Local where food plant occurs.
Considered widespread by Rosie and recorded sparringly at four of the Rothamsted sites
Scottish status: Common - stable UK status: Common
UK distribution has increased substantially since 1970 (cf: Atlas of Britain & Ireland's Larger Moths)
First and last flight dates recorded in Caithness: 19th May to 24th August (One early record 2nd May and one late record 23rd September)
MAP: blue dot last record 2000 to 2009 red dots last record 2010 to 2019
Green dots last record 2020 to present
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