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
Velvet FootFlammulina velutipes
edible
Velvet FootFlammulina velutipes
Photo: (c) Matej Frančeškin, some rights reserved (CC BY)
Habitat
deciduous forests
parks, treelines
Season
from October to April
Physalacriaceae
2–10 cm
Season
Starting soonStarts in about 7 days. The peak is usually from mid-December.
Today · 29 Oct–4 Novout of season
how often reportedpeak
Season
Oct–Apr
Peak
Dec–Jan
Reports
1110Poland and neighbours
Risk window
Funeral Bell grows at the same timeBoth species grow together for about 6 wk a year.
Curve from 1110 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-brown, slimy and sticky even after frost, paler toward the margin. Gills cream, distant; stem velvety, black-brown toward the base, without a ring. Grows in clusters on trunks and stumps of deciduous trees from late autumn to spring and resumes growth after a thaw.
Similar (be careful)Confusions documented in our database
Funeral BellGalerina marginata
deadly
The Velvet Foot has a velvety stem, black-brown toward the base and WITHOUT a ring, and cream gills. The Funeral Bell (amanitins, deadly) has a smooth stem with a narrow ring and gills rusty from spores. Lining under the cap: rusty dust = set it aside.
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Grzybiarz
Grzybiarz is a foraging assistant; the decision to harvest is yours.
© 2026 GrzybiarzVersion 0.0.1 · f66d236
Płomiennica zimowa (Flammulina velutipes) — Edible · Grzybiarz