A European Hornet in Baltimore Co., Maryland (7/14/2013).

Photo by Benjamin DeHaven MBP List

A European Hornet in Baltimore Co., Maryland (10/4/2011).

View Record Details Photo by Frode Jacobsen MBP List

A European Hornet in Anne Arundel Co., Maryland (9/15/2012).

View Record Details Photo by Frode Jacobsen MBP List

A European Hornet in Harford Co., Maryland (9/20/2017).

View Record Details Photo by Mary Sweet MBP List

European Hornet in Prince George's Co., Maryland (10/10/2021). (c) Sergei Drovetski, all rights reserved. (Photo ID: 465905 - Psn: 28)

View Record Details Photo by Sergei Drovetski MBP List

A European Hornet in Prince George's Co., Maryland (10/22/2012).

View Record Details Photo by Barbara Thurlow MBP List

European Hornets in Harford Co., Maryland (8/18/2018).

View Record Details Photo by Eric Haas MBP List

European Hornets feeding on the honeydew of the Beech Blight Aphid colony on a branch above in Howard Co., Maryland (10/2/2014).

View Record Details Photo by Nancy Magnusson MBP List

A European Hornet in Baltimore City, Maryland (9/19/2008).

View Record Details Photo by Thomas Wilson MBP List

A European Hornet in Queen Anne's Co., Maryland (9/16/2012). This large hornet is very common and is very aggressive. In this photo the hornet flew into a spider web, consumed the spider, and then flew away.

Photo by Jim Brighton MBP List

European Hornet in Prince George's Co., Maryland (10/30/2021). (c) Sergei Drovetski, all rights reserved. (Photo ID: 477317 - Psn: 55)

View Record Details Photo by Sergei Drovetski MBP List

A European Hornet in Montgomery Co., Maryland (3/27/2018).

View Record Details Photo by Bonnie Bell MBP List

A European Hornet consuming a Common Green Darner in Montgomery Co., Maryland (9/14/2019).

View Record Details Photo by Dave Kidwell MBP List

European Hornet in St. Mary's Co., Maryland (10/9/2016).

View Record Details Photo by Wayne Longbottom MBP List

A European Hornet in Baltimore Co., Maryland (9/12/2020).

View Record Details Photo by Dave Webb MBP List

European Hornet in Anne Arundel Co., Maryland (10/15/2020). (c) Timothy Reichard, all rights reserved. (Photo ID: 239914 - Psn: 76)

View Record Details Photo by Timothy Reichard MBP List

European Hornet in Anne Arundel Co., Maryland (10/15/2020). (c) Timothy Reichard, all rights reserved. (Photo ID: 239915 - Psn: 76)

View Record Details Photo by Timothy Reichard MBP List

A European Hornet overwintering under a log in St. Mary's Co., Maryland (2/12/2017). (c) Bill Hubick, all rights reserved. (Photo ID: 1161152 - Psn: 76)

View Record Details Photo by Bill Hubick MBP List

A European Hornet attracted to a mercury vapor light in Anne Arundel Co., Maryland (7/25/2014).

Photo by Bill Hubick MBP List

European Hornets in Washington Co., Maryland (9/8/2020).

View Record Details Photo by Mark Etheridge MBP List

European Hornets in St. Mary's Co., Maryland (8/31/2016). Verified by John S. Ascher/BugGuide.

View Record Details Photo by Tyler Bell MBP List

A European Hornet in Prince George's Co., Maryland (9/18/2014).

Photo by George Harley MBP List

A European Hornet with Common Buckeye prey in Howard Co., Maryland (10/29/2016).

View Record Details Photo by Kevin Heffernan MBP List

European Hornet in Prince George's Co., Maryland (10/10/2021). (c) Sergei Drovetski, all rights reserved. (Photo ID: 465903 - Psn: 145)

View Record Details Photo by Sergei Drovetski MBP List

A European Hornet in Charles Co., Maryland (9/1/2015). Noted as aggressively chasing away hummingbird visitors.

View Record Details Photo by Michael Patterson MBP List

A European Hornet in Worcester Co., Maryland (8/15/2014).

View Record Details Photo by Scott Housten MBP List

European Hornet in Prince George's Co., Maryland (10/10/2021). (c) Sergei Drovetski, all rights reserved. (Photo ID: 465904 - Psn: 175)

View Record Details Photo by Sergei Drovetski MBP List

A European Hornet in Howard Co., Maryland (7/27/2019).

View Record Details Photo by Odacir Pinto MBP List

European Hornet in Anne Arundel Co., Maryland (8/5/2021).

View Record Details Photo by Lynn Strauss MBP List

European Hornet in Prince George's Co., Maryland (9/24/2025). (c) roundy389, some rights reserved (CC BY-NC)

View Record Details Photo by roundy389 via iNaturalist MBP List

European Hornet in Baltimore Co., Maryland (10/14/2025). (c) akamediancat, some rights reserved (CC BY-NC)

View Record Details Photo by akamediancat via iNaturalist MBP List

European Hornet in Anne Arundel Co., Maryland (10/24/2025). (c) iibm360, some rights reserved (CC BY-NC)

View Record Details Photo by iibm360 via iNaturalist MBP List

A European Hornet in Kent Co., Maryland (5/4/2015).

View Record Details Photo by Nancy Martin MBP List

European Hornet in Caroline Co., Maryland (9/6/2024). (c) Frode Jacobsen, some rights reserved (<a rel='license' href='http://creativecommons.org/licenses/by-nc/4.0/'>CC BY-NC</a>). (Photo ID: 1102530 - Psn: 222)

European Hornet in Caroline Co., Maryland (9/6/2024). (c) Frode Jacobsen, some rights reserved (CC BY-NC).

View Record Details Photo by Frode Jacobsen MBP List

European Hornet in Anne Arundel Co., Maryland (8/30/2021). (c) Timothy Reichard, all rights reserved. (Photo ID: 465732 - Psn: 255)

View Record Details Photo by Timothy Reichard MBP List

Map Snapshot

678 Records

GA AL WA FR CL MO HO BA BC HA CE PG AA CV CH SM KE QA CN TA DO WI SO WO

Relationships

Ferocious predator of other invertebrates. Potentially highly disruptive to a local ecosystem.

Seasonality Summary

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Resources

View at iNaturalist Search Google Images Search MBP Facebook posts

View images at BugGuide

Citations

No citations linked for this taxon yet.

Use of media featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

A European Hornet in Baltimore Co., Maryland (7/14/2013). Media by Benjamin DeHaven.

A European Hornet in Baltimore Co., Maryland (10/4/2011). View Record Details Media by Frode Jacobsen.

A European Hornet in Anne Arundel Co., Maryland (9/15/2012). View Record Details Media by Frode Jacobsen.

A European Hornet in Harford Co., Maryland (9/20/2017). View Record Details Media by Mary Sweet.

A European Hornet in Prince George's Co., Maryland (10/22/2012). View Record Details Media by Barbara Thurlow.

European Hornets in Harford Co., Maryland (8/18/2018). View Record Details Media by Eric Haas.

European Hornets feeding on the honeydew of the Beech Blight Aphid colony on a branch above in Howard Co., Maryland (10/2/2014). View Record Details Media by Nancy Magnusson.

A European Hornet in Baltimore City, Maryland (9/19/2008). View Record Details Media by Thomas Wilson.

A European Hornet in Montgomery Co., Maryland (3/27/2018). View Record Details Media by Bonnie Bell.

A European Hornet consuming a Common Green Darner in Montgomery Co., Maryland (9/14/2019). View Record Details Media by Dave Kidwell.

European Hornet in St. Mary's Co., Maryland (10/9/2016). View Record Details Media by Wayne Longbottom.

A European Hornet in Baltimore Co., Maryland (9/12/2020). View Record Details Media by Dave Webb.

A European Hornet attracted to a mercury vapor light in Anne Arundel Co., Maryland (7/25/2014). Media by Bill Hubick.

European Hornets in Washington Co., Maryland (9/8/2020). View Record Details Media by Mark Etheridge.

European Hornets in St. Mary's Co., Maryland (8/31/2016). Verified by John S. Ascher/BugGuide. View Record Details Media by Tyler Bell.

A European Hornet in Prince George's Co., Maryland (9/18/2014). Media by George Harley.

A European Hornet with Common Buckeye prey in Howard Co., Maryland (10/29/2016). View Record Details Media by Kevin Heffernan.

A European Hornet in Charles Co., Maryland (9/1/2015). Noted as aggressively chasing away hummingbird visitors. View Record Details Media by Michael Patterson.

A European Hornet in Worcester Co., Maryland (8/15/2014). View Record Details Media by Scott Housten.

A European Hornet in Howard Co., Maryland (7/27/2019). View Record Details Media by Odacir Pinto.

European Hornet in Anne Arundel Co., Maryland (8/5/2021). View Record Details Media by Lynn Strauss.

European Hornet in Prince George's Co., Maryland (9/24/2025). (c) roundy389, some rights reserved (CC BY-NC) View Record Details Media by roundy389 via iNaturalist.

European Hornet in Baltimore Co., Maryland (10/14/2025). (c) akamediancat, some rights reserved (CC BY-NC) View Record Details Media by akamediancat via iNaturalist.

European Hornet in Anne Arundel Co., Maryland (10/24/2025). (c) iibm360, some rights reserved (CC BY-NC) View Record Details Media by iibm360 via iNaturalist.

A European Hornet in Kent Co., Maryland (5/4/2015). View Record Details Media by Nancy Martin.

European Hornet in Caroline Co., Maryland (9/6/2024). (c) Frode Jacobsen, some rights reserved (CC BY-NC). View Record Details Media by Frode Jacobsen.