Adiantum thalictroides

A widespread montane maidenhair of Africa, Madagascar, southern India and the Americas from Mexico to Argentina, often treated as close to or within A. poiretii. Records cluster around 2000–2500 m in cool highland climates. Grow it cool and bright with steady moisture.

At home, aim for

Day Cool-growingTargets in Plantistry

Night A clear drop at nightTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

Detailed habitat notes were not in the sources checked. Like A. poiretii it most likely grows on shaded banks, among rocks and in montane forest margins and grassland. This is inferred.

Recorded from 645 to 4200 m, median 2250 m (52 records).

Mexico and Central AmericaColombiaBoliviaArgentina, Uruguay, Paraguay and southern BrazilTropical and southern AfricaMadagascar and MascarenesSouthern India and Sri LankaTristan da Cunha and Gough Island

🔒 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.