Last modified: March 6, 2021, 10:49 a.m.
A very rare and local species in Belgium.
Native
The larva feeds from a slight web on the leaves and the flowers of the food plant.
It pupates in a loose white cocoon on the trunk of the food plant or among plant debris on the ground.
The adults come to light.
The adults fly in one generation a year during July and August.
The larva feeds on Ulmus ssp. or Fagus sylvatica.