Mushrooms in Washington County, Minnesota
Fruiting now
Based on past sightings (mostly since 2011; all years where recent records are few), not a forecast. Weather and place matter a lot, and a listing here says nothing about whether a mushroom is safe.
Too few past records in January here to list species.
Too few past records in February here to list species.
Too few past records in March here to list species.
Too few past records in April here to list species.
Usually recorded in May here:
Dryad's Saddle Cerioporus squamosus2 May records since 2011
Aspen Oyster Mushroom Pleurotus populinus2 May records since 2011
Lumpy Bracket Trametes gibbosa2 May records since 2011
Usually recorded in June here:
Common Fieldcap Agrocybe pediades3 June records across all years
Horse-Hair Fungus Gymnopus androsaceus3 June records across all years- Dryad's Saddle Cerioporus squamosus3 June records across all years
Mossy Maze Polypore Cerrena unicolor2 June records across all years
Spring Fieldcap Agrocybe praecox2 June records across all years
Psathyrella conissans2 June records across all years
Pale Brittlestem Candolleomyces candolleanus2 June records across all years
Mycena niveipes2 June records across all years- Inocybe teraturgus2 June records across all years
Big Sheath Mushroom Volvopluteus gloiocephalus2 June records across all years- Tulosesus angulatus2 June records across all years
Crown-Tipped Coral Artomyces pyxidatus2 June records across all years
Usually recorded in July here:
Lactarius fumosus4 July records across all years
Lactarius psammicola3 July records across all years
Tawny Grisette Amanita fulva2 July records across all years
European Platterful Mushroom Megacollybia platyphylla2 July records across all years
Amethyst Deceiver Laccaria amethystina2 July records across all years
Velvet Rollrim Tapinella atrotomentosa2 July records across all years- Inocybe teraturgus2 July records across all years
Chicken Of The Woods Laetiporus sulphureus2 July records across all years
Lactarius maculatipes2 July records across all years
Cyanoboletus cyaneitinctus2 July records across all years
Usually recorded in August here:
Inkstain Bolete Cyanoboletus pulverulentus3 August records since 2011
American Slippery Jack Suillus americanus3 August records since 2011- Chicken Of The Woods Laetiporus sulphureus2 August records since 2011
- Lumpy Bracket Trametes gibbosa2 August records since 2011
Pick-A-Back Toadstool Asterophora lycoperdoides2 August records since 2011- Dryad's Saddle Cerioporus squamosus2 August records since 2011
Bay Polypore Picipes badius2 August records since 2011- Crown-Tipped Coral Artomyces pyxidatus2 August records since 2011
Brown Goblet Arrhenia epichysium2 August records since 2011
Usually recorded in September here:
- Lumpy Bracket Trametes gibbosa6 September records since 2011
Late Fall Polypore Ischnoderma resinosum5 September records since 2011
Turkeytail Trametes versicolor4 September records since 2011
Elm Leech Hypsizygus ulmarius3 September records since 2011
Aborted Entoloma, Shrimp Of The Woods Entoloma abortivum3 September records since 2011- Birch Mazegill, Gilled Polypore Lenzites betulinus3 September records since 2011
Giant Puffball Calvatia gigantea3 September records since 2011
Meadow Waxcap Cuphophyllus pratensis2 September records since 2011- Pick-A-Back Toadstool Asterophora lycoperdoides2 September records since 2011
Brown Cubical Rot Of Birch Fomitopsis betulina2 September records since 2011
Ash Tree Bolete Boletinellus merulioides2 September records since 2011- Dryad's Saddle Cerioporus squamosus2 September records since 2011
Usually recorded in October here:
- Arrhenia onisca4 October records across all years
Cowboy's Handkerchief Hygrophorus eburneus2 October records across all years
Slippery Jack Suillus luteus2 October records across all years
Olive Brownie Hypholoma myosotis2 October records across all years
Fly Agaric Amanita muscaria2 October records across all years
Usually recorded in November here:
Common Puffball Lycoperdon perlatum2 November records across all years- Stump Puffball Lycoperdon pyriforme2 November records across all years
Mock Oyster Mushroom Phyllotopsis nidulans2 November records across all years
Too few past records in December here to list species.
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 14 | |
| 2 | 12 | |
| 3 | 10 | |
| 4 | 10 | |
| 5 | 9 | |
| 6 | 8 | |
| 7 | 7 | |
| 8 | 7 | |
| 9 | 7 | |
| 10 | 6 | |
| 11 | 6 | |
| 12 | 6 | |
| 13 | 6 | |
| 14 | Inocybe teraturgus | 6 |
| 15 | 6 |
Being on this list doesn't mean a mushroom is common, easy to identify or safe. It only means it has been recorded here often.
Best months to look
Records by month, all years. Busiest: Sep, Aug, Jun.
Sightings map
● Each dot is a place with at least one record (rounded to about 1 km). Locations can be approximate, and many are on private land. Numbered blue circles are recent sightings, shown only to a general area of about 10 km.
Recent sightings
The 10 most recent dated records in this county, newest first. Data as of October 26, 2026. Records can take weeks or more to reach GBIF, so the newest finds may not show yet. Places are given only as a public park or forest (from the USGS Protected Areas Database) or the nearest town, and the numbered circles on the map cover a general area, not an exact spot.
- 1Oct 4, 2026Brown Cubical Rot Of Birch Fomitopsis betulinain Sunfish Lake Park, MN · iNaturalist photo, research grade · original record
- 2
Sep 19, 2026Pallid Bolete Imleria pallidain William O'Brien State Park, MN · iNaturalist photo, research grade · original record - 3Sep 19, 2026Giant Puffball Calvatia giganteanear Lake Elmo, MN (location blurred by the observer) · iNaturalist photo, research grade · original record
- 4Sep 19, 2026Late Fall Polypore Ischnoderma resinosumnear Stillwater, MN (location blurred by the observer) · iNaturalist photo, research grade · original record
- 5Sep 19, 2026Late Fall Polypore Ischnoderma resinosumin William O'Brien State Park, MN · iNaturalist photo, research grade · original record
- 6Sep 6, 2026Birch Mazegill, Gilled Polypore Lenzites betulinusin Sunfish Lake Park, MN · iNaturalist photo, research grade · original record
- 7
Sep 6, 2026Shaggy Pholiota Pholiota squarrosain Sunfish Lake Park, MN · iNaturalist photo, research grade · original record - 8Sep 6, 2026Crown-Tipped Coral Artomyces pyxidatusin Sunfish Lake Park, MN · iNaturalist photo, research grade · original record
- 9Sep 6, 2026Aborted Entoloma, Shrimp Of The Woods Entoloma abortivumnear Lake Elmo, MN (location blurred by the observer) · iNaturalist photo, research grade · original record
- 10Sep 6, 2026Ash Tree Bolete Boletinellus merulioidesin Sunfish Lake Park, MN · iNaturalist photo, research grade · original record
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How we built this page
654 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 565 CC0 and 89 CC BY 4.0. See about the data for the full citation.