Last modified: April 11, 2021, 3:56 p.m.
A not so common and local species occurring in many places in Belgium, especially in the northern part.
See also bladmineerders.be
The larva feeds on various Gramineae, forming a mine in the top of the blade. Hibernates in the centre of the mine as a larva.
The adults come to light.
The adults fly in a single generation: from mid-April till the end of June.