Iowa: Preemergence Herbicide Application Timings – Pros and Cons

Preemergence herbicides are the foundation of herbicide-based weed management systems, and effective use of these products is essential to protect crop yields and reduce...

Pennsylvania: Early Preplant Herbicides – How Early Can They Be Sprayed?

Historically, we have not recommended early preplant (EPP) herbicide application in our region with a couple of exceptions such as for marestail control. In...

Burndown Herbicides: How Are They Affected by Temperature, Rain

Rainfast Period Herbicide labels include recommendations on how much time must elapse between herbicide application and subsequent rainfall to ensure good herbicide performance. This is...

Dicamba: A Quick Overview On Realities, Safety Measures And New Findings – DTN

As farmers and applicators head into the 2020 spray season, it's time to brush up on the challenging realities of applying dicamba to Xtend...

Georgia Weeds: 3 Reoccurring Herbicide Questions

Got a few reoccurring questions over the last week, so I thought I would share a few thoughts with you: 1. I have heard that...

Nebraska Weed Control: Profitability Is Rooted In Those Early Applications

Common winter annual weeds that emerge early spring in Nebraska fields are common chickweed, dandelion, downey brome, field pennycress, henbit, marestail, tansy mustard, Virginia...

South Dakota: Palmer Amaranth – A Threat In More Ways Than One

Don’t ignore the threat of Palmer amaranth. If there’s one message Dan Forgey hopes to convey to South Dakota farmers and ranchers, it is the...

Cotton: 8 Key Points If Valor Is In Your 2020 Plan

It is the time of the year that row crop growers are spraying burndown treatments and preparing fields for planting. The following are eight...

North Carolina Soybeans: Time To Think About Marestail

As you are well aware, most marestail is now resistant to glyphosate! So don’t spray glyphosate alone and expect good control. Also, don’t allow...

Tennessee: Screening Palmer Pigweed For Dicamba Resistance – Reasons To Stop And Think

In 2019 we ran calls on about 40 fields where producers were disappointed with their Palmer amaranth control from applications of Engenia or XtendiMax....

Tennessee: Managing Late Burndown – Podcast

The rainy spring has delayed burndown for most Tennessee producers. In this podcast, Dr. Larry Steckel discusses considerations for adapting burndown programs to wet weather...

Michigan: New Rules for Using Paraquat

Paraquat, a nonselective contact herbicide, has been registered many years for managing annual weeds in vegetables and tree fruit. Paraquat is sold under several...

Terminating Cereal Rye Cover Crops – Insights From A 5-State Herbicide Comparison

As temperatures warm this spring, cover crop termination is on the to-do list for some Iowa fields.  Killing cover crops with herbicides is the...

Iowa: Managing Winter Annual Weeds This Spring

After another relatively wet fall, late harvest season, and mild winter, early weed management may be important this spring for those who have persistent...

Pigweed Seed Found In High Percentage Of Homeowners’ Bird Feeder Mixes

Many millions of homeowners use feeders to attract birds. But a two-year study featured in the journal Invasive Plant Science and Management suggests there may be...

Tennessee: Burndown Applications – Getting Late Early

Rain, rain, rain! We are behind the burndown pace of most Tennessee springs where at least some would have burndown applications applied by this...

Arkansas Rice, Corn: Coping With Rain And The Weeds That Emerge After Burndown

This month I have fielded plenty of questions questions about burndown herbicides and plant-back intervals. Although there is not much we can do about...

Dicamba Movement: Predicting Temperature Inversions Proves Challenging

Missouri researchers are zeroing in on what makes temperature inversions tick – primarily when and how they're most likely to form. The research is driven...

Louisiana Corn: Burndown Considerations for Wet Spring – Podcast

Dennis Burns and Daniel Stevenson discuss burndown and other weed management considerations for Louisiana corn growers with the cold, wet weather so far this...

Dicamba: EPA Watchdog Rechecking Registration And “Local Need” Labels – DTN

EPA’s inspector general is planning to look into whether EPA acted properly when it registered dicamba in 2016 and 2018, as well as review...