very common species throughout Belgium. Some authors consider Ectropis
bistortata (Goeze, 1783) as a different species.
very variable larva lives on a variety of trees, like Betula
and Salix. Hibernates as a pupa underground.
adults fly in two, difficult to separate, generations a year, usually
from mid March towards mid September. During mild conditions the first
moths can be seen from early February onwards. They come to light.
Luxembourg, La Roche, 14 July 2009.
(Photo © Chris Steeman)