A common species throughout Belgium, sometimes become a pest
larva lives mainly on Quercus
and sometimes they can completely defoliating the crowns. After
clear-eating of his natural host plant, larvae disperse and attempt to
feed on other deciduous trees. In the first two stages, the larva
is feeding in young buds, later rolling the leaves.
adults fly in one generation a year; onwards from late May till early
July, but most observations during June. They are active from dusk
onwards and come to light.
Namur, Lavaux Ste.-Anne, 04 June 2005.
(Photo © Chris Steeman)