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A field divided into two planting areas. The left area has young corn plants emerging from the soil. The right has no visible corn emergence yet.

Grassy Weeds

Grassy weeds are a problem in all field crops. They must be identified at early stages of growth so they can be controlled before crop yields are seriously threatened. Control measures are not the same for all grassy weeds, so accurate seedling identification is important.

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

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 color-coded map of the United States indicating precipitation outlook for June 2019.

June 2019 Climate Outlook for South Dakota

As South Dakota emerges from the wettest 12-month period in 124 years of climate recordkeeping (June 2018-May 2019), June has started warmer and drier than average. The outlook, however, turns towards cooler and wetter than average again for the middle of the month.

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 grilled tri-tip steak on a cutting board. Courtesy: Mark Miller [CC BY-SA 3.0]

How to Grill Amazing Beef Tri-Tip

The beef tri-tip is a newer cut that has become increasingly popular in the recent years due to its excellent flavor characteristics. We have put together a list of tips that will you get started to making a great tri-tip on the grill.

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

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

Several small green insects on a plant leaf.

Soybean Aphids in South Dakota

Factsheet on Soybean Aphids in South Dakota

A map of South Dakota with yellow and green circles indicating iverson risks at various locations throughout the state.

Use the SD Spray Tool for Inversion Detection and Weather for Pesticide Application

The SD Mesonet Spray Tool provides real-time weather data for pesticide applicators. This dedicated website for pesticide applicators uses the SD Mesonet weather data, which is updated every five minutes.

a variety of cover crops growing in a field

Herbicide Considerations for Cover Crop Planting in 2019

Long residual pre-emergent or early post-emergent herbicides may cause stand reduction or complete failure of cover crops. Depending on efficacy of the herbicide, each situation can both affect in-season and/or post-harvest cover crop establishment.