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Plants or Crops

All Plants or Crops Content

A field of alfalfa.

Forage Variety Trial Results

The 2025 Forage Variety Trial Results include data from different locations in South Dakota.

Various chemical symbols for common nutrients found in garden soil over a selection of young plants emerging from garden soil.

Managing Phosphorus and Other Nutrients in Gardens

Fact sheet on managing phosphorus and other nutrients in gardens.

Winter wheat field.

Winter Wheat and Nitrogen: Decisions for 2026 Growing Season

With fertilizer representing one of the largest variable costs in wheat production, inefficient nitrogen use can quickly erode profit margins. This being said, an emphasis should be placed on how to improve nutrient management during the 2026 growing season.

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 field of green winter wheat.

Winter Wheat Variety Trial Results

The Winter Wheat Variety Trial Results are crop performance testing data from various locations across South Dakota.

Rye test plots

Rye Variety Trial Results

2025 Rye Variety Trial Results in South Dakota.

Multi-rotor drone used for spray, spread and seeding

Required Licensing For Applying Pesticide Using Spray Drones

Fact sheet for South Dakota stakeholders wanting to get certified to apply pesticides with a spray drone.

Cow grazing on sudangrass.

SDSU Extension welcomes new crop and livestock field specialist

September 12, 2025

South Dakota State University Extension is pleased to welcome Parker Witt as a new Crop and Livestock Field Specialist.

Swarm of mosquitoes.

West Nile Virus Update: September 10, 2025

As of September 10, 2025, the South Dakota Department of Health (SD DOH) reported 59 human cases of West Nile virus from Beadle, Bon Homme, Brookings, Brown, Charles Mix, Codington, Corson, Grant, Gregory, Hamlin, Hand, Hughes, Hutchison, Hyde, Lawrence, Lincoln, Marshall, Meade, Miner, Minnehaha, Pennington, Sanborn, Spink, and Walworth counties.

A female Hessian fly on a blade of wheat.

Hessian Fly: Winter Wheat Planting Date Considerations

As winter wheat planting rapidly approaches, there are many factors that should be considered. One of those factors is choosing a planting date to avoid Hessian fly issues. Learn some expert tips for selecting a safe planting date for your region.