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  • Weeds

    The Weed Science Program’s goal at MSU is to provide science-based research and extension information on integrated weed management in field crops.

  • Marestail Control in Soybeans

    Dr. Christy Sprague, a weed scientist at Michigan State University offers tips for controlling marestail this fall and getting fields off to a good start before next spring.

  • Soybean Virtual Field Day - Christy Sprague

    Published on August 26, 2020

    Christy Sprague, a professor in PSM and MSU Extension weed specialist, and Justine Fisher, a graduate student: Herbicide-resistant horseweed (marestail) continues to be a major issue for Michigan soybean farmers. Learn about the latest research on integrated strategies to manage horseweed with cover crops, soybean row widths and herbicides.

  • 2020 Field Day - Roughstalk bluegrass in winter wheat: Should we be concerned?

    Published on June 15, 2020

    Dr. Christy Sprague, Professor in MSU's Department of Plant, Soil and Microbial Sciences, talks about the problems that the Roughstalk Bluegrass causes in Michigan wheat and how it may be managed. At the 2020 Virtual Field Day sponsored by the Michigan Wheat Program.

  • 2019 Field Day - Roughstalk Bluegrass Control Field Stop

    Dr. Christy Sprague talks about the new weed species popping up in Michigan wheat: Roughstalk bluegrass and how to control it. Grassy weeds, including the perennial roughstalk bluegrass, cheat and cheatgrass, and common windgrass, are relatively new wheat problems. At the Michigan Wheat Program's 2019 Summer Field Day.

  • New Soybean Genetics & Herbicide Options for Improved Weed Control

    Dr. Christy Sprague of Michigan State University discusses soybean varieties and herbicide options for soybean growers.

  • Viticulture Virtual Field Day: Sushila Chaudhari

    Published on August 3, 2020

    Sushila Chaudhari talks about herbicides for weed management and crop safety.

  • Asiatic Garden Beetles and Marestail

    The MSU Extension Field Crops Virtual Breakfast weekly topic for April 12, 2018, focused on Asiatic garden beetles and marestail, presented by Bruce MacKellar, MSU Extension educator.

  • Early Season Weed Control for 2019

    Published on April 25, 2019

    The MSU Extension Field Crops Virtual Breakfast weekly topic for April 25, 2019, focused on early-season weed control, presented by Christy Sprague, MSU Extension weeds specialist.

  • Identifying Palmer amaranth in Michigan

    Dr. Christy Sprague of Michigan State University offers advice on how to identify Palmer amaranth.

  • Dry Bean & Sugar Beet Field Day - Christy Sprague

    Published on August 19, 2020

    Weed expert Christy Sprague discusses techniques to reduce pressure from mare's tail and water hemp weeds in sugar beet plots.

  • Early Season Weed Control for 2018

    Published on April 29, 2018

    The MSU Extension Field Crops Virtual Breakfast weekly topic for April 26, 2018, focused on early-season weed control, presented by Christy Sprague, MSU Extension weeds specialist.

  • Postemergence Weed Control

    Published on May 13, 2021

    The MSU Extension Field Crops Virtual Breakfast on May 13, 2021, focuses on postemergence weed control, presented by Erin Burns, MSU weed science specialist.

  • Weed Control Considerations for a Late Wet Spring

    Published on June 6, 2019

    The June 6, 2019 MSU Extension Field Crops Virtual Breakfast featured a discussion on weed control for a late wet spring, presented by Erin Burns, MSU Department of Plant, Soil, and Microbial Sciences.

  • MSU Weed Tour

    Published on June 21, 2018

    The MSU Extension Field Crops Virtual Breakfast weekly topic for June 21, 2018, focused on the 2018 MSU Weed Tour that will be held Wednesday, June 27. Presented by Dr. Erin Burns, MSU weed science specialist.

  • Field Crops Virtual Breakfast: Postemergence Weed Issues

    Published on May 21, 2020

    The MSU Extension Field Crops Virtual Breakfast weekly discussion for May 21, 2020, focuses on postemergence weed issues, presented by Erin Burns, MSU weeds specialist.

  • Harvesting Weed Seeds

    Published on August 29, 2019

    The MSU Extension Field Crops Virtual Breakfast weekly topic for August 29, 2019, focused on harvesting weed seeds, presented by Erin Hill, MSU weeds diagnostician.

  • Early Season Weed Control

    Published on April 8, 2021

    The MSU Extension Field Crops Virtual Breakfast weekly discussion for April 8, 2021, focuses on early season weed control, presented by Christy Sprague, MSU Extension weeds specialist.

  • Q&A - Herbicide Resistant Weed Control in Soybeans

    In this video, Dr. Christy Sprague, a weed scientist at Michigan State University, discusses control options available to soybean farmers to help manage herbicide resistant weeds in Michigan.

  • Field Crops Virtual Breakfast: Early Season Weed Control

    Published on April 23, 2020

    The MSU Extension Field Crops Virtual Breakfast weekly topic for April 23, 2020, focuses on early season weed control, presented by Christy Sprague, MSU weed scientist.

  • Herbicide - Resistant Weed Detection & Confirmation in Michigan

    Christy Sprague, Weed Extension Specialist at Michigan State University and Erin Hill, Weed Diagnostician at MSU discuss how to detect and deal with herbicide resistant species.

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