Forewing length of 15-18 mm in the male and 17-24 mm in the females. Forewings brown to pale brown with darker markings. Rhombic shaped mark on fore costa in male. Males fore wings paler. Hind wings grey and with apical orange-yellow colouration in the female. Head and thorax brown.
Length up to 22 mm. Body light green to dark green with pale pinacula. Head and prothoracic plate light brown to black. Anal plate green to light brown.
Green flat oval shaped eggs, 0.9 mm in length laid in a raft like mass on woody parts of the host.
Europe, the Middle East, northern Asia and North America.
A range of fruit trees and shrubs, in particular apple (Malus), Currant (Ribes) and pear (Pyrus).
Early instars feed on developing buds while later instars move to feed on leaves and young fruit in the shelter of rolled leaves.