A common migrant from mainland Europe, appearing most frequently in southern coastal counties, less often inland and northwards to southern Scotland and the Inner Hebrides; recorded throughout Hampshire and the Isle of Wight. Wingspan 26-32 mm. The main confusion species are Pale Mottled Willow Paradrina clavipalpis
and the rare migrant Dark Mottled Willow S. cilium
, but combination of resting position, in which forewings are wrapped tightly around the body, and brownish centres to reniform and orbicular stigmata usually diagnostic. Larva feeds on Dandelion, Groundsel, Broad-leaved Dock, Curled Dock and Common Restharrow.