Davey, P., 2009: A local species in Britain, the larva feeding nocturnally on birch (Betula spp.) and on sallow (Salix spp.). In Dorset, the moth is restricted to birch-rich localities particularly in deciduous woodland where the moth is frequent, but also in more open habitat on heathland. The moth has no preference for soil type; the presence of birch seems to be the over-riding factor. The national norm is a single brood in late-July and August, but in Dorset the moth appears in early July... Read More

Recorded in 18 (45%) of 40 10k Squares. First Recorded in 1961. Last Recorded in 2019. (Data up to end 2019) Additional Stats

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