Number of records: 11
Recorded in: 10 1km grid squares
Date of most recent record: 31 iii 2021
Identification difficulty
: 4Adult: Dissection required Mine: Rear moth, dissection may be needed Notes: Easier if larva present
A resident species whose larvae are sometimes fairly common in a few deciduous woods across the region. Single-brooded, flying mainly during May. Larvae feed on birch. (Pratt, 2011)
Ashdown Forest, 22 iii 2022 Photo: Charles Waters
dissection - Mike Bailey Rowfant, 9 iv 2025 Photo: Hugh Colville
