Brand New and Sealed Syngenta Tenacity Turf Herbicide - 8 fl Oz. The item "Tenacity Herbicide 8 oz Systemic Pre / Post Emergence Weed Control" is in sale since Tuesday, September 17, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Weed & Pest Control\Weed Control\Herbicides & Fungicides". The seller is "bhakua" and is located in Edison, New Jersey. This item can be shipped to United States.