Last modified: Jan. 23, 2021, 10:30 a.m.
A rather common species in the area between Antwerp, Brussels and Maastricht and in the southern part of Belgium, elsewhere rare.
See also bladmineerders.be
The adults fly from mid May till early August. They are active during the day, especially on sunny days when they vist flowers of various herbaceous plants like Trifolium, Echium vulgare and Carduus.
The larva lives on Rumex acetosa and R. acetosella. Hibernates as larva and pupates in a cocoon near the ground.