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Small cluster of dandelions among fallen leaves on a lawn.

Fall Weed Control in Lawns

In lawns, fall is the best time to chemically control broadleaf perennial weeds. Examples of these weeds could include dandelions, Canada thistle, creeping bellflower, field bindweed and ground ivy.

Three poisonous rangeland plants. From left: Hemlock, Halogeton and Buffalo Bur.

Poisonous Plants on Rangelands: Hemlock, Halogeton and Buffalo Bur

Several species of poisonous plants are invasive and can easily establish dense stands when there is a disturbance on rangelands. Hemlocks, halogeton and buffalo bur can all be found throughout South Dakota and are toxic to livestock.

A lush, green lawn with a few scattered weeds throughout.

Use Caution With Turf Herbicide Applications During Extreme Heat and Drought

Dry conditions cause weeds to be under stress. This decreases herbicide effectiveness with annual, biannual and perennial plants. So, is there a safe option for weed control in yards during high temperatures and dry conditions?

ALT: Left: Green Plamer amaranth next to a green sunflower. Right: Green plant with green, spiny structure at leaf base.

Palmer Amaranth: Now Is the Time to Scout

South Dakota State University (SDSU) Extension encourages farmers, ranchers and other landowners to start scouting for Palmer amaranth, a weed that has been rapidly spreading north into the United States and is likely to be glyphosate-resistant.

Low larkspur and twogrooved poisonvetch plants growing in rangeland.

Poisonous Plants on Rangelands: Larkspur and Poisonvetch

Larkspurs are the second leading cause for all livestock deaths from toxic plant poisoning. Poisonvetches are considered accumulator plants that uptake excessive levels of selenium and cause toxicity problems in cattle.

A group of people in a soybean field with white insect nets

SDSU Extension to Offer Integrated Pest Management Field School Online

July 30, 2021

South Dakota State University Extension will kick off its 13th annual Integrated Pest Management (IPM) Field School Aug. 1.

Paul O. Johnson making notes about a field of corn

SDSU Extension to Tackle Weed, Pest and Drought Inquiries at State Fair

August 23, 2021

To address drought concerns, as well as weed and pest inquiries, South Dakota State University Extension will feature two booth locations at the 2021 South Dakota State Fair Sept. 2-6 in Huron.

Sealed packages of ground beef stacked inside a meat cooler at a grocery store.

Frequently Asked Questions (FAQs) About Serving Bison and Beef in USDA Child Nutrition Programs in South Dakota

This FAQ document provides responses to commonly asked questions about serving beef and bison in South Dakota Child Nutrition Program (CNP) meals and snacks.

Logo: Mountain Plains Cruch Off  - Biting Into Local

South Dakota Joins 2021 Mountain Plains Crunch Off

September 08, 2021

South Dakota State University Extension and the South Dakota Department of Education’s Division of Child and Adult Nutrition Services are partnering to bring this event to the state Oct. 4-8.

several small eastern red cedar trees growing in rangeland

‘Baa-d Cedars’ Field Day Examines Goat-Targeted Grazing on Cedars

September 17, 2021

South Dakota State University Extension invites the public to an interactive Eastern Red Cedar Management Field Day to see the impact goats can have in controlling the most widely distributed conifer across eastern North America.