Last modified: June 19, 2019, 7:52 a.m.
A rare and local species in Belgium.
See also bladmineerders.be
The larva lives in the lower part of the stem and leaf-stalks of Echium vulgare. It pupates in a strong, hard cocoon covered with pieces of leaf, spun on a withered basal leaf.
The adults are active at dusk and later come to light.
One generation a year: from mid June till August.