phytophage
/faɪˈtɒfeɪdʒ/Definitions
1. noun
An organism that feeds on plants; a plant-eater, especially an insect.
“The phytophage infestation has devastated the crops in the region.”
2. noun
A plant-eating animal, especially one that is harmful to agriculture.
“The farmer struggled to control the phytophage population in his fields.”