Plants or Crops

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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.

Gardener re-potting several seedlings that were started indoors over winter.

SDSU Extension Master Gardener Advisory Council

The Master Gardener Advisory Council supports the work of Master Gardener Volunteers across the state.

A wheat stem sawfly with long antennae, smoky wings, and black and yellow coloration.

Wheat Stem Sawfly Adults Observed in Northwestern South Dakota

Wheat stem sawfly adults have been captured in northwestern South Dakota. The observation of this pest can be used to determine areas where solid-stem wheat varieties should be considered.

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

Will Dectes Stem Borer Be a Problem for Sunflowers in 2023?

Dectes stem borer are a major topic for sunflower management in South Dakota every year. If drought conditions persist, this pest may cause problems in sunflower if left unadressed.

White larvae in brown soybean pith.

Dectes Stem Borer Observed in Soybean

We have received an increased number of Dectes stem borer reports in South Dakota soybean, and we are currently scouting to determine which counties have the highest risk for Dectes stem borer issues.

Mottled brown grasshopper nymph sitting on a green leaf. Wing pads are easily observed in the image.

Grasshoppers Continue to Be an Issue During 2023

We have received numerous reports of very large populations of grasshopper nymphs in June. Before management action is taken, it is important to determine what stage observed grasshoppers are at.

Soybean field in early summer.

Dicamba Cannot Be Applied Postemergence in Dicamba-Tolerant Soybeans After June 20. Now What?

While you may have purchased dicamba to use in soybeans, applying it past the deadline is illegal. Learn about some other viable postemergence herbicide options for soybeans now that the deadline has passed.

Three green plants that showcase A) waterhemp, B) redroot pigweed, and C) common lambsquarter.

Weeds Have Started to Flower!

Early-flowering waterhemp, redroot pigweed, and common lambsquarters show the importance of early weed control, as they can produce seeds before a delayed postemergence herbicide application.

A dense stand of tall, green bulbous bluegrass growing near a field.

Be on the Lookout: Bulbous Bluegrass

Bulbous bluegrass is a resilient, invasive grass that can tolerate a wide variety of environmental conditions. Learn how to identify and manage it before it impacts forage production.

close-up view of sorghum plants in a field

SDSU Extension co-hosting a Forage Field Day near Beresford

June 23, 2023

South Dakota State University Extension, the University of Nebraska-Lincoln Extension, the Northern Plains Forage Association and I-29 Moo University will co-host a Forage Field Day in August.