Mushrooms in San Benito County, California
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:
Yellow Fieldcap Bolbitius titubans4 January records since 2011
Common Collybia Gymnopus dryophilus3 January records since 2011
California Jack O' Lantern Omphalotus olivascens3 January records since 2011- Tricholoma subannulatum2 January records since 2011
Liver Bolete Suillellus amygdalinus2 January records since 2011- Russula grundii2 January records since 2011
Entoloma edulis2 January records since 2011
Wood Blewit Lepista nuda2 January records since 2011
Hairy Curtain Crust Stereum hirsutum2 January records since 2011
Mountain Brownie Deconica montana2 January records since 2011
Usually recorded in February here:
- California Jack O' Lantern Omphalotus olivascens4 February records since 2011
Usually recorded in March here:
- California Jack O' Lantern Omphalotus olivascens2 March records since 2011
- Yellow Fieldcap Bolbitius titubans2 March records since 2011
Too few past records in April here to list species.
Usually recorded in May here:
Turkeytail Trametes versicolor3 May records since 2011
Bittersweet Orange Ringless Amanita Amanita velosa3 May records since 2011- Hairy Curtain Crust Stereum hirsutum2 May records since 2011
Common Porecrust, Split Gill Fungus Schizophyllum commune2 May records since 2011
Too few past records in June here to list species.
Too few past records in July here to list species.
Too few past records in August here to list species.
Too few past records in September here to list species.
Too few past records in October here to list species.
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 | 11 | |
| 2 | 7 | |
| 3 | 5 | |
| 4 | 4 | |
| 5 | 4 | |
| 6 | 4 | |
| 7 | 3 | |
| 8 | 3 | |
| 9 | 3 | |
| 10 | 3 | |
| 11 | Tricholoma subannulatum | 2 |
| 12 | 2 | |
| 13 | Russula grundii | 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: Jan, Mar, May.
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.
- 1May 15, 2026Turkeytail Trametes versicolorin San Benito County, CA · iNaturalist photo, research grade · original record
- 2Feb 21, 2026Common Porecrust, Split Gill Fungus Schizophyllum communein Pinnacles National Park, CA · iNaturalist photo, research grade · original record
- 3Jan 25, 2026Yellow Fieldcap Bolbitius titubansin Pinnacles National Park, CA · iNaturalist photo, research grade · original record
- 4Jan 25, 2026Wood Blewit Lepista nudain Pinnacles National Park, CA · iNaturalist photo, research grade · original record
- 5Jan 10, 2026California Jack O' Lantern Omphalotus olivascensin Pinnacles National Park, CA · iNaturalist photo, research grade · original record
- 6Nov 29, 2025Birch Mazegill, Gilled Polypore Lenzites betulinusin San Benito County, CA (location blurred by the observer) · iNaturalist photo, research grade · original record
- 7Mar 15, 2025Hairy Curtain Crust Stereum hirsutumin San Benito County, CA · iNaturalist photo, research grade · original record
- 8Mar 11, 2025California Jack O' Lantern Omphalotus olivascensin Fremont Peak State Park, CA · iNaturalist photo, research grade · original record
- 9
Mar 8, 2025California Golden Chanterelle Cantharellus californicusnear Aromas, CA (location blurred by the observer) · iNaturalist photo, research grade · original record - 10Jan 12, 2025Liver Bolete Suillellus amygdalinusin San Benito County, CA · museum/herbarium specimen · original record
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How we built this page
116 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 13 CC0 and 103 CC BY 4.0. See about the data for the full citation.