Local in open woodland, waste ground and gardens throughout Britain, north to Aberdeenshire. In Hampshire recorded widely in both vice-counties, but there are no recent records from the Isle of Wight. Wingspan 11-12.5 mm. The main confusion species is
M. lacteella from which it is distinguished by the white head and thorax and on the forewing by the white basal blotch and brown terminal area (MBGBI Vol 4 part 1). Larva mines leaves of Broad-leaved Willowherb and Great Willowherb, over-wintering as a small larva.