Selaginella epirrhizos

A spikemoss of the Guiana Shield, recorded over 100 times in Guyana, Suriname, French Guiana, northern Brazil and Venezuela. It grows along forest trails, in seasonally flooded and swamp forest, and at the base of waterfalls, mostly below 600 m. It needs heat, shade and constant moisture.

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 in the ground

Where it grows wild

It grows in lowland rainforest along trail margins, in seasonally inundated forest and Euterpe swamp forest, and in wet spots at waterfall bases. It reaches the rim of the Tafelberg tepui at 850 m.

From 15 to 850 m, median about 200 m.

Brazil NorthFrench GuianaGuyanaSurinameVenezuela

🔒 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.