Psilocybe polytrichophila

Psilocybe polytrichophila (Peck) Pomerleau, originally Agaricus polytrichophilus and also placed in Deconica, is a small mushroom that grows in beds of Polytrichum moss. Records come from sand dunes, powerline clearings, glacial outwash and moss over bedrock, from Alaska and Wyoming to New York, New Jersey, Maryland and Quebec, often in spring.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Very humid airBand in Plantistry

Light Full sunDLI and PPFD in Plantistry

Expects a seasonal rest

Where it grows wild

In beds of Polytrichum moss on sand, gravel and thin soil over rock, in open or lightly shaded ground such as dunes, clearings and glacial outwash.

The measured Alaskan site is at about 180 m.

AlaskaRocky MountainsNortheastern United StatesQuebec

🔒 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.