Last modified: Feb. 11, 2026, 8:42 a.m.
A fairly common species in Belgium.
Native
The larva makes a typical round blotch on the upperside of a leaf with the frass dispersed in arches.
See also bladmineerders.be
The adults fly in one or two generations a year during June and July and around August.
The larva mines the leaf of Chaenomeles, Cotoneaster, Crataegus, Cydonia, Malus sylvestris, Mespilus, Prunus, Pyrus, Sorbus aucuparia or Betula.