Last modified: Jan. 16, 2020, 12:16 p.m.
A very rare and local species in Belgium.
See also bladmineerders.be
The adults fly from noon to dusk, often in small sunny spots. During the day it is often seen resting on the foodplant.
They fly from late May towards July.
Different species of grasses like Deschampsia caespitosa and Holcus mollis.
Shady, cold, dark coniferous forests.