Hypholoma radicosum

Rooting brownie

A European Hypholoma of conifer stumps, known for a long rooting stem base that runs down into buried wood. GBIF has about 880 wild records, mostly from Scandinavia, Britain and the Alps. It is not a food species, so it is grown only as a study culture.

Hypholoma radicosum — Photo: James Lindsey, CC BY-SA 3.0, via Wikimedia Commons

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

Expects a seasonal rest

Where it grows wild

On and around old conifer stumps and buried roots in woods; fruit bodies emerge from the ground attached to wood below.

Recorded at 0–1664 m, median 815 m (125 records), reflecting montane Alpine and Scandinavian forest.

Northern EuropeCentral EuropeWestern Europe

🔒 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 3.0 licence, unmodified.