The Cattle Business Weekly

South Dakota Grasshopper Prediction for 2026

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  Almost every year in South Dakota, there is a risk that grasshopper populations will reach levels capable of causing issues for rangeland, crops, as well as yards and gardens. Unfortunately, our prediction for the 2026 growing season won’t change the trend of the last few years. The first hard freeze in the fall of 2025 was late in many areas (Figure 1). Although I think most of us enjoy later cold weather in South Dakota, the later the first hard frost, the more time that adult grasshoppers have to remain active and lay eggs. This can result in increased...

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