A very common, and also very variable species throughout Belgium.

The larva lives in a folded leaf or between spun leaves of a great variety of plants: Acer, Alnus glutinosa, Corylus, Quercus, Salix, Vaccinium, Tilia, Betula, Ulmus, Lysimachia and Sorbus. Some larvae hatch in late summer and hibernate in a spinning on a twig. Others hatch in spring, feeding first in a bud and then on a leaf. Pupation in a whitish cocoon in a folded leaf or the larval habitation.

The adults fly from early May till the end of September. They are active from dusk and later frequently come to light.