Adiantum urophyllum

A tropical American maidenhair with long-tailed pinnae, found from Honduras to Peru. It forms dense colonies on steep banks in wet forest, from the lowlands to about 1,500 m. Grow it warm, shaded and humid all year.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Humid airBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

Specimens describe a terrestrial fern with a short-creeping rhizome, forming dense colonies on steep banks in dense forest and along rivers. It also grows on rocky banks at pasture edges.

Recorded from 0 to 3,000 m, with a median of about 900 m; most records are 100–1,350 m.

ColombiaCosta RicaEcuadorHondurasNicaraguaPanamáPeru

🔒 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.