Notodontidae : Thaumetopoeinae
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Photo © Stewart Wright,  11/08/2020 - Repps-with-Bastwick

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Immature stages

Similar Norfolk Species
Pine Processionary
Thaumetopoea pityocampa
Pale Eggar
Trichiura crataegi
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Oak Processionary
Thaumetopoea processionea

(Linnaeus, 1758) 2022 / 71.001

Norfolk status
Rare immigrant/adventive.
First Norfolk record in 1995 at Sea Palling (Alec Kolaj) the 8th record for Britain at the time.

Several adult moths recorded in Norfolk in recent years. So far, no larvae have been seen.

In Europe it is a pest species, the larvae feeding in large numbers on Oak.
Contact with the hairs of the larvae can cause severe (occasionally life-threatening) symptoms.

Notifiable Species
If you suspect you have found an Oak Processionary nest or caterpillars in Norfolk please report it to forestresearch.gov.uk via TreeAlert.
(authorities do not require reports of adult moths)

Retained Specimen / Photograph will be Required.

Recorded in 22 (30%) of 74 10k Squares.
First Recorded in 1995.
Last Recorded in 2023.
Additional Stats

< Herb Emerald | Puss Moth >

Determination
List Species Records   [Show All Latest]
Latest 5 Records
Date#VC10kGeneral Area
19/08/2023128TF92North Elmham
19/08/2023128TF92Stibbard
11/08/2023127TG11Costessey
31/07/2022128TF51Walpole Highway
31/07/2022128TF63Snettisham
Show Details | 1990 to 2023 | 2000 to 2023 | Graph Key
Express Record Oak Processionary
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Copyright © Lepidoptera UK 2024
   
Click Map for Details

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Forewing: 16-17mm (f), 14-16mm (m)
Flight: July - September
Foodplant:   Oaks
GB Status: Naturalised / Immigrant
Former Status: Immigrant
Verification Grade:  Adult: 3
 Immature Adult   [Show Flight Times]

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Underlying maps using Digital Map Data © NOLA™ 2024. © Lepidoptera UK - Jim Wheeler - Norfolk Moths 2007 - 2024. Data © NOLA™ 2024
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