Adiantum anceps

double-edged maidenhair

A large, robust maidenhair from the eastern Andean foothills and western Amazonia (mostly Peru). It has arching fronds of big, rhomboid pinnae and is sometimes grown as an ornamental; it has naturalised in Florida. It wants warm, humid, shaded conditions and a well-drained, humusy medium.

At home, aim for

Day Warm-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

Terrestrial in shaded lowland and premontane forest, on banks and slopes where the soil drains well. The Andean foothill sites often lie over limestone.

Recorded from 200 to 2,000 m, median 450 m (55 records).

BoliviaColombiaEcuadorPeru

🔒 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.