A rather common species in Belgium. A
species of fluctuating occurrence: sometimes absent, sometimes a pest
in oak forests. It has mainly been observed in the Kempen region, but
occurs also in other regions.
larva lives on Quercus. Hibernates as an egg.
adults fly mainly in July and August, though some specimens have been
observed as early as 28 May. They come to light.
Antwerpen, Viersel, 03 August 2004.
(Photo © Maarten Jacobs)