rather common species throughout Belgium. It can become a pest in
greenhouses or gardens where Allium is cultivated.
larva lives on or between the leaves of different species of Allium,
especially the cultivated varieties. Pupation takes place in an open
network cocoon attached to the foodplant or to detritus on the ground.
adults fly in two generations a year; in July and August and from
October till May of the following year. They hibernate in sheltered
Antwerpen, Kontich, 15 August 2004.
(Photo © Gaston Sallaets)