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Oak Processionary
Thaumetopoea processionea (Linnaeus, 1758)
Notodontidae: Thaumetopoeinae
2022 / 71.001
Photo © Graham Wenman

Similar Norfolk Species
Pine Processionary
Thaumetopoea pityocampa
Pale Eggar
Trichiura crataegi
Forewing: 16-17mm (f), 14-16mm (m)
Season: July - September
Foodplant:   Oaks
Nat Status: Immigrant
Verification Grade:  Adult: 3
Norfolk Status
Rare immigrant.
First Norfolk record in 1995 at Sea Palling (Alec Kolaj) the 8th record for Britain at the time.

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.

Retained Specimen / Photograph will be Required.

Recorded in 8 (12%) of 69 10k Squares.
First Recorded in 1995.
Last Recorded in 2019.

Latest 5 Records
Date#VC10k Area
04/08/2019128TF80 - Swaffham
01/08/2018127TG41 - Acle/Hemsby
27/07/2018127TG10 - Wymondham/Cringleford
26/07/2018128TL59 - Welney
25/07/2018127TG10 - Wymondham/Cringleford
Further info: Thaumetopoea processionea
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