Geometridae : Ennominae
  Prev | Next  
Photo © Paul Bryant,  Woolpit, Suffolk

Similar Suffolk Species
September Thorn
Ennomos erosaria
Canary-shouldered Thorn
Ennomos alniaria
Upload a Photo
 
August Thorn
Ennomos quercinaria

(Hufnagel, 1767) 1912 / 70.233

Morley's Final Catalogue: Not a common moth, especially in the west of the County. Copdock at light in 1897 (Hkg); distinctly rare at Ipswich in August 1893 (Mly); Waldringfield, Swefling, Aldeburgh, Beccles, Fritton in 1934, Flixton; Bungay at light in 1903 (Mn). Stowmarket and Bury before 1890.

Recent Suffolk Status: Local. Seemingly absent from the south-east and south-west of the county.

Life history: Single-brooded.

Identification: Rests with wings held quite flat unlike other similar species.

Habitat: Woodland, parkland, gardens.

Recorded in 35 (60%) of 58 10k Squares.
First Recorded in 1893.
Last Recorded in 2024.
Additional Stats

< Large Thorn | Canary-shouldered Thorn >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10k Area
15/08/2024126TL78 - Brandon/Lakenheath
12/08/2024125TM37 - Halesworth
11/08/2024125TM25 - Wickham Market/Otley
10/08/2024126TL87 - Barnham/West Stow
09/08/2024125TM25 - Wickham Market/Otley
Show Details | 1990 to 2024 | 2000 to 2024 | Graph Key
Express Record August Thorn
We need your records!
Do you have records of August Thorn?
Put your own dot on the map!

Copyright © Lepidoptera UK 2025
   
Click Map for Details

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 18-22mm.
Flight: One generation Aug-Sept.
Foodplant:   Pedunculate Oak and Sessile Oak
Red List: Least Concern (LC)
GB Status: Common
BAP Status: Declining (Research only)
Former Status: Local
Verification Grade:  Adult: 1
 Immature Adult   [Show Flight Times]
     
Underlying maps using Digital Map Data © Norfolk Online Lepidoptera Archive - NOLA™ - Suffolk 2025. © James Wheeler - Norfolk Moths 2007 - 2025. Data © NOLA™ - Suffolk 2025
This site requires necessary cookies to function correctly. We'd also like to set Google analytics cookies that help us make improvements by measuring how you use the site. These will be set only if you accept all cookies. Necessary cookies enable core functionality such as security, network management, and accessibility. You may disable these by changing your browser settings, but this will affect how the website functions. Cookies Policy