Sedgehammer 75% Halosulfurion-methyl Herbicide

Kills nutgrass down to the nutlets

Sedgehammer 75% Halosulfurion-methyl Logo
Mode of Action
Lipid Synthesis Inhibitors
Site of Action
(1) ACCase Inhibitor
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$51.85 / oz
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Currently using selected product for label rate and application cost estimates.
Safe On
Bentgrass, Bermudagrass, Fine Fescue, Perennial Ryegrass, Kentucky Bluegrass, Tall Fescue, Bahiagrass, Centipedegrass, Kikuyu Grass, Seashore Paspalum, Zoysiagrass, Buffalograss, St. Augustinegrass
Safe Rate:
0.016 - 0.032 ounces per gallon
0.008 - 0.015 ounces per 1,000 sqft
Not Safe On
No not safe on treatments listed. Please, review the label or contact the merchant for more information.
Maximum Yearly Limits
Do not exceed 5 1/3 oz by weight of this product (0.25 lb active ingredient) per acre per 12 month period.
Mowing Instructions
For optimum results, do not mow turf for 2 days before or 2 days after application.
Water Instructions
Avoid applications when rainfall is forecasted to occur within 4 hours.
After Seeding Instructions
This product may be used on established seeded, sodded, or sprigged turfgrass. Allow the turf to develop a good root system and uniform stand before application.
Treated areas may be overseeded with annual or perennial ryegrass or bermudagrass, 2 weeks after application.
Surfactant Instructions
Mix 0.9 grams of this product (using the measuring scoop provided) in one or two gallons of water to treat 1000 square feet. Add 2 teaspoons (1/3 fluid ounce) of nonionic surfactant per gallon of water. Ensure the product is measured as a level scoop and not rounded.

Sedgehammer 75% Halosulfurion-methyl Optimized Application Label Rate Calculator

No Control
Spot Treatment:
Broadcast Treatment:
Label Application Rates
Spot Treatment
Label Rate:
0.016 - 0.032 ounces per gallon
Cost Effectiveness:
Makes 40.95 - 81.9 gallons
at a cost of
$0.82 - $1.65 per gallon
Broadcast Treatment
Label Rate:
0.008 - 0.015 ounces per 1,000 sqft
Cost Effectiveness:
Covers 85800 - 171600 square feet
at a cost of
$0.39 - $0.79 per 1,000 sqft
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