Blechnum varians

A terrestrial hard fern of Mesoamerican and northern Andean montane forest, most often recorded around 1,000–2,000 m. It wants mild days, cool nights and steady moisture, with a drier, cooler spell from December to March.

At home, aim for

Day IntermediateTargets 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

Grows on the ground and on earth banks in humid montane and pine-oak forest, along trails and forest edges. Habitat details are generalised from the measured records and from related Neotropical Blechnum.

Recorded from near sea level to 3,065 m, median 1,550 m; most records are submontane to montane.

MexicoGuatemalaEl SalvadorHondurasNicaraguaCosta RicaPanamaColombiaEcuador

🔒 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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More Blechnum

Blechnum appendiculatum Blechnum sociale Blechnum montanum Blechnum occidentale Blechnum arcuatum Blechnum acanthopodum Blechnum acutum Blechnum aequabile Blechnum aequatoriense Blechnum aggregatum Blechnum amabile Blechnum ambiguum All 259 →

Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.