Common in woodland rides, scrub, hedgerows, fens, marshes, heathland and gardens throughout the British Isles. Widespread and common in Hampshire and on the Isle of Wight. Wingspan 33-39 mm. A late autumn moth, slate grey with subterminal line yellowish white, proximally bordered vermilion (MBGBI Vol 10), but see also
Yellow-line Quaker A. macilenta. Larva feeds on catkins and leaves of Eared, Goat and Grey Willow.