Last modified: Sept. 5, 2023, 8:12 p.m.
A very rare species in Belgium, mainly in the southern part of the country.
The fore wings are yellow till ochreous yellow especially to the tip of the wings. There are 3 distinct white lines in every fore wing. At the base of the antennae there is a white dot of hear clearly visible.
Wing span is 12–14 mm.
The case is a lob case composed of leaf fragments. It is 7–8 mm and the mouth angle is 45°.
After overwintering the case has lost a part of the leaf fragments.
See also bladmineerders.be.
The larvae are making very little fleck mines.
The larvae live until June. To overwinter, the larvae look for hiding places like in a fork of stalk at the base of the bush.
The adults fly in June and July.