Arizona Grasshopper Infestation 2024. Grasshoppers are the major, above ground,. Geo resource failed to load.
A 2021 grasshopper “hazard map” shows densities of at least 15 insects per square yard (meter) in large areas of montana, wyoming and oregon and portions of idaho, arizona, colorado and. Agriculture officials had seen this year’s infestation coming, after a 2020 survey found dense concentrations of adult grasshoppers across about 55,000 square.