Resident. Adults usually occur singly at mv light, occasionally sparingly, in a wide range of habitats in both vice-counties. Double-brooded, flying mainly from late June to mid August, from mid October to the third week of November, and again after intermittent hibernation from mid March to early May. Larvae feed on sallow and willow. (Pratt, 2011).
Lindfield, 11 vii 2014 Photo: Bob Foreman
Bracklesham, 17 xii 2014 Photo: Derek Lee
f. brunneana Bracklesham, 07 iii 2015 Photo: Derek Lee
Woods Mill SWT Reserve, 07 xii 2016 Photo: Bob Foreman
Lindfield, 20 ii 2017 Photo: Bob Foreman
form obsoletana Bracklesham, 15 xi 2017 Photo: Derek Lee