Top 10 Lawn Pre Emergents
for March 2023

MOOZ's editors select recommendations independently. Purchases made through our links may earn us commissions.

To keep your grass green and lush, you need to mow, fertilize, water and maintain it. But maintenance can be a hassle, especially if you live or work somewhere where the weather is extreme. A lawn pre emergent can help protect your grass from insects, weeds and diseases by stopping them in their tracks.

Lawn pre emergents come in a variety of forms, including granular and liquid pre emergents, and as liquid concentrates.

We tested granular lawn pre emergents by pouring a measured amount onto each lawn sample, then watering it in. We then evaluated each lawn sample for appearance, color, fertility and vigor to determine how well the lawn pre emergent worked. We also evaluated lawn pre emergents for ease of use by pouring a full 16-ounce bottle onto a lawn sample and measuring how much product it took to cover the sample, determining how easy it was to dispense exactly how much product you needed.

The MOOZ Reviews Lab tested liquid lawn pre emergents by spraying a measured amount onto each lawn sample, then watering it in. We then evaluated each lawn sample for appearance, color, fertility and vigor to determine how well the lawn pre emergent worked. We also

1
9.6
SCORE
Scotts VB30015 Halts Crabgrass & Grassy Weed Preventer: Treats up to 5,000 sq. ft, Pre-Emergent Control for Lawns, Also Works on Chickweed & More, 10.06 lb (2-Pack)

Scotts VB30015 Halts Crabgrass & Grassy Preventer: Weed Treats up to 5

by Scotts
What We like

Apply in fall to prevent moss

2
9.5
SCORE
Bonide (BND60400) - Crabgrass and Weed Preventer, Dura Turf Crab-Grass Pre-Emergent Control for Lawn and Ornamental Garden Beds (9.5 lb.)

Bonide (BND60400)

by Arett Sales - LG
What We like

READY TO USE - Bonide weed preventer is ready to use, and it is easy to apply. It can be applied up to 4 weeks later than other crabgrass preventers and provides up to four months of crabgrass control

3
9.5
SCORE
Scotts WeedEx Prevent with Halts - Crabgrass Preventer, Pre-Emergent Weed Control for Lawns, Prevents Chickweed, Oxalis, Foxtail & More All Season Long, Treats up to 5,000 sq. ft., 10 lb.

Scotts WeedEx Prevent with Halts

by Scotts Miracle Gro
What We like

Effective pre-emergent control of crabgrass, foxtail, spurge, oxalis, and other grassy and broadleaf weeds

4
9.3
SCORE
Monterey LG5134 Impede, Pre-Emergent Weed Control for Lawns and Gardens, 128 oz

Monterey LG5134 Impede

by Monterey
What We like

Cultivate after application - once the product has been watered into the soil, additional cultivation or hoeing will not decrease the effectiveness of the weed Killer.

5
8.9
SCORE
Monterey Weed Impede (Surflan Herbicide) Monterey Lawn & Garden Pre Emergent Herbicides-Pint

Monterey Weed Impede (Surflan Herbicide) Monterey & Lawn Garden Pre Emergent Herbicides-Pint

by Monterey Lawn & Garden
What We like

Qt

6
8.6
SCORE
ITS Supply Isoxaben 75WG Pre-Emergent Herbicide for Lawn & Landscape 1 lb replaces Gallery

ISOXABAN 75WG ITS Supply Isoxaben 75WG Pre-Emergent Herbicide Lawn for & Landscape 1 lb replaces Gallery

by Control Solution Inc.
7
7.8
SCORE
Simazine 4L Pre Emergent Herbicide for Broadleaf and Grass Suppression

Drexel Chemical Co Simazine 4L Pre Herbicide Emergent for Broadleaf and Grass Suppression

by Drexel Chemical Co.
What We like

Apply 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre in the late Fall when the crop is well established. The application should be timed to coincide with the start of the Winter rainfall period to control germinating annual weeds. A second application at the rate of 1.6 to 2 pints of this product (0.8 to 1 lb. a.i.) per acre can be made in the Spring just after the last cultivation. Use a minimum of 20 gallons of spray solution with ground equipment per acre. For best results, field

8
7.8
SCORE
The Andersons 19-0-6 Turf Fertilizer with Barricade Pre-Emergent Herbicide, 50 lb. Bag

ANDERSONS, THE The Andersons 19-0-6 Fertilizer Turf with Barricade Pre-Emergent Herbicide

by The Andersons
What We like

An easy method of fertilizing and preventing weed germination in one formula

9
7.8
SCORE
Dow AgroSciences Dimension Granular Pre-Emergent Herbicide (50 LB)

Dow AgroSciences Dimension Granular Herbicide Pre-Emergent (50 LB)

by The Andersons
10
7.4
SCORE
Dithiopyr Pre-Emergent Herbicide with Fertilizer 0-0-7 (45lb)

Yard Mastery Dithiopyr Pre-Emergent with Herbicide Fertilizer 0-0-7 (45lb)

by Sunniland Corporation
What We like

45lb bag will cover 11,250 sq ft. If you dont use it all, you can store it for up to 2 years.

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