10 Best Pre Emergent Weed Killer of 2025

Tested and Reviewed: Top 10 Pre Emergent Weed Killer deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Scotts

Scotts Halts Crabgrass & Grassy Weed Preventer - Pre-Emergent Weed Killer for Lawns, For Up To 10,000 sq. ft. of Lawn Care, 20.12 lbs.

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Editor's bottom line:

“This pre emergent weed killer is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

WEED PREVENTION: Scotts Halts Crabgrass & Grassy Weed Preventer prevents the germination of listed lawn weeds so you can enjoy your lawn
CRABGRASS PREVENTER: Prevents the germination of crabgrass, foxtail, spurge, barnyardgrass, and more as listed in the early spring all season long, and moss (except in California), Poa annua, henbit, corn speedwell, and chickweed in the fall
APPLICATION: Apply this pre-emergent weed and crabgrass killer in the early spring to a dry lawn or in the fall; rain, snow, or freezing weather after application will not affect the performance of this lawn care product
GRASS TYPES: This pre-emergent weed preventer is for use on all grass types (with the exception of Dichondra or Bentgrass)
COVERAGE: One 20.12 lb. bag of Scotts Halts Crabgrass & Grassy Weed Preventer covers 10,000 sq. ft.

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9.5

The Andersons

The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control - Covers up to 12,880 sq ft (40 lb)

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Main Highlights

Designed to prevent weeds; will not aid in eliminating existing weeds. Prevents grassy and broadleaf weeds, including crabgrass, poa annua, goosegrass, henbit, and more.
Contains 0.48% of the active ingredient prodiamine for professional-grade weed control for early spring and fall applications
Made with patented DG Technology (dispersible granule) ensures granules dissolve rapidly upon watering, moving weed control directly into the soil for maximum impact
Small particles for more coverage per square inch and superior performance
Made in the USA

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9.5

The Andersons

The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control - Covers up to 5,800 sq ft (18 lb)

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Main Highlights

Designed to prevent weeds; will not aid in eliminating existing weeds. Prevents grassy and broadleaf weeds, including crabgrass, poa annua, goosegrass, henbit, and more.
Contains 0.48% of the active ingredient prodiamine for professional-grade weed control for early spring and fall applications
Made with patented DG Technology (dispersible granule) ensures granules dissolve rapidly upon watering, moving weed control directly into the soil for maximum impact
Small particles for more coverage per square inch and superior performance
Made in the USA

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9.2

Scotts

Scotts WeedEx Prevent with Halts - Crabgrass Preventer, Pre-Emergent Lawn Weed Killer, Up To 5,000 sq. ft. of Lawn Care, 10.06 lb.

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Main Highlights

WEED PREVENTION: Scotts WeedEx Prevent with Halts is a weed control product that prevents the germination of listed lawn weeds so you can enjoy your lawn
APPLICATION: Apply this pre-emergent crabgrass and grass weed killer for lawns in early spring or in the fall; rain, snow, or freezing weather after application will not affect the performance of this lawn care product
GRASS TYPES: The pre-emergent weed preventer is for use on all grass types (with the exception of Dichondra or Bentgrass)
CRABGRASS PREVENTER: This crabgrass preventer for lawns also prevents germination of foxtail, spurge, barnyardgrass & more as listed in early spring all season & moss (not in California), Poa annua, henbit, corn speedwell, and chickweed in the fall
COVERAGE: One 10.06 lb. bag of Scotts WeedEx Prevent with Halts covers 5,000 sq. ft.

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9.0

Agrisel

Agrisel Sulfentrazone 4F Weed Killer, Pre-Emergent and Post-Emergent, Broad-Spectrum Control, Stops 100+ Weeds, Pet Safe, Includes 3-Pack of Agrisel Protective Gloves, 8 Ounces

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Main Highlights

STOP WEEDS BEFORE THEY START: This pre-emergent and post-emergent herbicide targets weed seeds just as they're germinating; Say goodbye to troublesome weeds like crabgrass and creeping charlie before they take over your lawn or garden
COST-EFFECTIVE: With low usage rates, our product provides an economical weed-killing solution, ideal for both small and large areas
BROAD-SPECTRUM USAGE: Not just for residential lawns; This formula is perfect for public golf courses, roadside areas, and even pre-planting crop spaces, offering versatile weed control
EASY APPLICATION: Our "Tip and Pour" bottles make it simple to apply the weed killer, ensuring a hassle-free experience
CONVENIENT SIZE OPTIONS: We've got you covered whether you're treating a small patch or a large area; Pick from 8 ounces, 64 ounces, or 320 ounces to best suit your needs; PLEASE NOTE: 3-pack of disposable is included with purchase and weed sprayer is sold separately
IMPORTANT NOTICE: Product details may vary. Be sure to read and understand the product label and directions carefully before use to ensure safe and effective application.

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8.8

Quali-Pro

Prodiamine 65 Wdg 5lbs Pre-emergent Grass Broadleaf Weeds ( Generic Barricade )

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Main Highlights

Crabgrass Control
Pre-emergent and broadleaf weed control

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8.6

Syngenta

Barricade 4FL Herbicide Concentrate - Preemergent Weed Control - Long Lasting Broadleaf Weed Prevention for Lawns, Turf Grass, Ornamentals, and More, 4 Fl Oz

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Main Highlights

PREVENT WEED DEVELOPMENT: Barricade 4FL controls the growth and development of weeds before they germinate. Barricade 4FL will not control weeds after they have germinated. This product is labeled for use in a broad range of areas such as vegetation sites, turf species, weed control, grass, broadleaf weeds, established turfgrasses, lawns, sod nurseries, and Christmas tree farms.
LONG-LASTING PREEMERGENCE WEED PREVENTION: Take action before unsightly vegetation infiltrates your landscaped lawn with our pre-emergent concentrate. One application can prevent weeds season long when used as directed. You can apply this selective weed spray solution several months before germination and expect it to work well into the peak season.
ULTRA EFFECTIVE: You can use more Barricade for season-long targeted weed control and modulate your use during shorter growing seasons. It's the ideal weed prevention solution for your container, field-grown, and landscape ornamentals.
BROAD-SPECTRUM HERBICIDE: The weed grass killer is super effective on residential turf, production, and landscape ornamentals. This grass killer can tackle up to 30 species of turf weeds, including both summer and winter annuals. It's all you need to clear your lawn of pesky weeds.
INHIBITS GROWTH: Our herbicide for lawns prevents weed growth and development. This weed preventer focuses on controlling preventing pesky grass and weeds to the root in one swift application. Please note that Barricade must be applied before the targeted weeds germinate and emerge.

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8.3

RM43

RM43 Concentrated Extended Control Weed Killer

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Main Highlights

Concentrated mix with water, add to sprayer
Serious Weed Control
Up to one year control
Total Vegetation control

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Our Best Overall Choice

Best Choice

9.7

Scotts

Scotts Halts Crabgrass & Grassy Weed Preventer - Pre-Emergent Weed Killer for Lawns, For Up To 10,000 sq. ft. of Lawn Care, 20.12 lbs.

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

WEED PREVENTION: Scotts Halts Crabgrass & Grassy Weed Preventer prevents the germination of listed lawn weeds so you can enjoy your lawn
CRABGRASS PREVENTER: Prevents the germination of crabgrass, foxtail, spurge, barnyardgrass, and more as listed in the early spring all season long, and moss (except in California), Poa annua, henbit, corn speedwell, and chickweed in the fall
APPLICATION: Apply this pre-emergent weed and crabgrass killer in the early spring to a dry lawn or in the fall; rain, snow, or freezing weather after application will not affect the performance of this lawn care product
GRASS TYPES: This pre-emergent weed preventer is for use on all grass types (with the exception of Dichondra or Bentgrass)
COVERAGE: One 20.12 lb. bag of Scotts Halts Crabgrass & Grassy Weed Preventer covers 10,000 sq. ft.

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