FeXapan™ Herbicide Application Requirements

FeXapan™ Application Best Practices and Stewardship

Protecting the value of herbicides is everyone’s job. Using best practices when applying DuPont™ FeXapan™ herbicide Plus VaporGrip® Technology and all herbicides helps ensure effective use this season and for seasons to come. Smart application and stewardship of these necessary crop protection tools also helps prevent spread of herbicide-resistant weeds.

RESTRICTED USE PESTICIDE: For retail sale to and use only by Certified Applicators or persons under their direct supervision and only for those uses covered by the Certified Applicator’s certification.

Visit this site for updates on key topics around FeXapan™ application, including:

  • FeXapan™ Application Best Practices

    Always use best practices when applying FeXapan™ herbicide to reduce risk of off-target movement.

    FeXapan™ Application Best Practices
  • Tank-Mix Guidelines

    Tank-Mix Guidelines

    Do not use ammonium sulfate (AMS) and AMS-containing products. EPA requires qualification of tank-mix products before in-crop applications on Xtend® crops.

    Approved Tank-Mix Partners
    Nozzles and Operating Pressure

    Nozzles and Operating Pressure

    Use only approved nozzles and operating pressure, such as Tee Jet TTI11004 nozzles at maximum nozzle operating pressure of 63 psi.

    Find Approved Nozzles
    Boom Height

    Boom Height

    Maximizing nozzle tip height of 24 inches above the crop canopy encourages maximum spray coverage while reducing off-target drift.

    Go to Boom Height
    Application Timing

    Application Timing

    Applying herbicides to weeds that are 4 inches or less in height improves weed control. Herbicides must not be applied later than R1, regardless of weed height.

    Go to Application Timing
    Wind Speed

    Wind Speed

    Apply herbicides when wind speed is between 3 and 15 miles per hour.

    Go to Wind Speed
    Ground Speed

    Ground Speeds

    Only apply herbicides at ground speeds of 15 miles per hour or slower to provide effective herbicide application.

    Go to Ground Speeds
    Buffer Requirements

    Buffer Requirements

    Maintain a 110-foot downwind buffer when applying 22 fluid ounces per acre or a 220-foot downwind buffer when applying 44 fluid ounces per acre. Check the label for other requirements.

    Go to Buffer Requirements
    Triple-Rinse Cleanout Procedure

    Triple-Rinse Cleanout Procedure

    Thoroughly rinsing sprayers three times (3x) protects against unwanted herbicide residue that may damage nontarget crops.

    Go to Triple-Rinse Cleanout Procedure

DuPont™ FeXapan™ is a restricted-use pesticide.
DuPont™ FeXapan™ herbicide is not registered for sale or use in all states. Contact your local DuPont representative for details and availability.
Roundup Ready 2 Xtend® soybeans and Bollgard II® XtendFlex® cotton technology varieties contain genes that confer tolerance to glyphosate and dicamba. Glyphosate herbicides will kill crops that are not tolerant to glyphosate. Dicamba will kill crops that are not tolerant to dicamba.
Always read and follow all label directions and precautions for use when using any pesticide alone or in tank-mix combinations.
Roundup Ready 2 Xtend® soybeans, Bollgard II® XtendFlex® cotton, XtendFlex® Technology and VaporGrip® Technology are trademarks of Monsanto Technology LLC. VaporGrip® Technology is used under license from Monsanto Company. The information provided on this website is for reference only. Always refer to the product labels for complete details and directions for use.