 20 m, close to the coast.

Brazil Southeast

🔒 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 3.0 licence, unmodified.