Last modified: March 17, 2021, 12:18 p.m.
A very rare species in Belgium.
The wingspan is 8-9 mm.
The larva is yellowish green or grey, with a brown or black head and a light brown prothoracic plate.
Dissection is recommended to separate the adult from the very similar Elachista albidella and Elachista eleochariella. More images
See also bladmineerders.be
The larval mine appears from March to May.
Pupation is under a girdle in the angle of a leaf, with emergence from May to early August.
From May till the end of august, may be bivoltine.
Mostly in wet or acid areas.