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Species library › Adiantum › Adiantum cajennense
Ferns Well documented

Adiantum cajennense

A lowland Amazonian and Guianan maidenhair, most often recorded in French Guiana and Brazilian Amazonia. It grows on the floor of warm, very humid rainforest. It wants tropical warmth, shade and constant moisture, and does best in a terrarium.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light Deep shadeDLI and PPFD in Plantistry
No rest periodGrows in the ground

Where it grows wild

Terrestrial on the floor of lowland terra firme rainforest, on well-drained slopes and banks.

Recorded from 150 to 710 m, median 250 m (15 records); most sites are lowland.

PanamaColombiaVenezuelaGuyanaSurinameFrench GuianaEcuadorPeruBoliviaBrazil NorthBrazil NortheastBrazil West-Central

🔒 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.