Mushrooms in Columbia County, Wisconsin
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.
Usually recorded in March here:
Mossy Maze Polypore Cerrena unicolor3 March records since 2011
Ceramic Parchment Xylobolus frustulatus2 March records since 2011
Hoof Fungus Fomes fomentarius2 March records since 2011
Late Fall Polypore Ischnoderma resinosum2 March records since 2011
Milk-White Toothed Polypore Irpex lacteus2 March records since 2011
Too few past records in April here to list species.
Usually recorded in May here:
Dryad's Saddle Cerioporus squamosus5 May records since 2011
Golden Oyster Mushroom Pleurotus citrinopileatus4 May records since 2011
Usually recorded in June here:
- Golden Oyster Mushroom Pleurotus citrinopileatus6 June records across all years
- Lachnella tiliae2 June records across all years
- Dryad's Saddle Cerioporus squamosus2 June records across all years
Usually recorded in July here:
Purplepore Bracket Trichaptum abietinum2 July records across all years
False Turkey-Tail Stereum ostrea2 July records across all years
Lacquered Bracket Ganoderma lucidum2 July records across all years- Golden Oyster Mushroom Pleurotus citrinopileatus2 July records across all years
Too few past records in August here to list species.
Usually recorded in September here:
Goblet Waxcap Hygrocybe cantharellus2 September records since 2011
Usually recorded in October here:
Common Earthball Scleroderma citrinum3 October records across all years
Michigan Earthball Scleroderma michiganense2 October records across all years
Common Puffball Lycoperdon perlatum2 October records across all years
Usually recorded in November here:
Dendrothele nivosa2 November records across all years- Stump Puffball Lycoperdon pyriforme2 November records across all years
Too few past records in December here to list species.
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 12 | |
| 2 | 8 | |
| 3 | 4 | |
| 4 | 3 | |
| 5 | 3 | |
| 6 | 3 | |
| 7 | 3 | |
| 8 | 3 | |
| 9 | 3 | |
| 10 | 3 | |
| 11 | 3 | |
| 12 | 2 | |
| 13 | 2 | |
| 14 | 2 | |
| 15 | 2 |
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, Oct, Jul.
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.
- 1
Aug 26, 2026Turkeytail Trametes versicolorin Poynette Game Farm, WI · iNaturalist photo, research grade · original record - 2
Jul 4, 2026Crown-Tipped Coral Artomyces pyxidatusnear Lodi, WI · iNaturalist photo, research grade · original record - 3
Feb 15, 2026Crowded Parchment Stereum complicatumin Natural Area, WI · iNaturalist photo, research grade · original record - 4May 6, 2025Dryad's Saddle Cerioporus squamosusnear Lodi, WI (location blurred by the observer) · iNaturalist photo, research grade · original record
- 5May 6, 2025Dryad's Saddle Cerioporus squamosusnear Lodi, WI (location blurred by the observer) · iNaturalist photo, research grade · original record
- 6May 6, 2025Dryad's Saddle Cerioporus squamosusnear Lodi, WI (location blurred by the observer) · iNaturalist photo, research grade · original record
- 7
Dec 7, 2024Pear-Shaped Puffball Apioperdon pyriformein Ice Age Trail - Sd, WI · iNaturalist photo, research grade · original record - 8
Sep 2, 2024Orange Mycena Mycena leaiananear Lake Wisconsin, WI (location blurred by the observer) · iNaturalist photo, research grade · original record - 9
Aug 4, 2024Red Gyroporus Gyroporus purpurinusnear Lake Wisconsin, WI (location blurred by the observer) · iNaturalist photo, research grade · original record - 10Jun 23, 2024Golden Oyster Mushroom Pleurotus citrinopileatusnear Lodi, WI · iNaturalist photo, research grade · original record
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How we built this page
197 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 135 CC0 and 62 CC BY 4.0. See about the data for the full citation.