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People are seen in the distance in a grassland under a blue sky

2025 Rangeland and Soil Days contest hosts 133 youth

July 10, 2025

South Dakota State University Extension is pleased to announce that 133 youth participated in the 41st annual Rangeland and 20th annual Soil Days contests on June 10-11, 2025, in Belle Fourche.

Two older adults looking at tablet

SDSU Extension offering writing workshop in Spearfish

July 15, 2025

South Dakota State University Extension is proud to announce it is partnering with Spearfish Senior Center to present the Heirlooms: Wisdom Writing Workshop, a dynamic event that encourages older people to explore the wisdom they have gained.

A woman works in the soil inside a high tunnel; a man in the background drags equipment down a row

SDSU Extension to host event showcasing vegetable production at Cherry Rock Farms

July 15, 2025

South Dakota State University Extension is pleased to announce an event highlighting how to grow vegetables in a high tunnel at a Brandon-area farm on July 23, 2025.

Top: Green cloverworm caterpillar. Bottom: Cabbage looper caterpillar.

Green Caterpillars Causing Defoliation in Soybean

This week we observed several species of caterpillars in soybean fields. The most common species were the green cloverworm and the cabbage looper.

Corn and soybean fields with abundant weeds growing throughout.

Inexpensive and Simple Herbicide Programs in Corn and Soybean Will Not Be Effective

While selecting an inexpensive program with only one active ingredient in each application may be tempting due to the current agricultural economy, the result will likely be a more expensive problem in the future.

A green absinth wormwood plant surrounded by other green vegetation.

Absinth Wormwood Spray Window Passed: Mow now and plan to treat the regrowth in the fall

Absinth wormwood is a statewide noxious weed that inhabits cropland, pasture, rangeland, right-of-ways, and waste sites. If not effectively managed, the species can displace desirable vegetation, reduce crop yield and decrease land value.

U.S. Environmental Protection Agency offices in Washington, D.C.

Update on Chlorpyrifos Use in South Dakota

As of June 30, 2025, the labeled uses for chlorpyrifos products for food and feed are limited to alfalfa, soybean, and wheat in South Dakota. Chlorpyrifos can no longer be used to treat sunflowers.

Many green soybean plants within a field that has brown grass and residute.

Burnt Soybeans Look a Lot Better Than Weedy Beans!

Prior to the introduction of Roundup-Ready soybean, growers were accustomed to soybeans exhibiting short-lived herbicide injury. While soybean plants may look unsightly from a PPO-inhibiting herbicide application, a more unsightly view is a soybean field full of weeds.

Three people sitting around a table writing

SDSU Extension Heirlooms Wisdom Writing workshop available online for first time

July 24, 2025

South Dakota State University Extension is pleased to announce that the Heirlooms: Wisdom Writing Workshop is now available through a virtual platform for the first time.

A small herd of cattle grazing in a snow storm.

Spring Storm Fronts Impact Calving Patterns

While the changes in calving patterns in association with weather fronts is nothing new to producers, it is beneficial to keep this in mind as calving season shifts into high gear. Cold fronts are the type of weather systems that will create the pressure and temperature changes associated with increased birth rates.