Last modified: Sept. 14, 2023, 1:19 p.m.
A rare species throughout Belgium, especially in the northern part.
Native
The wingspan is about 13 mm. A charcoal-grey species with a distinct yellow head. There are two pairs of raised scale-tufts on the forewings, which can sometimes be hard to see.
The larvae feed from about August to October by mining into the twigs, but are difficult to find except for the existence of an exit hole close to a fork.
The larva lives inside a small twig of Crataegus.
Pupation in the larval habitation.
The moths are diurnal and fly during the mornings in the sunshine around the larval food plant.
The adults fly in one generation a year: from late April till the end of June.
On the food plant, standing mostly in bright sunlight.