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Species library › Selaginella › Selaginella hellwigii
Terrarium Little published: much of this is inferred from related species

Selaginella hellwigii

A New Guinea spikemoss described by Hieronymus in 1913, known from only three wild GBIF records. Its sites lie at about 1150–1870 m in cool, very humid montane forest with rain all year. Grow it mild, shaded and constantly moist.

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

Specific habitat notes were not available; assumed montane rainforest floor, banks or mossy rocks, typical of New Guinea highland Selaginella.

Measured sites lie at about 1150 and 1870 m; the records carry few elevations.

New Guinea

🔒 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.