Wednesday, March 18, 2026

Weed Control

Monsanto sues Arkansas Plant Board seeking to block proposed dicamba ban

Monsanto Co. filed suit Oct. 20 in Pulasky County Circuit Court seeking to block the Arkansas State Plant Board from prohibiting use of dicamba herbicides next summer. The latest salvo comes after the Plant Board at its Sept. 21 meeting...

University of Missouri plans to offer dicamba training

The University of Missouri plans to offer both in-person and Web-based dicamba training beginning in December. The locations and dates have not been finalized but should be available shortly, according to a news release. The training is in response to...

Arkansas Plant Board sets dicamba hearing for Nov. 8

The Arkansas Plant Board will conduct a public hearing beginning at 9 a.m., Nov. 8, on its proposal to ban over-the-top in-season dicamba herbicide use from April 16-Oct. 31. The regulations include exemptions for dicamba use in pastures, rangeland, turf,...

Arkansas Plant Board seeks comments on proposed dicamba ban

The Arkansas Plant Board is accepting comments about a proposed ban on application of all dicamba formulations from April 15-Oct. 31, 2018. Deadline to comment is Oct. 30. The proposed ban stems from recommendations by the Arkansas Dicamba Task Force,...

Rotating herbicide modes won’t stop resistance in waterhemp, says study

Rotating herbicide modes of action has been touted as a way to slow the development of resistance in weeds. But a recent study from the University of Illinois explains why rotation doesn't work. “If you were to ask farmers what...

EPA registers new burndown herbicide

The Environmental Protection Agency has registered Elevore herbicide. which contains Arylex active, for fall and spring burndown in cotton, corn and soybeans. Arylex active, a synthetic auxin from Dow AgroSciences, is the brand name for the active ingredient halauxifen-methyl. When tankmixed...

DuPont introduces new soybean herbicide

DuPont Crop Protection has introduced EverpreX herbicide for soybean weed control. Containing the active ingredient S-metolachlor, the product controls most annual small-seeded grasses and select broadleaf weeds, including waterhemp, Palmer amaranth and other pigweed species. EverpreX belongs to the Weed Science...

Arkansas Dicamba Task Force issues recommendations

The Arkansas Dicamba Task Force, meeting Aug. 24 at the Winthrop Rockefeller Institute on Petit Jean Mountain, recommended a date-specific ban on dicamba use for the 2018 crop year. That recommendation and others will now be forwarded to the State...

Large-scale dicamba field trials

Preliminary University of Arkansas research results shed light on potential drift and volatility of three new formulations. By Vicky Boyd Editor Even if you follow all of the label recommendations when applying the new dicamba formulations, the herbicides can still volatilize and...

Missouri lifts ban on three dicamba products, issues SLN labels

The Missouri Department of Agriculture has lifted the recent ban on applying Engenia, XtendiMax and FeXipan dicamba herbicides on tolerant soybeans and cotton, instead replacing it with Special Local Needs labels. The statewide order prohibiting use or sale of all...

Tennessee adds restrictions to dicamba applications

In response to numerous complaints of suspected dicamba drift, the Tennessee Department of Agriculture issued emergency application restrictions on newer dicamba formulations. Use of older dicamba formulations are banned in Tennessee for the rest of the season. The rules are...

BASF responds to Arkansas and Missouri dicamba bans

BASF, which markets Engenia dicamba herbicide, says Missouri and Arkansas agriculture officials' decision to temporarily halt dicamba applications robs farmers of one of the few technologies they have to control weeds resistant to other chemistries. The Research Triangle Park, N.C.-based...

Arkansas, Missouri ban dicamba

After a series of delays, it appears an emergency ban on in-season over-the-top use of dicamba on Xtend crops in Arkansas will go into effect at 12:01 a.m., July 11. Following more than 130 complaints filed with the state, the...

Arkansas governor OKs emergency dicamba ban, higher fines for misapplications

Arkansas Gov. Asa Hutchison has sided with two Arkansas Plant Board recommendations that prohibit the sale and use of dicamba herbicide on Xtend crops as well as increase fines for illegal use of the herbicide. The emergency rules would...

Arkansas Plant Board recommends dicamba ban

In a special meeting June 23, the Arkansas State Plant Board passed an emergency rule on a 9-5 vote that would ban the use of in-season dicamba on row crops. At the same time, the board wants to speed...

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