3/26/2025

Help Customers Build a Successful Soybean Herbicide Program

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As a retailer, you know the value of a program approach to weed control. But it can sometimes be difficult to explain the value of each herbicide application to your customers. “When part of the program approach is missed, the grower often has to play catch-up and battle weeds with an increased amount of chemistry, which can affect crop yield,” says Eric Scherder, U.S. Technical Lead, Corteva Agriscience.

We broke down the benefits of each application so you can help your customers dial in their soybean weed control program approach.

TILLAGE AND/OR BURNDOWN APPLICATIONS

burndown herbicide recommendations

“Starting with tillage or a burndown application helps prepare the field for planting,” Scherder says. “Creating a desirable seedbed to plant into promotes better germination and plant health to start the growing season off strong.”

Enlist® herbicides are the perfect pairing with Enlist E3® soybeans from burndown through the R1 stage of development.

Elevore® herbicide provides superior control of broadleaf weeds, including ALS- or glyphosateresistant species.

PREEMERGENCE APPLICATIONS

preemergent herbicide recommendations

Any weed in the field after planting will compete with the crop for important soil nutrients. That’s why it’s important to use quality preemergence herbicides that include a residual. “A preemergence application with a residual herbicide will protect the crop from weed competition and control weeds with long emergence periods,” Scherder says.

Sonic® herbicide is a convenient tankmix partner that delivers long-lasting residual control when applied before soybean emergence.

Trivence® herbicide uses three modes of action to provide reliable control of the most challenging broadleaf weeds in soybeans, including Palmer amaranth, marestail, waterhemp, giant ragweed, morningglory and lambsquarters.

POSTEMERGENCE APPLICATIONS

post progrm herbicide recommendations

Proper application timing will depend on diligent scouting and targeting small weeds. Postemergence applications often occur 21 to 28 days after planting.“The Enlist One® herbicide label requires weeds to be less than 6” in height; however, applying a postemergence application when weeds are 2-4” tall will bring you the best results,” Scherder says. He recommends keeping an eye on fields after the first postemergence application, as some weeds continue to germinate well into the growing season. If there are still weeds present, a second postemergence application may be necessary. “Choosing chemistries that can be sprayed on the crop at this time is important. Growth stage of the crop as well as calendar dates will affect your herbicide options,” Scherder says.

EverpreX® herbicide provides extended residual control of ALS-, PPO- and glyphosateresistant weeds in an easy-to-use formulation.

Enlist One herbicide gives farmers the best postemergence control available for tough and resistant weeds on Enlist E3 soybean acres.

Enversa herbicide comes in a proprietary, encapsulated acetochlor (Group 15) formulation for residual control of challenging weeds. The encapsulated acetochlor complements tank-mix partners by allowing Enversa to drive to the soil and provide a residual barrier against weeds that haven’t emerged. Enversa is the tank-mix partner of choice for Enlist One herbicide.

Remember multiple  modes of action

Using multiple modes of action not only  helps to target different types of weeds but also helps to battle tough-to-control weeds, including waterhemp, Palmer amaranth and giant ragweed. Allowing multiple chemistries to tackle troublesome weeds improves control and will help keep active ingredients viable for years to come.

“Having the right chemistries is critical to keeping fields clean,” Scherder concludes. “Make sure you have the best lineup possible for your geography and that you have the correct brand and anticipated volumes for each crop and customer.”

™ ® Trademarks of Corteva Agriscience and its affiliated companies. The transgenic soybean event in Enlist E3® soybeans is jointly developed and owned by Corteva Agriscience and M.S. Technologies L.L.C. Following burndown, Enlist Duo® and Enlist One® herbicides with Colex-D® technology are the only herbicides containing 2,4-D that are authorized for preemergence and postemergence use with Enlist® crops. Consult Enlist® herbicide labels for weed species controlled. Enlist Duo and Enlist One herbicides are not registered for use or sale in all states and counties; are not registered in AK, CA, CT, HI, ID, MA, ME, MT, NH, NV, OR, RI, UT, VT, WA and WY; and have additional subcounty restrictions in AL, GA, TN and TX, while existing county restrictions still remain in FL. All users must check “Bulletins Live! Two” no earlier than six months before using Enlist One or Enlist Duo. To obtain “Bulletins,” consult epa.gov/espp/, call 1-844-447-3813, or email ESPP@epa.gov. You must use the “Bulletin” valid for the month and state and county in which Enlist One or Enlist Duo are being applied. Contact your state pesticide regulatory agency if you have questions about the registration status of Enlist® herbicides in your area. ALWAYS READ AND FOLLOW PESTICIDE LABEL DIRECTIONS. IT IS A VIOLATION OF FEDERAL AND STATE LAW TO USE ANY PESTICIDE PRODUCT OTHER THAN IN ACCORDANCE WITH ITS LABELING. ONLY USE FORMULATIONS THAT ARE SPECIFICALLY LABELED FOR SUCH USE IN THE STATE OF APPLICATION. USE OF PESTICIDE PRODUCTS, INCLUDING, WITHOUT LIMITATION, 2,4-D-CONTAINING PRODUCTS NOT AUTHORIZED FOR USE WITH ENLIST CROPS, MAY RESULT IN OFF-TARGET DAMAGE TO SENSITIVE CROPS/AREAS AND/OR SUSCEPTIBLE PLANTS, IN ADDITION TO CIVIL AND/OR CRIMINAL PENALTIES. Additional product-specific stewardship requirements for Enlist crops, including the Enlist Product Use Guide, can be found at www.traitstewardship.com. Elevore®, Enversa, EverpreX®, Sonic® and Trivence® are not registered for sale or use in all states. Enversa is not available for sale, distribution or use in Nassau and Suffolk counties in the state of New York. Contact your state pesticide regulatory agency to determine if a product is registered for sale or use in your state. Always read and follow label directions.  © 2025 Corteva.   025750   LC (02/25)