Last modified: Dec. 5, 2024, 11:20 a.m.
A very rare species in the northern part of Belgium, especially at the coast.
Native
The greyish-brown, tri-valved, and tubular silken case is about 7 mm in length when reaching its maximal size. It is also covered with dark granules except on some longitudinal stripes that are devoid of this granular material. The mouth angle is circa 20°.
See also bladmineerders.be.
Eggs are oviposited on the flowers of the host plant. In general, the larvae live on the fruits of the hostplant and are full-grown in October.
They hibernate and do not feed anymore in springtime.
The pupation takes place near ground level on a stalk of the host plant.
The adults predominantly fly in July.
The larvae live on Atriplex littoralis, Atriplex portulacoides, Salicornia spp., Suaeda maritima.
Restricted to the coast area and riversides where the food plant occurs.