Last modified: Jan. 13, 2026, 6:58 p.m.
A not so common species in Belgium. Populations have declined because of the Dutch elm disease.
Native
The cocoon is brown to reddish brown.
Egg is laid on the underside of a leaf, generally close to a rib.
The larva makes a leafmine on the foodplant.
Pupation in a brown to reddish brown cocoon among leaf litter.
The adults fly normally in one generation a year with adults emerging over a long period. They fly mainly in June.