Last modified: Sept. 3, 2024, 1:17 p.m.
A fairly common species throughout Belgium.
Native
The young larva mines in a short and narrow gallery. Later, it feeds externally on the leaf, creating small feeding windows. Pupation in a yellow-brown, ribbed cocoon, darkening with age. The adults are active in the evening.
The adults have been observed from mid May till August.
The young larva mines the leaf of Alnus glutinosa, very rare on Myrica gale.