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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.

A black ink pen lain next to small, green and red waterhemp plants with a brown, dirt background.

Waterhemp Has Emerged in South Dakota: Time to prepare for post-emergence management

Waterhemp has started to emerge across South Dakota. While waterhemp plants are small now, recent rain events and forecasted warmer air temperatures are ideal for waterhemp growth.

A white and purple seedhead of a Canada thistle with a blurry, bright green background.

Perennial Weed Management in the Fall

Most herbicide applications to manage perennial weeds have already occurred. However, now is the time to consider fall applications for weeds that were not treated or escaped the spring application.

Two scans of older SDSU Extension publications from 1949 and 1959.

Revisiting Old Lessons in Corn Weed Management: 2,4-D and dicamba

What can past herbicide programs teach us about managing against herbicide-resistant weeds in corn today?

Tulips blooming near the entrance to McCrory Gardens.

McCrory Gardens to Host 2022 Garden Discovery Festival May 22

May 16, 2022

SDSU Extension and McCrory Gardens will be hosting the 2022 Garden Discovery Festival on May 22 from noon to 5 p.m. CDT at the McCrory Gardens Education and Visitor Center in Brookings.

A mostly green corn leaf that is in brown to yellow markings caused by southern rust.

Is a Fungicide Applied at Tasseling Profitable in Corn?

Corn is currently at tasseling/silking across the state. This is usually the growth stage when a fungicide is applied to control fungal diseases.

a metal structure with white tarps wrapped over it, resembling a hoop shape

SDSU Extension to feature Beadle Conservation District at High Tunnel Field Day

September 13, 2023

Perfect for farmers, technical service providers, gardeners and anyone curious about high tunnels, the field day is from 5 p.m. to 7 p.m. CDT on Sept. 21, 2023, at the Beadle Conservation District site, 1174 Lincoln Ave. SW, Huron, South Dakota. It is free to attend.

Green perennial sowthistle with yellow flowers at top in the foreground with blurred green, soybean plants in the background.

Perennial Sowthistle Management

Perennial sowthistle inhabits roadsides, pastures, rangelands, and croplands. It can be abundant in overgrazed, over-hayed, or over-mowed areas, as there is little desirable vegetation to compete against the weed.

Left: Lady beetle on red clover. Right: Cabbage looper on broccolini.

Friends and Foes of Brassica Crops

Brassica crops are a group of plants widely cultivated for their nutritional value and versatility in agriculture. Understanding their relationship with beneficial and detrimental insects is crucial for maintaining healthy crops and productive harvests.

rows of vegetable plants are pictured

SDSU Extension to host virtual training series on vegetable production

January 17, 2025

Designed to empower small and medium-scale commercial specialty crop producers to improve and expand their operations, the short course will provide practical, science-based vegetable production information.