The brindled beauty (Lycia hirtaria) is a Palearctic moth belonging to the family Geometridae.

[1] This species can be found in most of Europe, including Russia, Caucasus, Transcaucasia, Asia Minor, South Siberia, Yakutia, Russian Far East, Sakhalin and Japan.

The females have a pale yellow suffusion on the wings and the front edges of their forewings are paler.

is a large, whitish-mixed form from Istria- hanoviensis Heymons is a small race, more densely scaled, the ground-colour more mixed with ochreous-yellow, the dark markings extended into strong suffusions.

[8] The caterpillar of the brindled beauty ranges from greyish-green or brown in colour purplish, with thread-like longitudinal black lines and with yellow marks near the segment incisions.

[4][8] The caterpillar is polyphagous, mainly feeding from late spring to early summer [5] on broad-leaved trees and deciduous shrubs (Betula, Quercus, Alnus, Fraxinus, Ulmus, Salix, Populus, Berberis, Ribes, Rosa, Rubus, Filipendula, Malus, Sorbus, Crataegus, Prunus, Tilia, Rhamnus, Vaccinium).