Tom J. Bechman DICAMBA CUTOFF FOR CORN: You can’t spray restricted-use dicamba pesticides in corn in Indiana after June 20. Here’s what you need to know about all dicamba herbicides in Indiana in 2021. If you plan to spray any agricultural dicamba product in Indiana, check out answers to “frequently asked questions” posted by the Office of the Indiana State Chemist. It’s not business as usual if you’re spraying any dicamba ag herbicide. In an earlier article, What you should know about spraying dicamba in 2021, Bill Johnson, Purdue University Extension weed control specialist, highlighted that the cutoff date in Indiana for spraying dicamba soybean herbicides is June 20, and offered several good reasons why you would likely make your application before that date anyway.