Blechnum rufum

A rarely recorded fern from the mountains of Guadeloupe, and possibly Martinique, known from just two wild records at about 1,100 m. Grow it like other montane Lesser Antillean Blechnum: cool to mild, shaded and constantly humid.

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

Montane rain and cloud forest in the volcanic highlands of Basse-Terre, where Blechnum grows on shaded, wet forest floors and banks. Inferred from the record elevation and the genus.

The recorded site is at about 1,100 m.

GuadeloupeMartinique

🔒 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.