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Map of South Dakota of Northern Great Plains and the Western United States. Colors indicate the number of grasshoppers per square yard in each of the sampled locations. For a detailed description, please call SDSU Extension at 605-688-4792.

South Dakota Grasshopper Prediction for 2026

Almost every year in South Dakota there is a risk that grasshopper populations will reach levels capable of causing issues for producers. Unfortunately, our prediction for the 2026 growing season won’t change the trend.

Red fescue, a red colored grass, in a meadow in the Black Hills National Forest.

Red Fescue (Festuca rubra), A New Grass in the Black Hills: Friend or Foe?

Red fescue (Festuca rubra), a cool-season, dominate rhizomatous grass, has started showing up on disturbed ground near meadows and forests. While it is not a state noxious weed yet, its spread has raised questions from producers.

Black cattle grazing in a pasture

Conservation, Grazing, and Forage Situation

This report summarizes recent trends in the Conservation Reserve Program (CRP), harvested hay acreage, and grazing capacity in the United States and South Dakota. The purpose is to give a current picture of conservation enrollment and forage supply.

Left Mosquito specimen with dark coloration. Right: Mosquito specimen with white band on its proboscis.

Mosquitos to Watch for in South Dakota

After many areas in South Dakota experienced heavy rainfalls, mosquitos are now a major issue. Learn which species are most common throughout the state and which carry the highest risk for West Nile Virus.

Multicolored Asian lady beetle, female mosquito, and boxelder bug.

Insects Are Being a Nuisance This Fall

The weather is changing, and many of us are noticing an uptick in the nuisance bites caused by several insects. The continued warm weather is going to increase the activity of all insects, including the ones that are causing us displeasure.

Small group of cattle grazing fall pasture.

Fall Pasture Report: Considerations for Dormant Season Grazing

Recent fall rains across the region continue to improve soil moisture conditions in preparation for the dormant season. Unlike in years past, a fall green up has been in full swing for much of the region.

Dense swarm of mosquitoes in the evening sky

West Nile Virus Update: July 29, 2026

As of July 30, 2026, the South Dakota Department of Health indicated that West Nile Virus positive mosquito pools have been detected in Brown, Codington, Hughes, Lincoln, and Minnehaha counties in South Dakota.