Skip to main content

Insect & Pests

All Insect & Pests Content

Decaying sunflower stalk that has cream colored larvae visible.

Sunflower Bud Moth Caterpillars Observed at the Base of Sunflower Stalks

When we think of observing sunflower bud moths, it probably isn’t during the fall before harvest. However, there are two generations of sunflower bud moth, and the caterpillars of the later generation move to the base of the plant to overwinter.

Image showing a brown stalk with a hollowed out pith area and a white beetle larva present.

Prompt Harvest Can Reduce Lodging Caused by Dectes Stem Borer in Sunflower

If you notice an increased amount of lodging in your sunflower field, it is recommended to harvest the field as soon as possible to reduce losses from Dectes stem bore infestations.

Producer loading pesticide into a sprayer tank.

Chlorpyrifos Products Can be Used in 2024 for Insect Pest Management

The U.S. Environmental Protection Agencys recently announced that currently registered insecticide products with the active ingredient chlorpyrifos will be legal to use on labeled crops during the 2024 growing season.

Maturing wheat field with lodged plants.

Hessian Fly Pupae Detected in Central South Dakota

Recent reports of lodged wheat in central South Dakota revealed Hessian fly pupae in the lodged plants. Learn how to identify and manage this pest before it impacts your wheat harvest.

large multi-row sprayer adding chemicals to a field

Early Season Insecticide Applications in Wheat

Many wheat producers in South Dakota have adopted more intensive management practices in the last few years, including an early season application of fungicide and, in some cases, insecticide.

Young farmer analyzing data on a tablet computer beside a crop sprayer.

Pesticide Mixing and Sprayer Calibration Equations

Pesticides need to be applied at proper rates to ensure effective control of the pest. Learn some common equations used to mix pesticides and calibrate sprayers.

Three stored grain pests. From left: Maize weevil, Angoumois grain moth, Cadelle beetle.

Common Stored Grain Insect Pests

There are several species of insects that feed on stored grain, resulting in reduced grain quality. Learn how to identify some of the most-common grain pests that can be found in South Dakota.

Crop sprayer and a bottle of chemicals in a yard.

SDSU Extension 2024 private pesticide applicator training dates set

January 12, 2024

South Dakota State University Extension’s 2024 winter and spring private pesticide applicator certification training sessions are set.

The South Dakota Association of Agricultural Extension Professionals present the Friend of the SDAAEP Award to the SD DANR Inspection, Compliance and Remediation employees

SD DANR receives Friend of SD Association of Agricultural Extension Professionals Award

October 27, 2023

South Dakota State University Extension agricultural professionals presented the 2023 Friend of the South Dakota Association of Agricultural Extension Professionals Award to South Dakota Department of Agriculture and Natural Resources employees on Sept. 26 in Pierre.

a picture large purple flowers with yellow centers surrounded by dead leaves and grey landscaping rocks.

Landscaping Best Practices for Pollinators and Beyond

Our yards are all part of a greater ecosystem. By incorporating some best practices into your landscaping routine, your yard can develop healthier soil, support more pollinators, and reduce the need for pest control.