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Species library › Selaginella › Selaginella exilis
Terrarium Partly documented

Selaginella exilis

A tiny spikemoss, 1–10 cm tall, from the Society Islands, described by J.W. Moore in 1933. It is recorded growing on wet cliff faces in a valley on Raiatea. Give it a constantly wet, shaded vertical surface in a warm terrarium.

At home, aim for
Day Warm-growingTargets 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

Grows on wet cliff faces in stream valleys, recorded from the third valley south of Uturoa on Raiatea at about 30 m.

Recorded at about 30 m on Raiatea. A second measured site on Tahiti sits at about 1300 m.

Society Is.

🔒 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

Grow Selaginella exilis? Add it to a free garden and its full profile opens. Pro opens all 38,374 profiles in the library, plants and fungi.

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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.