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Insect & Pests

All Insect & Pests Content

Left: Bird cherry oat aphids. Right: English grain aphids.

Aphid Populations Are Starting to Show up in Corn

Small populations of aphids are starting to show up in corn fields, which could be problematic if the populations continue to grow. During dry seasons, they can have a greater impact on corn.

filed of sunflowers in bloom

2021 South Dakota Pest Management Guides Now Available

February 04, 2021

SDSU Extension has released the 2021 South Dakota Pest Management Guides.

a field with plots of soybeans

SDSU Extension’s Soybean Week Dives into Pest Management, Soil Health and 2021 Outlook

January 07, 2021

Want to know more about weed control, research, planting dates, and fungicide? Join us on January 19 - 22.

Rows of empty white, plastic pesticide containers.

New Training Options Available for Pesticide Applicators in 2021

January 07, 2021

Join us for more information on the pesticide applicator training in 2021.

Tiny reddish-brown mite on a green leaf.

What Are Those Little Red Mites on My House?

The periods of unseasonably warm weather, especially in Western South Dakota, have temporarily brought several insects and other arthropods out of their winter hiding places. One of the arthropods getting attention lately has been the clover mite.

A map of South Dakota with yellow and green circles indicating iverson risks at various locations throughout the state.

Use the SD Spray Tool for Inversion Detection and Weather for Pesticide Application

The SD Mesonet Spray Tool provides real-time weather data for pesticide applicators. This dedicated website for pesticide applicators uses the SD Mesonet weather data, which is updated every five minutes.

A red combine harvesting wheat in a vast, open wheat field.

Best Management Practices for Wheat Production

The Wheat Best Management Practices manual offers a comprehensive guide for optimizing yields, maximizing profits and ensuring long-term sustainability in wheat production.

Black beetles with orange or yellow spots feeding on a ripe tomato.

How Do I Keep Insects From Destroying My Garden Produce?

It is not unusual to see insects in a garden during the fall, but it can be frustrating to watch nearly ripe produce be destroyed by insects before it can be picked.

Adult female emerald ash borer

Emerald Ash Borer Insecticide Treatment Options

Fact sheet about insecticide treatment options for protecting ash trees against emerald ash borer.

tall trees in the Black Hills

How to Identify an Ash Tree Infested by Emerald Ash Borer

This guide will help you determine whether an ash tree may be infested by the emerald ash borer.