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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.

Shellfish-scented RussulaRussula xerampelina

edible

Shellfish-scented RussulaRussula xerampelina

Photo: no rights reserved

Habitat

under pines

under spruce

mixed forests

Season

from July to October

Russulaceae

5–15 cm

Season

EndingPast the peak. The season usually lasts until late October.

Today · 22–28 Oct94% of peak

how often reportedpeak

Season

Jul–Oct

Peak

Sep–Oct

Reports

122Poland and neighbours

Curve from 122 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 purple wine red to brown-violet, often greenish or olive in the center. Stem white, distinctly turning pink to red in the lower part (diagnostic feature); mature flesh smells of herring/shellfish; FeSO4 reaction green.

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