Distribution and Abundance: Common.

Primary Habitat: Woodland.

Flight Period: Single brooded in September and October.

Observations: The moth can be plentiful at sugar as on 14 September 1990 at Geddington Chase when thirty examples were seen. Later records show that a total of thirty-eight moths were taken at the Pitsford Water light traps in the decade to 2009 and seven were taken at light on the edge of Storefield Wood on 23 September 2006. The form ab. borealis is fairly common in the county.

L.O.N.: 1907. Near Kettering, Geddington Chase, Harleston. Sometimes abundant at sugar.

First Record: 1843, Whitwell.