Asplenium formosum

showy spleenwort

Asplenium formosum, the showy spleenwort, is a widespread tropical fern found from Mexico and the Caribbean to Argentina, and in tropical Africa, Madagascar, India and Sri Lanka. In Colombia it is recorded from 50 to 1300 m; its measured sites are warm lowland and foothill forests with a distinct dry season.

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

Expects a seasonal restGrows in the ground

Where it grows wild

Small fern of shaded forest banks and rocks in moist and seasonally dry forest; specific microhabitat detail comes from the genus rather than species sources.

Mostly lowland to about 1300 m (Colombian catalogue 50–1300 m); recorded median 600 m.

MexicoCentral AmericaCaribbeanColombiaVenezuelaGuianasEcuadorPeruBoliviaBrazilParaguayArgentinaTropical AfricaMadagascarIndiaSri Lanka

🔒 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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More Asplenium

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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 4.0 licence, unmodified.