Agaricus moelleri

inky mushroom

Agaricus moelleri, the inky mushroom, is a scaly grey-brown Agaricus of northern temperate woodland that stains bright yellow at the stem base and smells of ink or phenol. It is toxic, causing gastrointestinal upset in many people, so it is grown only for study.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light ShadeDLI and PPFD in Plantistry

Expects a seasonal rest

Where it grows wild

Mixed woodland and parkland, favouring rich alkaline soil; fruits in leaf litter in late summer and autumn.

GBIF records span 4-2800 m, median 365 m; mostly lowland.

EuropeNorth AmericaEast Asia

🔒 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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More Agaricus

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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 3.0 licence, unmodified.