Tag Archive: Herbicide

Fall Herbicide Applications are Best for Blackberry Control in Pastures

Fall is the best time to apply herbicides for blackberry briar control. Credit: Brent Sellers Brent Sellers and Jay Ferrell, UF/IFAS Weed Extension Specialists There are numerous briar or Rubus species (blackberry and dewberry) in the Southeastern U.S., many of which are found in Florida. Blackberry is common in most Florida pastures and can be overlooked …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/09/22/fall-herbicide-applications-are-best-for-blackberry-control-in-pastures/

Pre-Emergent Herbicide Now for Spring Weed Suppression

Weeds are growing everywhere, especially in manicured lawns and landscapes despite the best efforts of owners who have spared no expense to remove the offending flora. Herbicides to control the weeds seem to be less effective as August progresses. The reality, at least about the herbicides, is different from perceived appearances. Herbicides can be a …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2016/02/10/pre-emergent-herbicide-now-for-spring-weed-suppression/

Spring is the Ideal Time for Aquatic Herbicide Application

As water temperatures rise, aquatic weed growth increases. Be sure to monitor ponds closely and control weeds before the problem gets too large.Photo Credit: Mark Mauldin Similar to Goldilocks’ porridge, water temperature doesn’t need to be too hot or too cold, it needs to be just right for using aquatic herbicides (70o – 80o F). …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2015/04/24/spring-is-the-ideal-time-for-aquatic-herbicide-application/

New Herbicide being Tested for Prickly Pear Control

A new herbicide has recently been released called Trumpcard which contains both fluroxypyr and 2,4-D. Prickly pear control trials with Trumpcard are ongoing at the Univerisity of Florida, becuase it is expected that this combination will work as effectively as Cleanwave, which is no longer commercially available. Jay Ferrell and Brent Sellers, Extension Weed Specialists …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2014/09/06/new-herbicide-being-tested-for-prickly-pear-control/

Herbicide Alternatives for Prickly Pear and Dogfennel without Cleanwave

Traditionally, the most common herbicide program for prickly pear control has been Remedy plus diesel fuel or basal oil. However, this program is costly since high rates are needed (20% solution) and grass injury around the cactus plant is very high. A better alternative would be fluroxypyr, the active ingredient in Vista herbicide. Photo Credit: …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2014/03/28/herbicide-alternatives-for-prickly-pear-and-dogfennel-without-cleanwave/

Herbicide Programs for Cotton and Peanuts

Plan now for weed management in row crops to prevent Palmer pigweed infestations like this one! Now is the time of year growers should plan their weed control programs.  Palmer pigweed management requires using the right herbicides in a timely manner. Below are the UF/IFAS recommended Palmer pigweed management programs for cotton and peanuts. If …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2014/03/21/herbicide-programs-for-cotton-and-peanuts/

Know Your Field’s Herbicide History Before You Plant!

Aminopyrolid damaged peanuts Photo by Joel Love, FDACS Planting behind Bahia Grass has long been a favored practice for watermelon growers and now row crop farmers are increasingly planting into Bahia and Bermuda grass sods. There are many benefits to the practice, but you need to know what herbicides were used when these fields were …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2013/09/07/know-your-fields-herbicide-history-before-you-plant/

Managing Herbicide Resistance Video

Dr. Ramon Leon, University of Florida Weed Science Specialist, shares highlights from his “Managing Herbicide Resistance” presentation he made at the 2013 Panhandle Row Crop Short Course in Marianna.  In this video, he provides important considerations for preventing and managing herbicide resistant weeds in row crops. Author: Josh Thompson – j.thompson@ufl.edu Josh Thompson is a …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2013/04/19/managing-herbicide-resistance-video/

Herbicide Failure, Weed Resistance, and Pesticide “Stewardship”

Success or failure? There are a number of important factors that affect the outcome of weed control. If you are a pesticide applicator, you may have encountered some herbicide treatments that did not produce the results you expected.  Why is that?  There are a number of factors that can contribute to less than perfect pesticide …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2012/10/26/herbicide-failure-weed-resistance-and-pesticide-stewardship/

The How and Why of Herbicide Incorporation

Dr. Jason Ferrell, Extension Weed Specialist  jferrell@ufl.edu Preemergence herbicides are a powerful way to prevent weed infestations before they start. In our current climate of glyphosate and ALS-resistant weeds, a good preemergence program is more valuable than ever. However, method and timing of application dramatically impact the efficacy of many preemergence herbicides. To improve their …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2012/04/02/the-how-and-why-of-herbicide-incorporation/