This species has a long and tapering forewing, sometimes slightly hooked, with the leading edge strongly curved to the tip.
The ground-colour is reddish to sandy-brown and the wings are peppered, sometimes heavily, with dark scales. The third cross-line is usually kinked near the leading edge.
There are two distinct forms of this species, roughly equal in numbers. One has a dark band across all four wings, whereas the plain f. remutata, only has narrow cross-lines.
Pupates in plant debris near or on the ground.
Most habitats including gardens, hedgerows, woodland, heathland, fens, river valleys.
Recorded in 157 (58.1%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2021
Recorded date range (Adult): 21 May to 12 October
Recorded date range (Larva/Leafmine): 23 April to 05 July