What is mesotrione used for?
Mesotrione is a new herbicide being developed for the selective pre- and post-emergence control of a wide range of broad-leaved and grass weeds in maize (Zea mays).
How long does it take for mesotrione to work?
Tenacity starts working within a few days. You will notice that the weeds begin to lose their green color and die. The manufacturer suggests leaving the dying weeds to compost naturally. Stubborn weeds may need a second treatment about three weeks later.
Is mesotrione harmful?
Mesotrione has low acute toxicity via the oral, dermal, and inhalation routes. It is a mild eye irritant, but is not a dermal irritant or a dermal sensitizer.
What is tenacity used for?
Tenacity is a selective, systemic herbicide that features a mode of action for pre- and post-emergence grass and broadleaf weed control in several cool- and warm-season turf species—like keeping bentgrass out of your rough. Tenacity can also be applied on established or newly seeded labeled turfgrass species.
Is tenacity harmful to humans?
Harmful if absorbed through skin. Prolonged or frequently repeated skin contact may cause allergic reactions in some individuals. Avoid contact with skin, eyes, or clothing. Some materials that are chemical resistant to this product are listed below.
How do you use a mesotrione?
For pre-emergent and post-emergent applications, apply 4 to 8 ounces of Tenacity per acre in at least 30 gallons of water per acre. For spot treatments, mix 0.33 ounces (0.5 teaspoon) of Tenacity Herbicide in 1 gallon of water to treat 1,000 square feet.
How often can you spray tenacity?
Answer: You can apply Tenacity Herbicide multiple times per year as long as you do not exceed the maximum annual rate of 16 oz per Acre per year. To treat yellow nutsedge, you may need to reapply Tenacity after 2 to 3 weeks; be sure to use a non-ionic surfactant for post-emergent applications.
Who created mesotrione?
1 Introduction. After 15 years of use since it was brought to the market by Syngenta® in 2001, the herbicide mesotrione (2-[4-(methylsulfonyl)-2-nitrobenzoyl]-cylohexane-1,3-dione, Fig. 1) has been the subject of many scientific studies worldwide.
When should you apply tenacity?
Use Tenacity during the growing season when unwanted weeds are on the property. Tenacity pre-emergent applications must be done in the fall and early spring. For post-emergent applications, it is best to apply Tenacity herbicide to young, actively growing weeds and may require a second application after 2 to 3 weeks.
Can I use tenacity in flower beds?
Answer: We would not recommend Tenacity Herbicide be applied to flower beds and ornamental plants. According to the product label: “Avoid over-spray or drift of spray applications onto ornamentals or flower beds and gardens. Roses and daylilies are sensitive plant species.
What is tenacity herbicide?
Tenacity is a systemic preemergence and postemergence herbicide for the selective contact and residual control of weeds in turfgrasses. When applied as a preemergent, weeds absorb Tenacity during emergence from the soil. Dry conditions following application may reduce the preemergence activity.
What is the best time of year to apply tenacity?
Tenacity pre-emergent applications must be done in the fall and early spring. For post-emergent applications, it is best to apply Tenacity herbicide to young, actively growing weeds and may require a second application after 2 to 3 weeks.
How do you use tenacity in the fall?
Use Tenacity in and around turfgrass including sod farms, commercial turf, residential turf, and ornamental plants. Use Tenacity during the growing season when unwanted weeds are on the property. This product can also be applied as a pre-emergent in the fall and early spring.
What do you think about tenacity?
The part amazing is watching the plants turn white from a lack of chlorophyll. My only complaints about Tenacity are the cost and the limited availability, the latter is the result of local retailers refusing to carry the product.