Adiantum peruvianum

Silver dollar fern

A large maidenhair fern from the eastern Andes of Peru, Bolivia and Ecuador, with black stems and big flat pinnules, often grown as a greenhouse or houseplant. It grows in shaded, humid forest on moist soil and does best warm and evenly moist.

Adiantum peruvianum — Photo: PurpleHz, 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 ShadeDLI and PPFD in Plantistry

No rest periodGrows in the ground

Where it grows wild

A terrestrial fern of shaded forest banks, slopes and ravines. Habitat is inferred from the genus and records; the sources we could open give no specific details.

Recorded from about 150 to 2100 m, median about 1170 m (66 records).

PeruBoliviaEcuador

🔒 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.