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Meadow, lygus, and alfalfa plant bug adults.

Plant Bugs Active in Alfalfa

Plant bugs are active in alfalfa fields across the state. A common question we receive from producers is why some of these bugs look so different from others.

Three soybean diseases. Brown spot, Phytophthora Root Rot, and white mold.

Mid-to-Late Soybean Disease Management

Even though it has been hot and humid this summer, some soybeans around the state have seen ideal conditions for mid-to-late season disease development. Learn some common diseases to scout for.

Gray beetle with long antennae that are alternating white and black pattern on green leaf petiole.

Another Year of Dectes Stem Borer Issues in Sunflower?

Based on the current drought conditions in our sunflower production areas, it is likely that Dectes stem borer will cause issues earlier than normal in the areas experiencing drought.

Green bee on yellow flower.

Time to Spray Sunflowers: Don’t Forget About the Pollinators

As sunflowers in South Dakota begin to reach the flowering stages, it is important to remember that, in addition to insect pests, there are also pollinators visiting these flowers.

A field of emerging winter wheat in early spring.

Winter Wheat Breaking Dormancy Early

A threshold indicator for winter wheat emergence is to consider average temperatures over a 14-day period. When that 14-day average temperature is equal to or above 5°C, or 41°F, then hard red winter wheat can break dormancy.

Red-brown colored weevil with bent antennae originating on the elongated mouthparts.

Red Sunflower Seed Weevil Populations Are Active in South Dakota

Red sunflower seed weevils are active in South Dakota sunflowers. Scouting should begin for fields that are going to be reaching the R5 stage within the next week.

Green volunteer wheat plants.

Wheat Streak Mosaic Virus Management Before Planting

Wheat streak mosaic virus is one of the important diseases in winter wheat and can lead to severe yield losses. Learn how it can be effectively mitigated by using proactive management in your fields.

Drought-stressed corn field.

Drought and Heat Effects on Corn Production

Nearly every season in South Dakota there are periods of hot, dry weather in at least parts of the state. While we have no control over the weather, producers can prepare for drought stress by using proactive practices.

Several small, light colored grasshopper nymphs feeding on green potato plants. The leaves of the potato plants have small holes in them.

Grasshopper Populations Increasing in South Dakota

Large populations of grasshopper nymphs have been a common observation this year. One concern regarding these populations is that, as the season progresses and they continue to grow, they will need additional resources.

Beetle with white elytra with black stripes. Head and thorax are orange. Thorax has two black spots present on it.

Three-Lined Potato Beetles Are Eating My Tomatillos!

Three-lined potato beetles can cause issues in tomatillos, ground cherries, potatoes, and tomato plants Learn how to identify and manage them before they impact your garden produce.