Greenish-yellow, with reddish-brown eyes. Plump oval-like body with two black cornicles at the top rear of its abdomen. The winged forms have two pairs of transparent delicate wings. The nymphs are wingless and look identical to adult females but only smaller in size. (Penn State fact sheet
Native to E. Asia. Recently (1990s) introduced to NA and widespread in e. US, esp. Midwest(1)
(found in PA in 2001)
Soybean is their secondary host. They overwinter on their primary host, buckthorn (Rhamnus spp.)
Major pest of soybean. Fields close to buckthorn plants (the overwintering plant) tend to suffer worse infestations.
Some natural enemies are ladybeetles, lacewings, pirate bugs, predatory flies, and entomopathogenic (insect disease-causing) fungi