Mushrooms in Kauai County, Hawaii
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:
Collybiopsis subpruinosa7 January records across all years
Crystal Bell Galerina nana6 January records across all years
Galerina decipiens5 January records across all years
Orange Ping-Pong Bat Favolaschia claudopus5 January records across all years- Hygrocybe lamalama4 January records across all years
Fairies' Bonnets Coprinellus disseminatus4 January records across all years- Agaricus kipukae3 January records across all years
- Agaricus cheilotulus2 January records across all years
- Gloiocephala epiphylla2 January records across all years
- Callistosporium vinosobrunneum2 January records across all years
- Agaricus entibigae2 January records across all years
Glistening Ink-Cap Coprinellus micaceus2 January records across all years
Usually recorded in February here:
- Filoboletus manipularis2 February records since 2011
Usually recorded in March here:
Nia vibrissa4 March records across all years
Usually recorded in April here:
- Filoboletus manipularis3 April records since 2011
Usually recorded in May here:
Earliella scabrosa2 May records since 2011
Usually recorded in June here:
Common Porecrust, Split Gill Fungus Schizophyllum commune2 June records across all years- Filoboletus manipularis2 June records across all years
Usually recorded in July here:
Hairy Bracket Trametes hirsuta4 July records across all years
Cinnamon Crust Hymenochaete cinnamomea3 July records across all years- Hymenochaete spreta2 July records across all years
- Cubamyces lactineus2 July records across all years
- Earliella scabrosa2 July records across all years
Usually recorded in August here:
- Haplotrichum croceum2 August records across all years
- Fairies' Bonnets Coprinellus disseminatus2 August records across all years
Too few past records in September here to list species.
Usually recorded in October here:
- Filoboletus manipularis3 October records since 2011
- Amanita marmorata2 October records since 2011
- Orange Ping-Pong Bat Favolaschia claudopus2 October records since 2011
Usually recorded in November here:
- Fairies' Bonnets Coprinellus disseminatus2 November records since 2011
Usually recorded in December here:
Anemone Stinkhorn Aseroe rubra6 December records since 2011- Filoboletus manipularis3 December records since 2011
- Fairies' Bonnets Coprinellus disseminatus2 December records since 2011
- Orange Ping-Pong Bat Favolaschia claudopus2 December records since 2011
Most-recorded species
| # | Species | Records |
|---|---|---|
| 1 | Filoboletus manipularis | 16 |
| 2 | 13 | |
| 3 | 11 | |
| 4 | 10 | |
| 5 | 10 | |
| 6 | 10 | |
| 7 | 7 | |
| 8 | 7 | |
| 9 | 6 | |
| 10 | 5 | |
| 11 | Agaricus cheilotulus | 4 |
| 12 | Hygrocybe lamalama | 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: Jan, Dec, 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.
- 1May 8, 2026Earliella scabrosain Hono O Na Pali Natural Area Reserve, HI · iNaturalist photo, research grade · original record
- 2May 8, 2026Earliella scabrosain Hono O Na Pali Natural Area Reserve, HI · iNaturalist photo, research grade · original record
- 3Jan 12, 2026Galerina sulcicepsnear Hanamaulu, HI (location blurred by the observer) · iNaturalist photo, research grade · original record
- 4
Jan 10, 2026Meruliporia incrassatain Koke'e State Park, HI · iNaturalist photo, research grade · original record - 5
Jan 10, 2026Nigroporus vinosusin Koke'e State Park, HI · iNaturalist photo, research grade · original record - 6
Jan 10, 2026Fly Agaric Amanita muscariain Koke'e State Park, HI · iNaturalist photo, research grade · original record - 7Jan 10, 2026Orange Ping-Pong Bat Favolaschia claudopusin Koke'e State Park, HI · iNaturalist photo, research grade · original record
- 8Jan 9, 2026Meruliporia incrassatain Koke'e State Park, HI · iNaturalist photo, research grade · original record
- 9
Jan 9, 2026Black-Stalked Marasmius Tetrapyrgos nigripesin Koke'e State Park, HI · iNaturalist photo, research grade · original record - 10Jan 9, 2026Anemone Stinkhorn Aseroe rubrain Koke'e State Park, HI · iNaturalist photo, research grade · original record
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How we built this page
196 records of mushrooms, shelf fungi and polypores (class Agaricomycetes) that fall inside this county's Census boundary. Licenses: 106 CC0 and 90 CC BY 4.0. See about the data for the full citation.