With mesotrione 40% as its active ingredient, Tenacity Herbicide is known for its selective contact and residual control of weeds in turfgrasses. The grass seeds readily and spreads on the wind from lawn to lawn. Find answers to what is goosegrass and learn how to control it in order to grow a healthier lawn. This herbicide can also control several species of broadleaf weeds, as well as creeping bentgrass, nimblewill, and nutsedge in turf. The active ingredient, Mesotrione 40%, works to prevent photosynthesis from occurring in target weeds so that they cannot grow. The #1 Store for DIY Pest Control and Lawn & Garden Solutions. When used as a pre-emergent, Tenacity works by being absorbed by weeds as they emerge from the soil. You can identify it by the long clasping auricles on its collar (Fig. Two, maybe three applications at 4 oz per acre, and all I am left with is the desirable species. I get the question occasionally whether the new herbicide Tenacity (mesotrione) will selectively control this species. I use a split application in early spring. 2: 3 way herbicide mix 3: Triclopyr 4: Sulfentrazone (Dismiss) or Halosulfuron (Sedgehammer) 5: Mesotrione (Tenacity) 6: Glyphosate I use Prodiamine and this takes care of most of the problems. Mesotrione (Tenacity) is a systemic postemergence herbicide for control of crabgrass, goosegrass, barnyardgrass, and yellow foxtail. The answer is “no”. Tenacity herbicide is a highly potent systemic herbicide that you can use for pre and post-emergent selective contact and residual control of more than 46 broadleaf and grassy weed species in turfgrass. Mesotrione (Tenacity) is a systemic postemer­gence herbicide for control of crabgrass, goosegrass, barnyardgrass, and yellow foxtail. Tenacity has become my best friend for crabgrass, goosegrass, and other troublesome grassy weeds. Tenacity Herbicide is a systemic pre-emergent and post-emergent weed killer. Quackgrass (Elymus repens) is the hardest turf weed to control that I know of. Tenacity Herbicide not only suppresses weed growth after the initial application but also provides residual control for weeks. $65.53. Goosegrass (Galium aparine) is an annual weed found in warm season turf grasses. This herbicide can also control several species of broadleaf weeds, as well as creeping bentgrass, nimblewill, and nutsedge in turf. Tenacity is best as a post emergent herbicide when used with a non-ionic surfactant (NIS) Mix 1/2 teaspoon of Tenacity with 1.5 teaspoons of NIS per gallon per 1,0000 sq. 2). Buy Now. Our Story DIY and Treatment Guides from Our Experts Charitable Giving "Outstanding service with fast shipping and in supply products, well priced and backed up by an excellent company." Manufactured by Syngenta, Tenacity Herbicide is a highly effective systemic pre- and post-emergent for the selective contact and residual control of over 46 broadleaf and grassy weed species in turfgrass. It can selectively control perennial monocots such as bentgrass and nimblewill and annuals such as crabgrass and goosegrass in many turfgrass species. Tenacity Herbicide. Add Tenacity + NIS. Amazon. 1) and by its extensive rhizome system (Fig. Tenacity has pre- and post-emergence activity on 46 dicot and monocot weed species. Target weeds on contact with Tenacity herbicide. Tenacity herbicide can be used for pre- and post-emergence control of more than 46 broadleaf weed and grass species. ft. Add 1/2 of your total water to your tank sprayer. You will have very few weeds and may need to spot spray them or hand pull the few stragglers. Then add the remaining 1/2 of … The methods on how to kill goosegrass range from cultural to herbicidal. 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