Agaricus deserticola
A desert and dry-scrub relative of the button mushroom whose cap never opens, so the spores ripen inside and blow away. It grows in sandy soil in the arid southwestern United States and northern Mexico after cool winter rains, and is not cultivated.
Where it grows wild
A saprotroph in sandy soil of desert, coastal sage scrub, dry grassland and sometimes lawns. It fruits singly or scattered during or after cold, wet weather.
Low elevations; the 38 records with an elevation span 0–1325 m (median 287 m).
🔒 Growing it like that
The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:
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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.