Department of Plant, Soil and Microbial Sciences Weeds

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  New year, new crop and pest information

  Published on January 7, 2026
  Get the latest and greatest research-based recommendations for field crops management in southwest Michigan on January 22. Four RUP and CCA credits available.

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  Michigan State and Purdue Extension to host Great Lakes Field Crops Irrigation Meeting

  Published on December 8, 2025
  New name, same great insights. The Great Lakes Field Crops Irrigation returns February 25 with tools to increase irrigation decision-making and crop management. Attendees can earn Michigan RUP, CCA and Indiana PARP/CCH credits.

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  In the Weeds podcast is back

  Published on December 4, 2025
  There is something for everything this season and it’s not too late to catch up on the latest episodes of the In the Weeds podcast.

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  MSU research helping drive Michigan’s dry bean industry

  Published on December 1, 2025
  Michigan State University AgBioResearch scientists are working closely with dry bean growers and industry organizations to address challenges from the field to the finished product.

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  MSU PSEP launches Pesticide Safety Webinar Series: The RUP/CCA CEU Credit Clinic to support Michigan applicators and certified crop advisers recertification

  Published on November 21, 2025
  The MSU Pesticide Safety Education Program (PSEP) introduces a new webinar series offering Michigan pesticide applicators RUP credits and up-to-date training on safety and regulations, with CEU opportunities available for certified crop advisers.

View complete listing

Upcoming Weed Events

• Jan 20

  Pesticide Applicator Core Review and MDARD Core Testing –Jan 20 2026 West Olive

  January 20, 2026 8:00AM – 5:00PM Check-in for the program is 8 to 8:30 a.m. MSU Extension Ottawa County, Fillmore Complex, 12220 Fillmore St, West Olive, MI

  A review of the Pesticide Applicators Core Manual to prepare for the MDARD Pesticide Applicators Certification Exam in the afternoon. THE CORE REVIEW IS MANDATORY TO PARTICIPATE IN THE IN-PERSON TESTING. Refreshments and light lunch will be served.

• Jan 27

  Pesticide Applicator Core Review and MDARD Core Testing – Jan 27 2026 Benton Harbor

  January 27, 2026 8:00AM – 5:00PM Check-in for the program is 8 to 8:30 a.m. MSU Extension Berrien County, 1737 Hillandale Rd., Benton Harbor, MI

  A review of the Pesticide Applicators Core Manual to prepare for the MDARD Pesticide Applicators Certification Exam in the afternoon. THE CORE REVIEW IS MANDATORY TO PARTICIPATE IN THE IN-PERSON TESTING. Refreshments and light lunch will be served.

• Feb 2

  Pesticide Safety Webinar Series: The RUP/CCA CEU Credit Clinic

  February 2, 2026 10:00AM – 2:00PM Online

  MSU’s Pesticide Safety Education Program offers virtual training series for applicators and ag professionals, covering pesticide safety, Endangered Species Act compliance, environmental protection and best practices in application and equipment use.

• Feb 4

  Pesticide Safety Webinar Series: The RUP/CCA CEU Credit Clinic

  February 4, 2026 10:00AM – 2:00PM Online

  MSU’s Pesticide Safety Education Program offers virtual training series for applicators and ag professionals, covering pesticide safety, Endangered Species Act compliance, environmental protection and best practices in application and equipment use.

• Feb 5

  Pesticide Applicator Core Review and MDARD Core Testing – Feb 5 2026 Adrian

  February 5, 2026 8:00AM – 5:00PM Check-in for the program is 8 to 8:30 a.m. MSU Extension Lenawee County, 1040 S. Winter St., Adrian, MI

  A review of the Pesticide Applicators Core Manual to prepare for the MDARD Pesticide Applicators Certification Exam in the afternoon. THE CORE REVIEW IS MANDATORY TO PARTICIPATE IN THE IN-PERSON TESTING. Refreshments and light lunch will be served.