Davey, P., 2009: A widespread species in England and Wales, more local in Scotland, the larva feeding on birch (Betula spp.) and alder (Alnus glutinosa), and occasionally other deciduous trees. In Dorset, the moth is frequent on birch-rich heathland on sandy soils, in woodland containing mature birch or alder on any soil, and among alder-rich fen, swamp and river valleys. The few individuals trapped away from birch and alder suggests dispersal. A single old record of larvae found on western... Read More

Recorded in 35 (88%) of 40 10k Squares. First Recorded in 1940. Last Recorded in 2023. (Data up to end 2023) Additional Stats

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