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Dicamba
February 6, 2026, EPA has approved three dicamba herbicide products for over-the-top use on cotton and soybeans for the next two growing seasons. (2026 and 2027) Below is a link to the USEPA Dicamba Page, detailing all of the label requirements and restrictions.
Please be advised that ALL Illinois Specific Regulatory Restrictions are in effect for the 2026 and 2027 growing season. Those restrictions are as follows:
8 Illinois Administrative Code 250.230
Section 250.230 Use of Pesticides Containing Dicamba on Soybeans
In addition to the requirements of the federally-approved labels, all use on soybeans of pesticides containing dicamba shall comply with the following requirements:
a) Temperature Restriction
A pesticide containing dicamba shall not be applied on soybeans if the air temperature at the field at the time of application is over 85 degrees Fahrenheit or if the National Weather Service's forecasted high temperature for the nearest available location for the day of application exceeds 85 degrees Fahrenheit. Local National Weather Service forecasts are available at https://www.weather.gov.
b) Cut-off Date Restriction
Application on soybeans of a pesticide containing dicamba shall not be made after June 20 of each year.
c) Before applying a pesticide containing dicamba on soybeans, the applicator shall consult the FieldWatch sensitive crop registry (https://www.fieldwatch.com) and comply with all associated recordkeeping and label requirements.
d) Application on soybeans of a pesticide containing dicamba shall not be made if the wind is blowing toward:
1) Any Illinois Nature Preserves Commission site that is adjacent to the field of application; or
2) An adjacent residential area.
e) Any violation of the requirements of this Section shall be considered a use contrary to label directions (precautionary statements, sites, rates, restricted use requirements) and shall be assessed the associated point value of 3 (see Section 24.1(4)(E)(1) of the Act [415 ILCS 60]) for purposes of determining the appropriate administrative action or penalty authorized by Section 24.1 of the Act.