New Rule for Dicamba Use Effective March 11


LITTLE ROCK, Ark. (News Release) – The Arkansas Agriculture Department’s Plant Board today (Wednesday) filed with the Secretary of State’s office the new rule regarding in-crop applications of dicamba on crops with the dicamba-tolerant trait.  The new rule will take effect on Monday, March 11.

The filing came after the Administrative Rule and Regulation Review Subcommittee and the full Joint Budget Committee approved the Plant Board’s recommendation earlier this week.

Changes regarding dicamba in-crop use include the following:

  • Restrictions on in-crop applications of dicamba from May 26 to October 31.
  • A half-mile buffer zone required around all non-dicamba crops when dicamba is applied.
  • A one-mile buffer zone for university and USDA research stations, certified organic crops and commercially grown specialty crops between April 16 and May 25.
  • Prohibiting the mixing of dicamba with glyphosate between April 16 and May 25.
  • Requiring applicators to provide proof of training to pesticide dealers prior to purchasing dicamba in-crop products.

The new rule is applicable to all current (Engenia,  Fexapan, and Xtendimax) and future dicamba products registered for in-crop use in Arkansas.

The entire “Arkansas Regulations on Pesticide Use” can be viewed here, and the approved changes regarding dicamba are available here.

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