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Early Thorn
Selenia dentaria (Fabricius, 1775)
Geometridae: Ennominae
1917 / 70.237
Photo © Chris Knott,  Great Ellingham

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Similar Species: None
Forewing: 14-23mm.
Flight: Two generations Feb-May. July-Sept.
Foodplant:   Blackthorn, Hawthorn, Hazel, Other broadleaved plants.
Red List: Least Concern (LC)
GB Status: Common
Verification Grade:  Adult: 1
Commonly distributed.
Wide range of habitats.

One of the earliest Thorn moths on the wing.

Two generations in Norfolk, March - May and July - September, the later brood is more numerous and usually produces smaller and paler moths.

Recorded in 67 (91%) of 74 10k Squares.
First Recorded in 1930.
Last Recorded in 2024.

Latest 10 Records
11/04/2024128TF83North Creake
07/04/2024128TF72Great Massingham
07/04/2024127TG14Felbrigg / Runton
Further info: Selenia dentaria
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