A foraging companion

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Grzybiarz is a mobile app for mushroom foragers. Its on-device AI helps you spot fruiting bodies in the leaf litter and suggests a species from a photo, and the app keeps a private map of your finds. Everything runs on your phone and works fully offline in the forest without signal.

Species atlas
Orange GrisetteAmanita crocea
conditionally edible
Orange GrisetteAmanita crocea
Photo: no rights reserved
Habitat
under birches
mixed forests
deciduous forests
Season
from July to October
Amanitaceae
4–11 cm
Season
Out of seasonOut of season. It usually grows from early July to mid-October.
Today · 22–28 Octout of season
how often reportedpeak
Season
Jul–Oct
Peak
Aug–Sep
Reports
317Poland and neighbours
Risk window
Death Cap grows at the same timeBoth species grow together for about 14 wk a year. Most strongly from mid-August to mid-September.
Muchomor czerwonyIn the forest together about 8 wk a year.
Curve from 317 observations (GBIF: Poland, Czechia, Slovakia, Germany), smoothed week by week. It shows when foragers most often report the species, not how much of it grows.
Key features
Cap orange-salmon to yellow-orange, smooth, with a distinctly striate margin, usually without veil remnants. Stem mottled orange-salmon, WITHOUT a ring, with a white saclike volva at the base; belongs to the grisette group, poisonous raw, edible only after processing.
Similar (be careful)Confusions documented in our database
DeathcapAmanita phalloides
deadly
The Orange Grisette has an orange-russet cap, striate at the margin, with no ring; the Deathcap has an olive cap with a ring. Both have a white, sac-like volva (in the Orange Grisette often with an orange tinge), so the volva does not tell them apart.
Fly AgaricAmanita muscaria
toxic
The Orange Grisette has a uniformly orange cap without scales and no ring; the Fly Agaric has a red cap with white scales and a ring. A faded Fly Agaric is sometimes confused with it.
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Grzybiarz
Grzybiarz is a foraging assistant; the decision to harvest is yours.
© 2026 GrzybiarzVersion 0.0.1 · f66d236
Muchomor szafranowy (Amanita crocea) — Conditional · Grzybiarz