Davey, P., 2009: A local species in England and Wales, the larva feeding on birch (Betula spp.), alder (Alnus glutinosa) and other deciduous tree species. In Dorset, the moth is generally at low density, but frequent locally along river valleys or in fens and swamps containing alder, and in old damp deciduous woodland on clay soils. Although it has been recorded from birch-rich localities, instances are surprisingly few from any single site considering birch is a quoted foodplant, and it does... Read More

Recorded in 35 (88%) of 40 10k Squares. First Recorded in 1955. Last Recorded in 2019. (Data up to end 2019) Additional Stats

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