The adults of this species are very similar to Svensson's Copper Underwing. It is possible to distinguish the two species with reference to the underside of the hindwing.
Pupates in loose soil.
Woodland, scrub, hedgerows, fens, heathland, gardens and parks.
Recorded in 124 (45.9%) of the 270 2km squares of Huntingdonshire.
Last recorded in September 2021
Recorded date range (Adult): 14 June to 18 October
Recorded date range (Larva/Leafmine): 11 May to 22 November