Asplenium dichotomum

A Bornean spleenwort described by Hooker, recorded in Sabah (Kinabalu and the Crocker Range), Sarawak (Mulu) and Kalimantan (Bukit Raya). Labels place it low down in wet, shaded forest, on mossy rocks by rivers, damp rock close to the ground, rotten logs and tree bases, mostly at 1,000–1,500 m. Grow it as a mild, constantly humid, shaded fern.

At home, aim for

Day IntermediateTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

No rest periodGrows on rock (lithophyte)

Where it grows wild

It grows on mossy rocks by rivers in lower montane forest, on damp rock in very shaded ravines, on rotten logs, and occasionally 1 m up a tree or on limestone cliffs at Mulu.

Records run from 150 to 1,524 m, with a median of 1,450 m. The lowland records come from Mulu and Danum.

Borneo

🔒 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 Asplenium

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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.