Last modified: Aug. 19, 2021, 2:14 p.m.
A very rare and local species in Belgium, only known from a few locations in the northern part of our country.
The larva feeds internally in stem, leaf patioles or rootstock on the food plant.
The adults are active at night and readily comes to light.
The adults fly in one generation a year: from late June till August.
The larva feeds internally in stem, leaf patioles or rootstock on Rumex, especially on R. crispus.