Mushrooms in La Plata County, Colorado
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:
Aleurodiscus cerussatus2 March records across all years
Usually recorded in April here:
- Lachnella rhoina3 April records across all years
Too few past records in May here to list species.
Usually recorded in June here:
Trichaptum subchartaceum2 June records across all years
Barometer Earthstar Astraeus hygrometricus2 June records across all years
Usually recorded in July here:
- Trichaptum subchartaceum3 July records across all years
Pine Bracket Porodaedalea pini3 July records across all years
Spring Cavalier Melanoleuca cognata2 July records across all years
Black Witch's Butter Exidia glandulosa2 July records across all years
Lyomyces crustosus2 July records across all years
Usually recorded in August here:
Phanerochaete velutina4 August records across all years
European Platterful Mushroom Megacollybia platyphylla3 August records across all years
Deer Mushroom Pluteus cervinus3 August records across all years
Peniophorella praetermissa3 August records across all years
Peeling Oysterling Crepidotus mollis2 August records across all years
Common Bird's Nest Crucibulum laeve2 August records across all years
Crown-Tipped Coral Artomyces pyxidatus2 August records across all years
Trechispora farinacea2 August records across all years- Fungi Xanthoperenniporia tenuis2 August records across all years
Sickener Russula emetica2 August records across all years
Cluster Cap Connopus acervatus2 August records across all years- Panus rudis2 August records across all years
Usually recorded in September here:
- Peniophora pseudoversicolor4 September records across all years
Phanerochaete sordida3 September records across all years- Phanerochaete velutina3 September records across all years
Ashen Knight Tricholoma virgatum2 September records across all years
Cratered Duster Amphinema byssoides2 September records across all years- Serried Porecrust Neoantrodia serialis2 September records across all years
Steccherinum fimbriatum2 September records across all years
Field Mushroom Agaricus campestris2 September records across all years
Brown Roll Rim Paxillus involutus2 September records across all years- Cluster Cap Connopus acervatus2 September records across all years
Oyster Mushroom Pleurotus ostreatus2 September records across all years
Scaly Rustgill Gymnopilus sapineus2 September records across all years
Usually recorded in October here:
Aspen Bracket Phellinus tremulae2 October records since 2011
Too few past records in November here to list species.
Too few past records in December here to list species.
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 8 | |
| 2 | Peniophora pseudoversicolor | 8 |
| 3 | 6 | |
| 4 | 6 | |
| 5 | 5 | |
| 6 | Lachnella rhoina | 4 |
| 7 | 4 | |
| 8 | 4 | |
| 9 | 4 | |
| 10 | 4 | |
| 11 | 4 | |
| 12 | 4 | |
| 13 | 4 | |
| 14 | 4 | |
| 15 | 4 |
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: Aug, Sep, 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
Oct 15, 2025Fairy Ring Champignon Marasmius oreadesnear Durango, CO · iNaturalist photo, research grade · original record - 2Oct 12, 2025Aspen Bracket Phellinus tremulaein San Juan National Forest, CO · iNaturalist photo, research grade · original record
- 3Oct 12, 2025Aspen Bracket Phellinus tremulaein San Juan National Forest, CO · iNaturalist photo, research grade · original record
- 4
Oct 12, 2025Red Tree Brain Fungus Peniophora rufain San Juan National Forest, CO · iNaturalist photo, research grade · original record - 5
Oct 11, 2025Western American False Panther Amanita pantherinoidesin San Juan National Forest, CO · iNaturalist photo, research grade · original record - 6
Aug 17, 2025Pyrofomes juniperinusin La Plata County, CO · iNaturalist photo, research grade · original record - 7
Sep 18, 2024Astraeus morganiiin San Juan National Forest, CO · iNaturalist photo, research grade · original record - 8
Sep 17, 2024American Ear Fungus Auricularia americanain San Juan National Forest, CO · iNaturalist photo, research grade · original record - 9Sep 17, 2024American Ear Fungus Auricularia americanain San Juan National Forest, CO · iNaturalist photo, research grade · original record
- 10
Sep 12, 2024Coral Tooth Hericium coralloidesin San Juan National Forest, CO · iNaturalist photo, research grade · original record
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How we built this page
386 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 372 CC0 and 14 CC BY 4.0. See about the data for the full citation.