Blechnum vallegrandense

A little-documented Andean fern named after Vallegrande in Bolivia, recorded mainly from Bolivian montane forest at about 1,450–2,300 m. Grow it cool and humid in shade, with a mildly drier winter.

At home, aim for

Day Cool-growingTargets 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

It grows in humid montane forest and yungas in Bolivia, probably as a terrestrial fern on shaded banks. This is inferred from the localities and the genus.

The Bolivian and Colombian records lie at about 1,460–2,300 m. A record at 140 m in southern Chile is doubtful.

BoliviaColombia

🔒 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.