Hedgehog Gall Wasp
Acraspis erinacei (Beutenmüller, 1909)
Hedgehog Gall Wasp in all of Ohio
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Hymenoptera
- Family
- Cynipidae
- Genus
- Acraspis

Range
Where it is recorded
Season shown in 0 of Ohio's 88 counties. Explore Ohio
- No result yet (50)
- Recorded, too few records for a result (37)
- Recorded, season not shown (1)
- Season shown (0)
Counties as a table
| County | Records |
|---|---|
| Adams County | Recorded, too few records for a result |
| Allen County | Recorded, too few records for a result |
| Ashland County | Recorded, too few records for a result |
| Ashtabula County | No qualifying records yet |
| Athens County | Recorded, too few records for a result |
| Auglaize County | No qualifying records yet |
| Belmont County | No qualifying records yet |
| Brown County | No qualifying records yet |
| Butler County | No qualifying records yet |
| Carroll County | Recorded, too few records for a result |
| Champaign County | No qualifying records yet |
| Clark County | Recorded, too few records for a result |
| Clermont County | Recorded, too few records for a result |
| Clinton County | No qualifying records yet |
| Columbiana County | Recorded, too few records for a result |
| Coshocton County | Recorded, too few records for a result |
| Crawford County | No qualifying records yet |
| Cuyahoga County | Recorded, too few records for a result |
| Darke County | No qualifying records yet |
| Defiance County | No qualifying records yet |
| Delaware County | Recorded, too few records for a result |
| Erie County | No qualifying records yet |
| Fairfield County | No qualifying records yet |
| Fayette County | No qualifying records yet |
| Franklin County | Recorded, too few records for a result |
| Fulton County | No qualifying records yet |
| Gallia County | Recorded, too few records for a result |
| Geauga County | No qualifying records yet |
| Greene County | Recorded, too few records for a result |
| Guernsey County | No qualifying records yet |
| Hamilton County | No qualifying records yet |
| Hancock County | No qualifying records yet |
| Hardin County | No qualifying records yet |
| Harrison County | No qualifying records yet |
| Henry County | Recorded, too few records for a result |
| Highland County | No qualifying records yet |
| Hocking County | Recorded, too few records for a result |
| Holmes County | Recorded, too few records for a result |
| Huron County | No qualifying records yet |
| Jackson County | Recorded, too few records for a result |
| Jefferson County | Recorded, too few records for a result |
| Knox County | No qualifying records yet |
| Lake County | Recorded, too few records for a result |
| Lawrence County | No qualifying records yet |
| Licking County | Recorded, too few records for a result |
| Logan County | No qualifying records yet |
| Lorain County | Recorded, too few records for a result |
| Lucas County | Recorded, too few records for a result |
| Madison County | Recorded, too few records for a result |
| Mahoning County | No qualifying records yet |
| Marion County | No qualifying records yet |
| Medina County | No qualifying records yet |
| Meigs County | No qualifying records yet |
| Mercer County | No qualifying records yet |
| Miami County | No qualifying records yet |
| Monroe County | No qualifying records yet |
| Montgomery County | No qualifying records yet |
| Morgan County | Recorded, too few records for a result |
| Morrow County | Recorded, too few records for a result |
| Muskingum County | No qualifying records yet |
| Noble County | No qualifying records yet |
| Ottawa County | No qualifying records yet |
| Paulding County | No qualifying records yet |
| Perry County | Recorded, too few records for a result |
| Pickaway County | No qualifying records yet |
| Pike County | No qualifying records yet |
| Portage County | Recorded, too few records for a result |
| Preble County | No qualifying records yet |
| Putnam County | No qualifying records yet |
| Richland County | Recorded, too few records for a result |
| Ross County | Recorded, too few records for a result |
| Sandusky County | No qualifying records yet |
| Scioto County | Recorded, too few records for a result |
| Seneca County | No qualifying records yet |
| Shelby County | No qualifying records yet |
| Stark County | Recorded, too few records for a result |
| Summit County | Recorded, too few records for a result |
| Trumbull County | Recorded, too few records for a result |
| Tuscarawas County | No qualifying records yet |
| Union County | Recorded, too few records for a result |
| Van Wert County | No qualifying records yet |
| Vinton County | Recorded, too few records for a result |
| Warren County | Recorded, too few records for a result |
| Washington County | No qualifying records yet |
| Wayne County | 44 · Recorded, season not shown |
| Williams County | No qualifying records yet |
| Wood County | No qualifying records yet |
| Wyandot County | No qualifying records yet |
No mapped range from the range source used, the USGS Gap Analysis Project, which maps land vertebrates only.
Season
When it is recorded
In Wayne County
Not enough evidence
Records per week from 44 records in 7 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.
Show as a table
| Week | Records of Hedgehog Gall Wasp | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 0 | 0 | 52 |
| Jan 11–17 | 0 | 0 | 27 |
| Jan 18–24 | 0 | 0 | 13 |
| Jan 25–31 | 0 | 0 | 35 |
| Feb 1–7 | 0 | 0 | 52 |
| Feb 8–14 | 0 | 0 | 52 |
| Feb 15–21 | 0 | 0 | 35 |
| Feb 22–28 | 0 | 0 | 67 |
| Mar 1–7 | 0 | 0 | 83 |
| Mar 8–14 | 1 | 1 | 89 |
| Mar 15–21 | 0 | 0 | 127 |
| Mar 22–28 | 0 | 0 | 138 |
| Mar 29 – Apr 4 | 0 | 0 | 190 |
| Apr 5–11 | 0 | 0 | 265 |
| Apr 12–18 | 0 | 0 | 352 |
| Apr 19–25 | 0 | 0 | 307 |
| Apr 26 – May 2 | 0 | 0 | 350 |
| May 3–9 | 0 | 0 | 301 |
| May 10–16 | 0 | 0 | 449 |
| May 17–23 | 0 | 0 | 365 |
| May 24–30 | 0 | 0 | 468 |
| May 31 – Jun 6 | 0 | 0 | 455 |
| Jun 7–13 | 2 | 2 | 274 |
| Jun 14–20 | 2 | 2 | 366 |
| Jun 21–27 | 5 | 3 | 441 |
| Jun 28 – Jul 4 | 8 | 4 | 569 |
| Jul 5–11 | 9 | 3 | 639 |
| Jul 12–18 | 2 | 2 | 649 |
| Jul 19–25 | 0 | 0 | 722 |
| Jul 26 – Aug 1 | 1 | 1 | 603 |
| Aug 2–8 | 3 | 2 | 582 |
| Aug 9–15 | 2 | 2 | 786 |
| Aug 16–22 | 1 | 1 | 406 |
| Aug 23–29 | 2 | 2 | 741 |
| Aug 30 – Sep 5 | 1 | 1 | 772 |
| Sep 6–12 | 1 | 1 | 588 |
| Sep 13–19 | 0 | 0 | 696 |
| Sep 20–26 | 0 | 0 | 409 |
| Sep 27 – Oct 3 | 1 | 1 | 520 |
| Oct 4–10 | 2 | 2 | 441 |
| Oct 11–17 | 0 | 0 | 287 |
| Oct 18–24 | 0 | 0 | 218 |
| Oct 25–31 | 0 | 0 | 165 |
| Nov 1–7 | 0 | 0 | 190 |
| Nov 8–14 | 0 | 0 | 134 |
| Nov 15–21 | 1 | 1 | 68 |
| Nov 22–28 | 0 | 0 | 58 |
| Nov 29 – Dec 5 | 0 | 0 | 44 |
| Dec 6–12 | 0 | 0 | 20 |
| Dec 13–19 | 0 | 0 | 31 |
| Dec 20–26 | 0 | 0 | 29 |
| Dec 27 – Jan 2 | 0 | 0 | 154 |
Reported as an adult
No records here are marked as adults yet, so there is no adult season to show. One needs at least 20 records from 5 different years.
Reported as a larva
No records here are marked as larvae yet, so there is no larva season to show. One needs at least 20 records from 5 different years.
In Ohio
Not enough evidence
Records per week from 195 records in 8 of the 10 years from 2016 to 2025. Shows when people recorded it, not a season or how common it is.
Show as a table
| Week | Records of Hedgehog Gall Wasp | Years recorded | Records of all species |
|---|---|---|---|
| Jan 4–10 | 1 | 1 | 6,211 |
| Jan 11–17 | 0 | 0 | 5,146 |
| Jan 18–24 | 0 | 0 | 4,645 |
| Jan 25–31 | 1 | 1 | 4,698 |
| Feb 1–7 | 0 | 0 | 6,023 |
| Feb 8–14 | 0 | 0 | 5,888 |
| Feb 15–21 | 0 | 0 | 5,436 |
| Feb 22–28 | 0 | 0 | 6,846 |
| Mar 1–7 | 0 | 0 | 8,321 |
| Mar 8–14 | 3 | 1 | 10,384 |
| Mar 15–21 | 0 | 0 | 12,620 |
| Mar 22–28 | 1 | 1 | 13,949 |
| Mar 29 – Apr 4 | 2 | 1 | 19,661 |
| Apr 5–11 | 1 | 1 | 26,860 |
| Apr 12–18 | 0 | 0 | 39,925 |
| Apr 19–25 | 0 | 0 | 41,623 |
| Apr 26 – May 2 | 0 | 0 | 56,391 |
| May 3–9 | 0 | 0 | 52,952 |
| May 10–16 | 0 | 0 | 53,785 |
| May 17–23 | 0 | 0 | 57,698 |
| May 24–30 | 0 | 0 | 54,651 |
| May 31 – Jun 6 | 0 | 0 | 53,099 |
| Jun 7–13 | 2 | 2 | 53,700 |
| Jun 14–20 | 5 | 3 | 56,625 |
| Jun 21–27 | 9 | 4 | 55,361 |
| Jun 28 – Jul 4 | 16 | 6 | 58,477 |
| Jul 5–11 | 22 | 6 | 61,336 |
| Jul 12–18 | 12 | 7 | 64,722 |
| Jul 19–25 | 9 | 4 | 69,753 |
| Jul 26 – Aug 1 | 5 | 3 | 59,416 |
| Aug 2–8 | 7 | 5 | 59,712 |
| Aug 9–15 | 10 | 4 | 55,994 |
| Aug 16–22 | 8 | 5 | 54,328 |
| Aug 23–29 | 11 | 7 | 51,772 |
| Aug 30 – Sep 5 | 7 | 6 | 57,167 |
| Sep 6–12 | 7 | 5 | 59,075 |
| Sep 13–19 | 9 | 4 | 54,543 |
| Sep 20–26 | 5 | 5 | 45,860 |
| Sep 27 – Oct 3 | 4 | 3 | 43,180 |
| Oct 4–10 | 13 | 4 | 37,841 |
| Oct 11–17 | 6 | 4 | 30,824 |
| Oct 18–24 | 6 | 4 | 21,156 |
| Oct 25–31 | 4 | 2 | 19,021 |
| Nov 1–7 | 0 | 0 | 14,172 |
| Nov 8–14 | 2 | 1 | 12,621 |
| Nov 15–21 | 5 | 2 | 7,965 |
| Nov 22–28 | 0 | 0 | 8,136 |
| Nov 29 – Dec 5 | 0 | 0 | 6,083 |
| Dec 6–12 | 0 | 0 | 6,004 |
| Dec 13–19 | 0 | 0 | 5,423 |
| Dec 20–26 | 2 | 2 | 5,661 |
| Dec 27 – Jan 2 | 0 | 0 | 8,459 |
Reported as an adult
No records here are marked as adults yet, so there is no adult season to show. One needs at least 20 records from 5 different years.
Reported as a larva
Only 2 records here are marked as larvae, too few to show a larva season. One needs at least 20 records from 5 different years.
What these results show
These results show when people recorded a species, not when or where it occurs. Missing weeks and low counts do not mean absence or scarcity, and counts are not abundance. Contributed records reflect where, when and what people chose to observe.
Identification
How to identify it
Often confused with
- Acraspis villosa Acraspis villosa47 identifications worldwide named one where the other was meant
From iNaturalist’s similar-species counts, refreshed monthly: confusions in Ohio first, then worldwide. Only species with an Ohio result are listed.
Months not reported
- Jan: recorded
- Feb: no record
- Mar: recorded
- Apr: recorded
- May: no record
- Jun: recorded
- Jul: recorded
- Aug: recorded
- Sep: recorded
- Oct: recorded
- Nov: recorded
- Dec: recorded
Not reported in Ohio in February and May, 2016 to 2025.
Land cover where it is recorded
| Land cover | Its recordsAll Ohio records |
|---|---|
| Developed | 64%49% |
| Forest | 24%31% |
| Farmland | 10%11% |
| Wetland | 2%5% |
From 127 records placed within 100 m, beside all Ohio records placed the same way. People record where they go, so this shows where records come from, not where the species lives. Land cover: USGS Annual NLCD, 2025 (opens in a new tab)
Sources
Where these results come from
- Records from iNaturalist research-grade observations and expert-identified GBIF datasets, CC0, CC BY and CC BY-NC. Sources
- Seasons use the published method and its evidence thresholds. Methods
- See it on iNaturalist (opens in a new tab)OpenPhenology is independent and not affiliated with iNaturalist.
Records behind the Ohio result
195 records from 2 datasets.
- iNaturalist Research-grade Observations (opens in a new tab) · iNaturalist.org · 193 recordsiNaturalist contributors, iNaturalist (2026). iNaturalist Research-grade Observations. iNaturalist.org. Occurrence dataset https://doi.org/10.15468/ab3s5x accessed via GBIF.org on 2026-11-13.
- iNaturalist observations (opens in a new tab) · iNaturalist.org · 2 recordsiNaturalist. Available from https://www.inaturalist.org. Accessed 2026-11-13
To cite: the GBIF download doi:10.15468/dl.y2jkt8 (opens in a new tab).
A spreadsheet (CSV) with a link to each record, on iNaturalist or GBIF. Records whose location was hidden by the observer or the source are counted but not linked.