Where’s your lawn?
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Syngenta · Liquid
Tenacity
Weed control you can spray at seeding time
Mesotrione 40%
Full lawn seeding (reset)
In your 2 gal tank0.2 fl oz0.1 fl oz per gallon · covers 1,000 sq ft
Whole lawn0.9 fl oz over 5,000 sq ft
Tanks to mix5.010 gal of water in total
0.2 fl oz per 1,000 sq ft (label range 0.1–0.2). The rare herbicide you can put down with new seed. Turns treated weeds bone white before they die, which looks alarming and is normal. Measured in fractions of an ounce — a syringe beats a cup.
Label wants 1 gal of water per 1,000 sq ft — that puts a 2 gal tank at 2,000 sq ft.
- Non-ionic surfactant, required for post-emergent work — 1½ tsp per gallon.
- Post-emergent: let it dry on the leaf. Pre-emergent: water in 0.15 inch if no rain inside 10 days.
- Keep off until dry.
- About 0.37 fl oz per 1,000 sq ft a year; 14 days minimum between passes.
- Cool-season turf; 0.115 fl oz is the pre-emergent ceiling on perennial rye and fine fescue. St. Augustine only on sod farms. Check your species on the label.
- Read the label — it governs, not this page.
Jobs that call for it
Where this product shows up in the season — open a job for the full how-to.