local and rather rare species in Belgium, known from five provinces
and only two with recent observations.
larva lives in the roots and stems of Epilobium hirsutum.
Later on, it makes a mine on the underside of a leaf via the petiole
into a lower leaf. Pupation in a pale ochreous cocoon in the final
adults fly in June and July.
Antwerpen, Viersel, 20 June 2005.
(Photo © Maarten Jacobs)