potato leafhopper

noun

any of various leafhoppers that are serious pests, damaging a wide variety of cultivated and wild plants, especially potatoes.
a small, light green, white-spotted leafhopper, Empoasca fabae, that is a pest of potatoes in the eastern U.S. and also attacks apple trees and numerous other cultivated plants.

Origin of potato leafhopper

First recorded in 1920–25