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Oak Eggar
Lasiocampa quercus (Linnaeus, 1758)
Lasiocampidae: Lasiocampinae
1637 / 66.007
Photo © Dave Jones,  13/07/2013 - Stoke Holy Cross

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Similar Species: None
Forewing: M 25-34mm. F 33-40mm.
Flight: One generation. July-Aug.
Foodplant:   Heathers, Bilberry, Bramble other woody plants.
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
Status
Widespread.
Heathland, woodland, grassland, hedgerows, scrub and fen.
Does not feed on Oak, but is so-called because the shape of its cocoon.
Males fly during the day, females are nocturnal.

Recorded in 63 (85%) of 74 10k Squares.
First Recorded in 1834.
Last Recorded in 2025.
Additional Stats
Latest 10 Records
Date#VC10kArea
04/05/2025127TG04Cley next the Sea
26/04/2025127TG14Sheringham / Beeston
04/04/2025128TF62Knights Hill / Roydon Common
31/10/2024+27TG20Keswick / Marsten Marshes
19/10/2024128TF63Snettisham / Ingoldisthorpe
24/09/2024128TF63Snettisham / Ingoldisthorpe
04/09/2024127TG04Cley next the Sea
30/08/2024127TG33Ridlington
14/08/2024128TF74Scolt Head NNR
13/08/2024128TF74Scolt Head NNR
Further info: Lasiocampa quercus
 
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