Grassland

All Grassland Content

Herd of bison behind a fencline in a pasture.

Getting Started With Bison Ranching

While bison ranching has some similarities with cattle ranching, there are significant differences that must be accounted for to ensure long-term sustainability and profitability.

A man in a yellow shirt kneels in a pasture with a group of youth and teenagers standing in a circle around him

A Guide to South Dakota's Rangeland and Soil Days

Fact sheet to provide an overview of the South Dakota Rangeland and Soil Days program. This also includes detailed guidelines and contest information.

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

Weed Control: Noxious Weeds

Weed control recommendations for noxious weeds in South Dakota.

Vast, rolling rangeland with spring plant growth.

SDSU Extension invites public to 2026 SD Grasslands Summit

February 05, 2026

South Dakota State University Extension is inviting everyone interested in grasslands to attend the 2026 South Dakota Grasslands Summit on March 3-4 in Mitchell.

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 many undesirable plants or invasive plant species in South Dakota's 24 million acres of native and tame pasture range. This guide provides a summary of different herbicide suggestions and uses.

Rolling Rangeland with patches of snow with a wire snow catch fence on the right.

Reading the Range in Winter: What Dormant Season Clues Reveal About Spring

For range and grazing management, winter is one of the most revealing times of the year. With a few hours in each pasture, managers can gather a season’s worth of insight and set themselves up for a more-resilient grazing year. 

Black and white scan of Cottonwood Field Station soil map.

Range Roundup: Long-Term Grazing Records Can Guide Future Management

For nearly 80 years, researchers at the Cottonwood Field Station have monitored how different stocking rates have shaped plant communities. Today, these records are being compared with modern data to help us better understand how rangelands respond to long-term grazing management.

Cattle grazing in a rangeland area. Three magnifying images show close-up photos of native pollinators visiting forbs growing in the same area.

Rangeland Wildflowers: Their Value to Livestock and Pollinators

Native wildflowers and shrubs are critical to providing a wide array of services that increase the resiliency of rangelands, provide pollinator habitat, and contribute to livestock nutrition.

Yellow toadflax plants flowering in a grassy area beside a field.

Yellow Toadflax Has Begun Producing Seeds: Scout before treating infested areas

Yellow toadflax is a perennial weed that infests pasture and rangeland across South Dakota. This year, with an abundance of heat and moisture, plants flowered in early August and now have started to produce seeds.

A photo of a winter grazing pasture with a variety of grasses, shrubs and forbs that was taken at the SDSU Cottonwood Field Station that contains some field pennycress.

2025 Field Pennycress Management Considerations

Field pennycress prevalence on pastures has been observed to be in higher abundance this year in Western South Dakota. When consumed in certain quantities it can be toxic to livestock.