in most areas of Belgium.
larva lives in a folded leaf or between spun leaves, usually at
the end of a shoot, of Betula spp., favouring small trees.
It pupates in a flimsy cocoon in the earth or amongst leaf-litter.
adults have been observed from early July till the end of September.
They are active at dusk and later occasionally come to light.
Namur, Lessive, 10 September 2004.
(Photo © Chris Steeman)