Blechnum appendiculatum

A widespread, adaptable terrestrial fern found from the southern United States to Bolivia, often on rocky banks, road cuts and moist forest edges. Its new fronds are typically flushed pink, it spreads by creeping rhizomes, and it is easy to grow in bright shade with even moisture.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets 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

Grows in moist forest, rocky hammocks and sinkholes, and readily colonises banks and disturbed ground across a broad altitudinal range.

Recorded at 149–3000 m, median 1650 m.

MexicoColombiaBoliviaCosta RicaEcuadorNicaraguaGuatemalaEl SalvadorHondurasPeruPanamáVenezuelaFloridaTexasGeorgiaJamaica

🔒 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 3.0 licence, unmodified.