Coprinus alternatus
An old Friesian name based on Agaricus alternatus Schumacher, rarely used today and of uncertain modern application. GBIF has three records, from Austria near Vienna and France south of Paris.
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
No rest period
Where it grows wild
The modern concept is unclear; Friesian inky caps of this group grow on rich soil, dung or woody debris in lowland Europe.
Lowland Central and Western Europe.
Europe (Austria, France, Denmark)
🔒 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 Coprinus
Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app.