Adiantum tricholepis

The hairy maidenhair of Texas, Mexico and northern Central America is a tough fern of limestone walls and ledges. It dries and curls in the dry season and recovers after rain, so it wants brighter light, sharper drainage and a drier winter than most maidenhairs.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Bright, filtered lightDLI and PPFD in Plantistry

Expects a seasonal restGrows on rock (lithophyte)

Where it grows wild

Specimens are from limestone slopes and walls, growing in cracks and small holes and less often in soil at the base. Others come from gallery forest and clay soil with limestone outcrops and leaf litter.

Recorded from 3 to 3,720 m, with a median of about 390 m.

BelizeGuatemalaHondurasMexico CentralMexico GulfMexico NortheastMexico NorthwestMexico SoutheastMexico SouthwestTexas

🔒 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 Public domain licence, unmodified.