This is a quite variable species, some examples of which can resemble other members of the Acronicta genus.
Pupates in leaf litter.
Grassland, heathland, fens, scrub, gardens and open woodland.
Recorded in 92 (34.1%) of the 270 2km squares of Huntingdonshire.
Last recorded in October 2020
Recorded date range (Adult): 10 April to 13 October
Recorded date range (Larva/Leafmine): 16 June to 07 October