Common in damp woodland, scrub, fens, sand-dunes, marshes, gravel pits and gardens throughout the British Isles; fairly common and well distributed in Hampshire and on the Isle of Wight. Wingspan 14-16 mm. A fairly small, plain brown pug with a prominent, roundish, black central spot, most likely to be confused with Maple Pug E. inturbata
, which is paler, more ochreous and has three dark patches along the termen. Larva feeds within catkins of Goat Willow, Grey Willow and Eared Willow, over-wintering as an egg.