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A close up view of the stem of palmer amaranth which is hairless.

Identification and Management of Palmer Amaranth in South Dakota

Guide for the identification and management of Palmer Amaranth in South Dakota

A herd of cattle gather around a stock pond on a vast, lush grassland. Courtesy: USDA [CC BY 2.0]

Weed Control: Pasture and Range

There are 24 million acres of native and tame pasture and range as well as 1.4 million acres of grass hayland in South Dakota.

grass with field bindweed, a viny green weed with white flowers

Weed Control: Noxious Weeds

Noxious Weed Recommendations: Herbicides for pasture, range, and non-crop areas, including roadside and other right-of-way that may be harvested for hay or grazed, are given a priority.

Precautions for Grazing Weevil-Infested Alfalfa

Alfalfa weevil populations are high this year, creating challenges for producers. Questions have arisen on how to get some value out of the forage by grazing it rather than putting it up for hay.

A vast, open rangeland with a few patches of weeds.

Noxious Weed Control in Pasture and Range

Noxious weed control in pastures is becoming more of a challenge. Most ground commercial spray businesses are no longer spraying pastures. If they are, there may be restrictions on the time they will spray, what products they will spray, or they may only spray if they also have all of the rest of your spraying business.

2018 Weed Control Noxious Weeds

Noxious Weed Recommendations: Herbicides for pasture, range, and non-crop areas, including roadside and other right-of-way that may be harvested for hay or grazed, are given a priority.

Field with field peas and blue sky with fluffy white clouds

An identification guide of common Diseases of Dry Peas in South Dakota

A guide depicting common diseases of Dry Peas in South Dakota

2017 Weed Control: Pasture and Range

There are 24 million acres of native and tame pasture and range as well as 1.4 million acres of grass hayland in South Dakota.

A thick patch of yellow, flowering leafy spurge plants growing in a pasture.

Spot Treatment Options for State Noxious Plants

When controlling grassland weeds, the mindset of row crop weed control may be put into practice too often. In most cases, broadcast control of weeds in grasslands is rarely necessary. Most often, spot treatment can be used more effectively to manage the noxious and invading weeds.

A lush, native South Dakota pasture with a variety of grasses, flowers, and plants growing throughout.

Is Whole Pasture Spraying Necessary?

Broadcast spraying is a common means of controlling undesirable, or perceived weedy plants in a pasture in South Dakota. Although well-intentioned, broadcast spraying can have many negative consequences, some of which are not immediately apparent.