Hi-Yield Atrazine Weed Killer
Best weed control for St. Augustine and Centipedegrass lawn owners.
This selective herbicide tackles a broad spectrum of weeds in St. Augustine and Centipedegrass, addressing both existing growth and new sprouts. It offers a dual pre- and post-emergent approach, simplifying lawn care. With clear application guidelines, it's designed for effective and efficient use by homeowners.
$19.95
at
Seedbarn
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Who it's for
- Homeowners fighting broadleaf weeds in St. Augustine or Centipede lawns
- Gardeners needing both immediate weed removal and long-term prevention
- Southern lawn owners maintaining sensitive warm-season grass varieties
Who should skip it
- Owners of cool-season lawns like Fescue, Bluegrass, or Rye
- Residents in areas with strict environmental or chemical regulations
- Users unable to carefully monitor temperature and application timing
Performance breakdown
Weed Control Breadth
Effectively targets a wide spectrum of broadleaf and grassy lawn invaders.
Application Versatility
Dual-action formula handles both existing growth and future seed germination.
Turf Safety
Specifically engineered to protect St. Augustine and Centipedegrass without damage.
Ease of Use
Ready-to-use spray format removes the guesswork from mixing and application.
Potency
Four percent Atrazine concentration delivers reliable, professional-grade chemical strength.
Environmental Resilience
Requires a strict 24 to 48-hour dry window for optimal absorption.
Key Specs
Active Ingredient
Atrazine (4.0%)
Controls Henbit, Dollarweed, Chickweed, Clover, Sandspur
Controls both emerged weeds and weeds from seed
Application Rate
5 teaspoons per quart covers 100 sq. ft. or 4.3 ozs per gallon covers 500 sq. ft.
Do not water for 24 to 48 hours after application
Compatible with Hi-Yield Spreader Sticker
Know before you buy
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Ask Metto anything about the Hi-Yield Atrazine Weed Killer before you decide.