Mushrooms in Hamilton County, New York
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:
- Rhodocybe noveboracensis4 March records across all years
Yellow Patches Amanita flavoconia3 March records across all years
Cluster Cap Connopus acervatus3 March records across all years
Red Belted Conk Fomitopsis pinicola2 March records across all years
Clitocybula familia2 March records across all years
Mossy Maze Polypore Cerrena unicolor2 March records across all years
Common Collybia Gymnopus dryophilus2 March records across all years
Usually recorded in April here:
Hoof Fungus Fomes fomentarius3 April records since 2011
Usually recorded in May here:
Northern Red Belt Fomitopsis mounceae2 May records since 2011
Usually recorded in June here:
Northern Red Belt Fomitopsis mounceae4 June records across all years
Orange Mycena Mycena leaiana3 June records across all years- Fungi Pallidohirschioporus biformis2 June records across all years
Spring Polypore Lentinus arcularius2 June records across all years
Hoof Fungus Fomes fomentarius2 June records across all years
Usually recorded in July here:
Hydropus rugosodiscus11 July records across all years
Yellow Patches Amanita flavoconia7 July records across all years
Star Fibrecap Inocybe asterospora5 July records across all years
Elegant Polypore Cerioporus varius4 July records across all years
Agrocybe acericola4 July records across all years
Cystostereum murrayi3 July records across all years- Microporus perula3 July records across all years
Peat Brownie Bogbodia uda2 July records across all years
Blackening Russula Russula albonigra2 July records across all years
Rusty Bolete Xerocomus ferrugineus2 July records across all years
Chocolate Milky Lactarius lignyotus2 July records across all years
Pluteus admirabilis2 July records across all years
Usually recorded in August here:
Hoof Fungus Fomes fomentarius18 August records across all years
Hardwood Trunk Rot Phellinus igniarius14 August records across all years
Golden Spindles Clavulinopsis fusiformis9 August records across all years- Rigidonotus glomeratus8 August records across all years
Asterodon ferruginosus8 August records across all years- Inocybe descissa8 August records across all years
Willow Glue Hydnoporia tabacina6 August records across all years
Yellow Patches Amanita flavoconia6 August records across all years
Lycoperdon subincarnatum6 August records across all years- Lactarius parvulus6 August records across all years
Grisette Amanita vaginata6 August records across all years
Funnel Chanterelle Craterellus tubaeformis6 August records across all years
Usually recorded in September here:
- Squamanita sumstinei3 September records since 2011
Spiny Webcrust Hyphodontia arguta3 September records since 2011
Decorated Pholiota Leucopholiota decorosa2 September records since 2011
Sidera vulgaris2 September records since 2011
Northern Tooth Climacodon septentrionalis2 September records since 2011
Pear-Shaped Puffball Apioperdon pyriforme2 September records since 2011
Usually recorded in October here:
Junghuhnia collabens3 October records across all years- Fungi Pallidohirschioporus biformis2 October records across all years
Winter Polypore Lentinus brumalis2 October records across all years
Late Fall Oyster Mushroom Sarcomyxa serotina2 October records across all years
Northern Red Belt Fomitopsis mounceae2 October records across all years
Usually recorded in November here:
Scarlet Waxcrust Phlebia coccineofulva2 November records across all years
Too few past records in December here to list species.
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | 27 | |
| 2 | 22 | |
| 3 | 17 | |
| 4 | 14 | |
| 5 | 14 | |
| 6 | 13 | |
| 7 | 12 | |
| 8 | 11 | |
| 9 | 10 | |
| 10 | 10 | |
| 11 | 10 | |
| 12 | 10 | |
| 13 | 9 | |
| 14 | 9 | |
| 15 | 9 |
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
Aug 27, 2026Saffron Crep Crepidotus crocophyllusnear Long Lake, NY · iNaturalist photo, research grade · original record - 2
Aug 1, 2026Painted Suillus Suillus spragueinear Long Lake, NY · iNaturalist photo, research grade · original record - 3
Oct 18, 2025Northern Red Belt Fomitopsis mounceaein Hamilton County, NY · iNaturalist photo, research grade · original record - 4
Sep 7, 2025Rooting Polypore Polyporus radicatusin Siamese Ponds Wilderness, NY · iNaturalist photo, research grade · original record - 5
Sep 7, 2025Crimped Gill Plicaturopsis crispain Siamese Ponds Wilderness, NY · iNaturalist photo, research grade · original record - 6
Sep 7, 2025Pear-Shaped Puffball Apioperdon pyriformein Siamese Ponds Wilderness, NY · iNaturalist photo, research grade · original record - 7
Aug 15, 2025Northern Red Belt Fomitopsis mounceaein Hamilton County, NY · iNaturalist photo, research grade · original record - 8
Aug 15, 2025Northern Red Belt Fomitopsis mounceaein Hamilton County, NY · iNaturalist photo, research grade · original record - 9
Aug 15, 2025Northern Red Belt Fomitopsis mounceaein Hamilton County, NY · iNaturalist photo, research grade · original record - 10
May 10, 2025Northern Red Belt Fomitopsis mounceaein Wilcox Lake Wild Forest, NY · iNaturalist photo, research grade · original record
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How we built this page
1,550 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 1,457 CC0 and 93 CC BY 4.0. See about the data for the full citation.