A rare species in Belgium.
young larva mines the leaf of Alnus glutinosa in a short and narrow gallery. Less often used is Myrica gale as food plant. Later, it feeds externally on the leaf, creating small feeding windows. Pupation in a yellow-brown, ribbed
cocoon, darkening with age.
adults have been observed from mid May tiil August. They
are active in the evening.
Antwerpen, Schoten, 15 May 2006.
(Photo © Adriaan Peeters)