The wingspan is 12–18 mm. The forewings are yellowish brown with rounded brown spots at the middle and near the end of the cell as well as at three-fifths length of the fold. These spots are margined with yellowish white.[4] Adults are on wing from July to early September in western Europe.[5]
^Li, H. H. & Zhen, H. (15 April 2011). "Review of the genus Helcystogramma Zeller (Lepidoptera: Gelechiidae: Dichomeridinae) from China". Journal of Natural History. 45 (17–18): 1035–1087. doi:10.1080/00222933.2011.552798.