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Species library › Blechnum › Blechnum regnellianum
Ferns Partly documented

Blechnum regnellianum

A widespread South American Blechnum of moist montane and Atlantic forests from Colombia to Bolivia and southeastern Brazil. Grow it as a cool-to-mild, humid forest fern with even moisture year-round.

At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light Dappled lightDLI and PPFD in Plantistry
No rest periodGrows in the ground

Where it grows wild

A terrestrial fern of humid forest edges, banks and clearings, from Brazilian Atlantic forest to Andean cloud forest; details are generalised from the records and the genus.

Recorded from near sea level to about 3,700 m, median 2,050 m.

ColombiaEcuadorPeruBoliviaBrazil

🔒 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.