Ganoderma polychromum

A laccate, reishi-like Ganoderma of western North America, named by Murrill in 1908 (North American Flora). GBIF holds 823 records, mostly from the United States and Mexico, and the measured sites have a Mediterranean climate with hot dry summers and mild wet winters.

At home, aim for

Day IntermediateTargets 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

Wood-decay polypore on hardwoods, typically at the base of living or dead trees and on stumps, in woodland and parks of the western United States and Mexico.

Recorded from 0–1,414 m, median 106 m (11 records).

United StatesMexico

🔒 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.