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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.

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.

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?

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.

Prairie pasque flowers blooming in early spring.

Native Plant Resources for South Dakota

As we continue to see the benefits of growing native plants in cultivated landscapes, finding the right plant for the right place requires the right resources. Learn about some available native plant sources, educational materials, and organizations serving our region.

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.

Symptoms of three common corn diseases. From left: anthracnose leaf blight, common rust and eyespot.

Is a Fungicide Needed for Developing Corn Diseases?

Corn is starting to tassel in several locations across the state. This is also the growth stage when a fungicide may be applied to control fungal leaf diseases. Diseases currently starting to develop are: anthracnose leaf blight, common rust and eyespot.