Male SWD

The Department of Entomology and the MN IPM Program (UMN Extension), in collaboration with the MDA, are monitoring multiple farm locations in MN and will be posting regular updates regarding SWD phenology and activity on the SWD page.


Although Brown marmorated stink bug (BMSB) has been limited to a handful of locations, one overwintering population has been identified. For information on potential impacts of BMSB establishment in Minnesota, view the BMSB page

Pest Alerts!

[7/19/2017] SWD trap catch is increasing across the state and we have detected the first Japanese Beetles of the season.

[7/12/2017] During past week, July 3-10th, we observed a significant increase in SWD adults collected at several trap locations in the Twin City Metro area. For example, high catch rates of 70/week were found at Hastings (grapes), with over 110/week/trap observed at Andover. The timing of the increase also coincided with the mid-July increase we saw in 2016. Again, all SWD Trap sites are summarized weekly at: