Mushrooms in St. Louis County, Missouri
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.
Usually recorded in January here:
Shaggy Bracket Inonotus hispidus4 January records across all years- Peniophora puberula3 January records across all years
Turkeytail Trametes versicolor3 January records across all years
Golden Reishi Ganoderma curtisii2 January records across all years
Too few past records in February here to list species.
Usually recorded in March here:
- Turkeytail Trametes versicolor2 March records since 2011
Glistening Ink-Cap Coprinellus micaceus2 March records since 2011
Too few past records in April here to list species.
Usually recorded in May here:
Dryad's Saddle Cerioporus squamosus3 May records since 2011
Usually recorded in June here:
Ganoderma resinaceum4 June records across all years
Blue Lactarius Lactarius indigo2 June records across all years
Usually recorded in July here:
Smooth Chanterelle Cantharellus lateritius2 July records across all years
False Parasol Chlorophyllum molybdites2 July records across all years
Reddening Lepiota Leucoagaricus americanus2 July records across all years
Usually recorded in August here:
- False Parasol Chlorophyllum molybdites3 August records across all years
Blushing Rosette Abortiporus biennis3 August records across all years- Leucocoprinus rubrotinctus2 August records across all years
Ash Tree Bolete Boletinellus merulioides2 August records across all years
Orange Pinwheel Marasmius siccus2 August records across all years
Hedgehog Puffball Lycoperdon echinatum2 August records across all years
Marasmius graminum2 August records across all years
Usually recorded in September here:
Ringless Honey Mushroom Desarmillaria caespitosa5 September records across all years
Tropical Cinnabar Bracket, Orange Polypore Pycnoporus sanguineus2 September records across all years- Reddening Lepiota Leucoagaricus americanus2 September records across all years
Dark-Spotted Milkcap Lactarius atroviridis2 September records across all years- Ganoderma resinaceum2 September records across all years
Chicken Of The Woods Laetiporus sulphureus2 September records across all years
Usually recorded in October here:
- Ringless Honey Mushroom Desarmillaria caespitosa7 October records across all years
Sarcodontia spumea5 October records across all years
Lentinus levis4 October records across all years
Hen Of The Woods Grifola frondosa3 October records across all years- Turkeytail Trametes versicolor3 October records across all years
- Pholiota discolor3 October records across all years
Giraffe Spots Peniophora albobadia3 October records across all years
Common Porecrust, Split Gill Fungus Schizophyllum commune3 October records across all years
False Turkey-Tail Stereum ostrea3 October records across all years
Jelly Rot Phlebia tremellosa3 October records across all years
Smoky Bracket Bjerkandera adusta3 October records across all years
Golden Bracket Fuscoporia gilva3 October records across all years
Usually recorded in November here:
Mock Oyster Mushroom Phyllotopsis nidulans2 November records across all years- Stump Puffball Lycoperdon pyriforme2 November records across all years
- Crustodontia chrysocreas2 November records across all years
- Jelly Rot Phlebia tremellosa2 November records across all years
Couscous Crust Bulbillomyces farinosus2 November records across all years- Ringless Honey Mushroom Desarmillaria caespitosa2 November records across all years
Usually recorded in December here:
- Turkeytail Trametes versicolor3 December records across all years
Hairy Bracket Trametes hirsuta3 December records across all years
Byssomerulius incarnatus2 December records across all years
Bearded Tooth Hericium erinaceus2 December records across all years- Golden Bracket Fuscoporia gilva2 December records across all years
- Fungi Pallidohirschioporus biformis2 December records across all years
Brick Cap Hypholoma lateritium2 December records across all years- False Turkey-Tail Stereum ostrea2 December records across all years
- Daedalea ambigua2 December records across all years
Phylloporia ribis2 December records across all years
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 15 | |
| 2 | 13 | |
| 3 | 8 | |
| 4 | 8 | |
| 5 | 8 | |
| 6 | 7 | |
| 7 | 7 | |
| 8 | 7 | |
| 9 | 7 | |
| 10 | 6 | |
| 11 | 6 | |
| 12 | 6 | |
| 13 | 6 | |
| 14 | 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: Oct, Aug, Sep.
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.
- 1Aug 23, 2026False Parasol Chlorophyllum molybditesnear Chesterfield, MO (location blurred by the observer) · iNaturalist photo, research grade · original record
- 2Aug 23, 2026False Parasol Chlorophyllum molybditesnear Chesterfield, MO (location blurred by the observer) · iNaturalist photo, research grade · original record
- 3
Aug 2, 2026Crown-Tipped Coral Artomyces pyxidatusin Rockwoods Reservation, MO · iNaturalist photo, research grade · original record - 4May 21, 2026Byssomerulius incarnatusin Malcolm Terrace Park, MO · iNaturalist photo, research grade · original record
- 5May 13, 2026Dryad's Saddle Cerioporus squamosusnear Ladue, MO · iNaturalist photo, research grade · original record
- 6
May 1, 2026Auricularia angiospermarumnear Town and Country, MO · iNaturalist photo, research grade · original record - 7
Apr 26, 2026Devil's Dipstick Mutinus elegansin Faust County Park, MO · iNaturalist photo, research grade · original record - 8Apr 23, 2026Bearded Tooth Hericium erinaceusnear Spanish Lake, MO · iNaturalist photo, research grade · original record
- 9
Jan 17, 2026Phellinus robiniaenear Creve Coeur, MO · iNaturalist photo, research grade · original record - 10Jan 5, 2026Common Porecrust, Split Gill Fungus Schizophyllum communein Faust County Park, MO · iNaturalist photo, research grade · original record
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How we built this page
607 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 525 CC0 and 82 CC BY 4.0. See about the data for the full citation.