The scalloped outer edges of the wings, fine curved cross-lines and central dots on both wings identify this moth. Some individuals have a diffuse dark central bank, but otherwise there is very little variation.
Pupates in plant debris on the ground.
Damp deciduous woodland, meadows and marshes.
Recorded in 62 (23%) of the 270 2km squares of Huntingdonshire.
Last recorded in August 2018
Recorded date range (Adult): 14 June to 25 August