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Species library › Asplenium › Asplenium heteromorphum
Ferns Partly documented

Asplenium heteromorphum

A spleenwort described by van Alderwerelt van Rosenburgh in 1915 and known only from Java. There are just three wild records, all from warm, very wet sites. Grow it warm, humid and shaded.

At home, aim for
Day Warm-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Humid airBand in Plantistry
Light ShadeDLI and PPFD in Plantistry
No rest periodGrows on trees (epiphyte)

Where it grows wild

Almost nothing is published beyond the original description. Most Javan Asplenium grow as epiphytes or on shaded rocks in wet forest. Care values are built from the measured climate and what is typical for the genus, because no species-level habitat text was reachable.

The records carry no usable elevation. The measured sites are warm, which points to low or middle elevations.

Java

🔒 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.