Serious infestations of this major pest can cause crop loss throughout Alberta.


Grasshoppers are a major pest of both cultivated crops and rangeland grasses in the world's semi-arid regions. In Alberta, grasshoppers are declared a provincially regulated pest. Traditionally, drier areas like southern Alberta are more prone to recurring problems, but serious grasshopper infestations can occur in cropland throughout the province.

Find out about significant grasshopper species, crop damage, lifecycle and economic thresholds.


Large brown grasshopper on stalk