BioAdvanced Season Long Weed Killer Plus Preventer for Northern Lawns
Best season long solution for maintaining a weed free northern lawn.
BioAdvanced Season Long Weed Killer Plus Preventer for Northern Lawns is a granular lawn treatment designed to eliminate over 200 types of weeds, including tough ones like crabgrass, clover, and dandelions. It also acts as a pre-emergent, preventing new weeds from sprouting for up to six months by creating a protective barrier. This product can be applied in spring or early summer, even if weeds have already begun to grow. It targets weeds down to the root and will not harm your lawn when used as directed. One application treats up to 4,000 sq. ft.
$20.99
More Season Long Weed Killer + Preventer Options
Owner Satisfaction
4.5
/ 5
Category Rank
213
/ 555
#213 in Herbicides
Price vs Category Average
-79%
Below average
Product Type
Lawn Weed Killer, Weed Preventer
/ Lawn Weed Killer, Weed Preventer
Who it's for
- Busy homeowners seeking long-term weed control with minimal effort
- Gardeners wanting to eliminate current weeds and prevent future infestations
- Residents in northern regions aiming for a healthy, weed-free lawn
Who should skip it
- Environmentally conscious users or pet owners prioritizing natural lawn care
- Individuals who prefer flexible application schedules or live in unpredictable climates
- Budget-minded consumers seeking the most economical lawn care solutions
Performance breakdown
Weed Spectrum Coverage
Eliminates over 200 weed varieties with impressive botanical versatility.
Residual Control
Six-month barrier provides exceptional long-term defense against new growth.
Application Efficiency
Granular format ensures uniform coverage across large residential lawn areas.
Root Penetration
Systemic action effectively destroys stubborn weeds down to the root.
Lawn Safety
Formulated to target invasive species while keeping established grass healthy.
Coverage Capacity
Single bag treats 4,000 square feet, perfect for standard suburban yards.
Key Specs
Product Type
Lawn Weed Killer, Weed Preventer
Product Form
Granules
Controlled Vegetation
Dandelion, Thistle, Buckthorn, Chickweed, Bindweed, Clover, Purlane, Crabgrass
Application Type
Granule
Container Size
9.6 pound
Container Type
Bag
Longevity
6 month
Listing Agency Standards
EPA
Features
- Kills over 200 types of weeds
- Prevents weeds and crabgrass for up to 6 months
- Creates an extended 6-month control barrier
- Targets tough, hard-to-kill weeds down to the root
- Treats up to 4,000 sq. ft.
- Won't harm your lawn when used as directed
What customers say
Customers consistently praise this product for its remarkable effectiveness and ease of use. Many highlight its ability to control a wide variety of weeds, preventing new growth throughout the season with a single application. Users appreciate the convenience and long lasting results, finding it a reliable solution for maintaining a healthy, weed free northern lawn. The product delivers on its promise of season long protection, making lawn care simpler and more efficient for many homeowners. This consistent performance contributes significantly to its perceived value.
Know before you buy
Yes. This treatment is designed to kill existing weeds down to the root while simultaneously creating a barrier to prevent new ones from sprouting.
Once applied, the granules create a protective barrier that prevents new weeds and crabgrass from emerging for up to six months.
No, it is formulated to target weeds specifically. As long as you follow the application instructions on the label, it will not harm your established lawn.
One 9.6-pound bag covers up to 4,000 square feet of lawn.
It is effective against over 200 types of weeds, including common and tough varieties such as crabgrass, clover, dandelion, thistle, and chickweed.
The product is best applied in the spring or early summer to ensure you establish the protective barrier before weeds have a chance to take hold.
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