Species library › Asplenium › Asplenium pteridoides
Ferns Partly documented

Asplenium pteridoides

A small, finely divided terrestrial spleenwort found only on the summits of the southern mountains of Lord Howe Island, in cool, moist forest understorey on basalt. It is uncommon and rarely grown, so the growing advice here comes from its very narrow cloud-forest habitat, not from growers' experience. Treat it as a cool, constantly humid, shade-loving fern.

Asplenium pteridoides
Photo: Krzysztof Golik, CC BY-SA 4.0, via Wikimedia Commons
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 in the ground

Where it grows wild

Terrestrial in the cool, moist understorey of the stunted mossy forest on the mountain tops of southern Lord Howe Island, on basalt. These summits are frequently wrapped in cloud, so the air is saturated for much of the time and the ground stays wet and mossy.

Confined to the mountain tops of the southern end of the island, Mount Gower (875 m) and Mount Lidgbird (777 m), so roughly the upper few hundred metres of those peaks.

Lord Howe Island (New South Wales, Australia): southern mountains only

🔒 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. Photo from Wikimedia Commons, used under its CC BY-SA 4.0 licence, unmodified.