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10 Best Weed And Crabgrass Killers 2025 in the United States
#1
Winner
Roundup Weed & Grass Killer₄ Concentrate, Use in and Around Flower Beds, Walkways and Other Areas of Your Yard, 2.5 gal.
Roundup Weed & Grass Killer₄ Concentrate is a versatile and effective product designed to tackle tough weeds and grasses, including dandelions, crabgrass, and poison ivy. Its active ingredients are powerful enough to kill these weeds down to the root, making it a reliable choice for those looking to maintain a pristine lawn or garden. The product can be used in various areas of your yard, from flower beds to walkways, and even large areas like lawns and garden plots.
Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!#2
Scotts Liquid Turf Builder with Plus 2 Weed Control, Liquid Weed Killer and Fertilizer, 32 fl. oz.
Scotts Liquid Turf Builder with Plus 2 Weed Control is a liquid weed killer and fertilizer that helps control various listed broadleaf weeds such as dandelion, clover, and chickweed while providing a nitrogen boost to your lawn. This product is designed for use on a variety of grasses including Bluegrass, Fescue, and Bermudagrass, making it versatile for different lawn types.
Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!#3
Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 33.94 lbs., 12,000 sq. ft.
Scotts Turf Builder Triple Action1 offers a comprehensive solution for lawn care by combining weed control, weed prevention, and fertilization in one product. This blend is particularly versatile, as it targets a wide range of common lawn weeds such as dandelion, clover, and chickweed, making it suitable for various grass types including Kentucky Bluegrass, Bermudagrass, and Tall Fescue. It's important to note that while it prevents crabgrass for up to four months, it doesn't eliminate existing crabgrass, which may require additional treatment if already present.
Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Customer Highlights
A summary of real customer reviews to highlight what shoppers are saying!Top 10 Best Weed And Crabgrass Killers 2025 in the United States
#1
Winner
9.9 score
Roundup Weed & Grass Killer₄ Concentrate, Use in and Around Flower Beds, Walkways and Other Areas of Your Yard, 2.5 gal.
Roundup Weed & Grass Killer₄ Concentrate, Use in and Around Flower Beds, Walkways and Other Areas of Your Yard, 2.5 gal.
Type of Weed Killer: Weed & Grass Killer
Application Method: Tank or hose-end sprayer
Safety and Environmental Impact: Caution: potential impact on non-target plants
Rainfastness: 30 minutes
Chosen by 1108 this week
Scotts Liquid Turf Builder with Plus 2 Weed Control, Liquid Weed Killer and Fertilizer, 32 fl. oz.
Scotts Liquid Turf Builder with Plus 2 Weed Control, Liquid Weed Killer and Fertilizer, 32 fl. oz.
Type of Weed Killer: Liquid weed killer
Application Method: Ready-to-spray
Active Ingredients: Nitrogen
Pre-Emergent vs. Post-Emergent: Post-emergent
Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 33.94 lbs., 12,000 sq. ft.
Scotts Turf Builder Triple Action1 - Combination Weed Control, Weed Preventer, and Fertilizer, 33.94 lbs., 12,000 sq. ft.
Type of Weed Killer: Pre-emergent and post-emergent
Application Method: Applied with Scotts spreader, needs watering
Active Ingredients: Pendimethalin, 2,4-D, Dicamba
Pre-Emergent vs. Post-Emergent: Pre-emergent and post-emergent
Safety and Environmental Impact: Follow safety guidelines to minimize impact
Roundup Weed and Grass Killer4 with Trigger Sprayer, Use in and Around Flower Beds, Trees, and Driveways, 1 gal.
Roundup Weed and Grass Killer4 with Trigger Sprayer, Use in and Around Flower Beds, Trees, and Driveways, 1 gal.
Type of Weed Killer: Weed and Grass Killer
Application Method: Trigger Sprayer
Pre-Emergent vs. Post-Emergent: Post-Emergent
Safety and Environmental Impact: Chemical herbicides can pose risks
Rainfastness: Rainproof within 30 minutes
Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill, Kills & Prevents for up to 1 Year, 1.25 gal.
Roundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer Refill, Kills & Prevents for up to 1 Year, 1.25 gal.
Type of Weed Killer: Weed & Grass Killer
Application Method: Spray
Pre-Emergent vs. Post-Emergent: Pre-Emergent
Safety and Environmental Impact: Handle with care
Rainfastness: 30 minutes
Related Products
Up to 10% off
Ortho WeedClear Weed Killer for Lawns with Comfort Wand, Kills More than 250 Weeds including Dandelion and Clover, 1 gal
Ortho WeedClear Weed Killer for Lawns with Comfort Wand, Kills More than 250 Weeds including Dandelion and Clover, 1 gal
Type of Weed Killer: WeedClear Weed Killer for Lawns
Application Method: Comfort Wand applicator
Safety and Environmental Impact: Safe for people and pets once dried
Rainfastness: Rainproof within 1 hour
Ortho GroundClear Weed and Grass Killer with Comfort Wand, Kills Dandelions, Chickweed, Crabgrass, Moss and More in Patios and Landscapes, OMRI Listed, 1 gal.
Ortho GroundClear Weed and Grass Killer with Comfort Wand, Kills Dandelions, Chickweed, Crabgrass, Moss and More in Patios and Landscapes, OMRI Listed, 1 gal.
Type of Weed Killer: Post-emergent
Application Method: Comfort Wand
Active Ingredients: Ammonium Nonanoate
Pre-Emergent vs. Post-Emergent: Post-emergent
Safety and Environmental Impact: OMRI listed
Rainfastness: 2 hours
Celsius WG - 0.226 oz Easy Mix Packet-Post Emerge Weed Control
Celsius WG - 0.226 oz Easy Mix Packet-Post Emerge Weed Control
Type of Weed Killer: post-emergent
Application Method: Easy Mix Packet
Active Ingredients: Dicamba 57.4%, Iodosulfuron 1.9%, Thiencarbazone 8.7%
Pre-Emergent vs. Post-Emergent: post-emergent
Safety and Environmental Impact: concerns about safety and impact
Scotts WeedEx Prevent with Halts, Crabgrass Preventer, Pre-Emergent Grassy Weed Killer, 5,000 sq. ft., 10.06 lbs.
Scotts WeedEx Prevent with Halts, Crabgrass Preventer, Pre-Emergent Grassy Weed Killer, 5,000 sq. ft., 10.06 lbs.
Type of Weed Killer: Pre-emergent grassy weed killer
Application Method: Spreading granules on lawn
Active Ingredients: Pendimethalin
Pre-Emergent vs. Post-Emergent: Pre-emergent
Safety and Environmental Impact: Affects non-target plants and aquatic life
Rainfastness: Effective if absorbed before rainfall
#10
7.6 score
Spectracide Weed Stop For Lawns Plus Crabgrass Killer, Ready-to-Use, 1 gallon
Spectracide Weed Stop For Lawns Plus Crabgrass Killer, Ready-to-Use, 1 gallon
Type of Weed Killer: Liquid weed killer
Application Method: Spray
Safety and Environmental Impact: Safe for lawns as directed
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Buying Guide for the Best Weed And Crabgrass Killers
Choosing the right weed and crabgrass killer can make a significant difference in maintaining a healthy and beautiful lawn or garden. The key is to understand the different specifications and how they align with your specific needs. Here are some important factors to consider when selecting a weed and crabgrass killer.Type of Weed KillerWeed killers come in two main types: selective and non-selective. Selective weed killers target specific types of weeds without harming other plants, making them ideal for lawns and gardens where you want to preserve the surrounding vegetation. Non-selective weed killers, on the other hand, kill all plants they come into contact with and are best used for clearing areas completely, such as driveways or walkways. Choose a selective weed killer if you need to protect your grass and other plants, and a non-selective one if you need to clear an area entirely.
Application MethodWeed and crabgrass killers can be applied in various ways, including sprays, granules, and concentrates. Sprays are easy to use and allow for targeted application, making them suitable for spot treatments. Granules are spread over a larger area and are ideal for treating entire lawns. Concentrates need to be mixed with water and are often more economical for large areas. Consider the size of the area you need to treat and your preference for application when choosing the method.
Active IngredientsThe active ingredients in weed killers determine their effectiveness and the types of weeds they can control. Common active ingredients include glyphosate, which is effective against a wide range of weeds, and 2,4-D, which targets broadleaf weeds. Understanding the specific weeds you are dealing with will help you choose a product with the right active ingredients. If you are unsure, look for a broad-spectrum weed killer that covers a wide range of weed types.
Pre-Emergent vs. Post-EmergentPre-emergent weed killers prevent weeds from germinating and are best applied before weeds appear, typically in early spring. Post-emergent weed killers target weeds that have already sprouted and are visible. If you are dealing with an existing weed problem, a post-emergent product is necessary. For preventing future weed growth, a pre-emergent product will be more effective.
Safety and Environmental ImpactConsider the safety of the product for humans, pets, and the environment. Some weed killers contain chemicals that can be harmful if ingested or if they come into contact with skin. Look for products that are labeled as safe for use around children and pets if this is a concern. Additionally, consider the environmental impact of the product, especially if you are using it near water sources or in areas frequented by wildlife. Organic or natural weed killers are available and may be a better choice for environmentally conscious users.
RainfastnessRainfastness refers to how quickly a weed killer becomes resistant to being washed away by rain. This is important because if it rains soon after application, the effectiveness of the product can be reduced. Check the label for information on how long the product needs to dry before it becomes rainfast. If you live in an area with frequent rain, choosing a product with a shorter rainfast period can ensure better results.