Spider mites are thriving in soybean fields where it’s been hot and dry.

University of Minnesota Extension integrated pest management specialist Bruce Potter says populations are increasing and warrant treatment in some locations.

“Spider mites are always around and it’s a matter of this dry weather changing the nutrition quality of the soybeans, and the hot weather actually increases mite reproduction rates.”

He tells Brownfield spider mites first appear along the edges of soybean fields.

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