Blechnum austrocaledonicum
A little-documented Blechnum from New Caledonia. Treat it as a warm-temperate to subtropical rainforest fern: shaded, evenly moist and humid, with a mild winter.
At home, aim for
Day
IntermediateTargets in Plantistry
Night
Close to the dayTargets in Plantistry
Humidity
Ordinary room humidityBand in Plantistry
Light
ShadeDLI and PPFD in Plantistry
No rest periodGrows in the ground
Where it grows wild
Little is published for this species. New Caledonian Blechnum mostly grow on the floor or banks of humid forest; this is generalised from the genus.
Measured sites lie at 185 to 450 m.
New Caledonia
🔒 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
Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.