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Species library › Blechnum › Blechnum lanceola
Ferns Partly documented

Blechnum lanceola

A small fern of humid forest banks across central and southern South America, centred on Brazil's Atlantic forest and gallery forests. Grow it warm, shaded and constantly moist, like a terrarium understorey fern.

At home, aim for
Day IntermediateTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light ShadeDLI and PPFD in Plantistry
No rest periodGrows in the ground

Where it grows wild

Shaded, moist banks, stream edges and forest floor in Atlantic forest and gallery forest. It is generalised from the genus and the recorded sites, as species-specific accounts were not available.

Recorded at 160–1,829 m, median about 720 m.

BrazilArgentinaParaguayBoliviaPeruColombiaSuriname

🔒 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.