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Species library › Blechnum › Blechnum austrobrasilianum
Ferns Partly documented

Blechnum austrobrasilianum

A terrestrial hard fern of the southern Brazilian Atlantic Forest and Araucaria forest, reaching into Argentina and Uruguay. It is a subtropical, fairly adaptable fern that takes mild winters with cool nights and grows in moist, partly shaded ground.

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

Southern Brazilian Blechnum of this group grow on moist banks, forest edges and openings in Atlantic rainforest and mixed Araucaria forest. Habitat detail is generalised from the genus and the range.

Records span sea level to 1,950 m, median about 690 m.

BrazilArgentinaUruguay

🔒 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

Grow Blechnum austrobrasilianum? Add it to a free garden and its full profile opens. Pro opens all 38,374 profiles in the library, plants and fungi.

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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.