XtendiMax® Herbicide with VaporGrip® Technology – Applicator Information for Soybean Systems

Because XtendiMax® herbicide with VaporGrip® Technology is a restricted use pesticide, applicators must possess a certified applicator’s license issued by the state in which the application is to be made. 

This spotlight is intended for informational purposes only. For the complete list of XtendiMax® with VaporGrip® Technology applicator requirements, please visit www.xtendimaxapplicationrequirements.com

Read and Understand the Label– The specific label requirements for XtendiMax with VaporGrip Technology should be read and understood prior to use. State-specific details for XtendiMax with VaporGrip Technology can be found by clicking here or by checking with your state’s pesticide regulatory agency.

Dicamba Applicator Training - In addition to a state-issued certified applicator’s license, applicators must attend mandatory dicamba training. To comply with the label and ensure a successful application, register for a dicamba training event in your state. You can find more about dicamba application requirements and in-person training sessions by clicking here.

Recordkeeping - Requirements of record keeping vary by state and some states have different requirements. Recordkeeping forms can be obtained by clicking here.

Application Requirements - Please visit www.xtendimaxapplicationrequirements.com for more information.

Application Timing - Applications must occur between one hour after sunrise and two hours before sunset. DO NOT spray during an INVERSION.

Sensitive Crops - Do not apply when wind is blowing towards adjacent sensitive crops.

Endangered Species Concerns - Additional protection measures are required in specific counties where endangered species may exist. Visit EPA.gov/Endangered-Species or call 1-844-447-3813 for more information.

Downwind Buffer - Maintain the required label buffer (a minimum of a 110 ft buffer at the 22 fl oz/acre rate).

Application Rate – The seasonal total application rate cannot exceed 88 fl oz/acre of XtendiMax with VaporGrip Technology. As a burndown/early pre-plant, pre-plant, at planting, and pre-emergence application, no more than 44 fl oz/acre can be applied in a single season. For a post-emergence application to Roundup Ready 2 Xtend soybeans, a limit of 44 fl oz/acre can be applied prior to bloom or 45 days after planting, whichever comes first. Only two post-emergence applications are allowed per season. Additionally, only 22 fl oz/acre can be applied during a single post-emergence application. 

Application Window – The application window for XtendiMax with VaporGrip Technology in soybean is from pre-planting to prior to beginning bloom (R1 stage soybeans) or no more than 45 days after planting, whichever occurs first (Figure 1).

Figure 1. Application Window for XtendiMax with VaporGrip Technology.

Drift Reduction Adjuvant Rate - When using an approved DRA for tank-mix products, as required by the XtendiMax with VaporGrip Technology label, the lowest rate allowed by the DRA label is recommended. Only use approved DRAs.

Mixing Products - - DO NOT tank mix any product with XtendiMax with VaporGrip Technology unless:

  1. The intended tank-mix product is identified on the list of tested products found at www.xtendimaxapplicationrequirements.com
  2. The intended products are not prohibited on either this label or the label of the tank-mix product; and all requirements and restrictions on www.xtendimaxapplicationrequirements.com are followed. 

Nozzle Type and Pressure - Please visit www.xtendimaxapplicationrequirements.com for more information on nozzle selection and Pressure.

Spray Volume - Apply in a minimum of 15 gallons of spray solution per acre. 

Ground Speed - Do not exceed 15 mph ground speed. 

Spray Boom Height - Do not exceed a boom height of 24 inches above the target weed or crop canopy. 

Wind Speed - Apply when wind speed, measured at boom height, is between 3 and 10 mph. DO NOT spray during an INVERSION.

Spray System Equipment Cleanout - Ensure that the entire sprayer system is properly cleaned before AND after using this product to avoid potential contamination.

  1. After spraying, drain the sprayer (including the boom and lines) immediately. Do not allow the spray solution to remain in the spray boom lines overnight prior to flushing.
  2. Flush the tank, hoses, boom, and nozzles with clean water. If equipped, open boom ends and flush.

  3. Inspect and clean all strainers, screens, and filters.

  4. Prepare a cleaning solution with a commercial detergent or sprayer cleaner or ammonia according to the manufacturer’s directions.

  5. Take care to wash all parts of the tank, including the inside top surface. Start agitation in the sprayer and thoroughly recirculate the cleaning solution for at least 15 minutes. All visible deposits must be removed from the spraying system.

  6. Flush hoses, spray lines, and nozzles for at least 1 minute with the cleaning solution.

  7. Remove nozzles, screens, and strainers and clean separately in the cleaning solution after completing the above procedures.

  8. Drain the pump, filter, and lines.

  9. Rinse the complete spraying system with clean water.

  10. Clean and wash off the outside of the entire sprayer and boom.

  11. All rinse water must be disposed of in compliance with local, state, and federal guidelines.

RRXtend Spray App - This is a farmer- and applicator-focused digital tool that provides location-specific weather forecasts, digital record-keeping capabilities, and educational resources related to the Roundup Ready® Xtend Crop System. The app can be downloaded from the Apple Store and Google Play. More information can be found by clicking here.

Find an Applicator –To find an applicator in your area, click here. Applicators are being added regularly and can be searched by zip code. If you are interested in being listed as an applicator for your area, you can submit your application here as well.