Mark Loux

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Each fall we revise and update our Weed Control Guide for Ohio, Indiana, and Illinois (WS-16) publication. This year, in addition to incorporating a few new herbicide names and subtle label change information, we are adding information to the problem weed section on control of Cressleaf Groundsel, Poison Hemlock, and Annual Bluegrass.  Since some of the best control strategies for all three of these weeds involve using herbicides applied in the fall, I decided to use this information in newsletter article.     Cressleaf groundsel is a winter annual weed that has become more prevalent in pastures and agronomic crop ground over the past decade.  The small seeds produced by this weed allow it to thrive in reduced and no-till systems as well as poorly established pastures.  Cressleaf groundsel emerges as a rosette in the fall then bolts, flowers, and produces seed in the spring.  Basal rosette leaves are deep[Read More…]