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Species library › Tremella › Tremella exigua
Fungi Partly documented

Tremella exigua

A tiny dark jelly fungus that parasitises other fungi (Diaporthe and Cucurbitaria) on dead branches, mainly of gorse, broom and barberry. It is not cultivated; this profile describes the conditions where it occurs.

At home, aim for
Day Cool-growingTargets in Plantistry
Night Close to the dayTargets in Plantistry
Humidity Very humid airBand in Plantistry
Light Bright, filtered lightDLI and PPFD in Plantistry
No rest period

Where it grows wild

Parasitic on pyrenomycete fungi such as Diaporthe and Cucurbitaria on dead branches, mostly gorse, broom and barberry, originally described from ash.

Recorded at 600–1200 m in the few records with elevation; also lowland in Britain.

EuropeNorth AmericaSouth America

🔒 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.