Crabgrass can quickly overtake a lawn, making it look uneven and stressed. The following guide reviews selective, lawn-friendly weed killers that target crabgrass and common weeds while protecting your turf. Each option below is designed for different lawn needs—concentrates for large areas, ready-to-use sprays for quick spot treatments, and multi-weed formulas that tackle tough weed problems. Read on to compare active ingredients, coverage, and how to apply for best results.
| Product | Brand | Key Benefit | Format |
|---|---|---|---|
| BioAdvanced All-In-One Lawn Weed and Crabgrass Killer I, 40 oz | BioAdvanced | Kills listed weeds and crabgrass down to the root | Concentrate |
| BioAdvanced All-in-One Lawn Weed & Crabgrass Killer, Ready-to-Use, 1gal | BioAdvanced | Fast-acting, persists up to 3 months; gentle on common grasses | Ready-to-Use |
| Ortho WeedClear Lawn Weed Killer Ready-to-Spray, 32 oz | Ortho | Kills crabgrass and other listed weeds down to the root | Ready-to-Spray |
| BioAdvanced All-in-One Lawn Weed & Crabgrass Killer, Concentrate, 32 oz | BioAdvanced | Tackles tough weeds and won’t harm most common lawns | Concentrate |
| Spectracide Weed Stop For Lawns Plus Crabgrass Killer Concentrate, 32 oz | Spectracide | Kills crabgrass and 470+ weed types while protecting the lawn | Concentrate |
BioAdvanced All-In-One Lawn Weed and Crabgrass Killer I, 40 oz
All-In-One Formula: This concentrate kills listed lawn weeds and crabgrass without damaging the lawn. It penetrates weeds to the root for thorough control. Suitable for use on established turf and is designed to handle a broad range of common lawn weeds. Apply according to label directions to minimize stress to your grass.
BioAdvanced All-in-One Lawn Weed & Crabgrass Killer Ready-to-Use, 1gal
Kills hard-to-control weeds: Targets mature crabgrass, dandelion, clover, foxtail, and yellow nutsedge. The formulation is gentle on Kentucky Bluegrass, Ryegrass, and Fescue when used as directed. It starts working on contact and provides up to three months of control, offering a sustained reduction in weed pressure with a single application.
Ortho WeedClear Lawn Weed Killer Ready-To-Spray, 32 oz
Fast-acting weed control: Kills listed weeds such as crabgrass, dandelion, clover, chickweed, and creeping charlie down to the root with one application. It is designed for use on common lawn grasses including Bermudagrass, Buffalograss, Fescues, Kentucky Bluegrass, Ryegrass, and Zoysiagrass when used as directed, and aims to spare healthy turf while targeting weeds.
BioAdvanced All-In-One Lawn Weed & Crabgrass Killer, Concentrate, 32 oz
Multi-weed efficacy with root-level action: This concentrate targets hard-to-control weeds such as mature crabgrass, dandelion, clover, foxtail, and yellow nutsedge. It remains a listed product under label guidelines and is designed to be gentle on common lawn varieties when applied as directed, delivering rapid weed suppression and extended control.
BioAdvanced All-In-One Lawn Weed and Crabgrass Killer I, Ready-to-Use, 24 oz
All-In-One formula with root action: This ready-to-use spray targets crabgrass and more than 200 common weeds. It provides effective control by penetrating listed weeds to the root, helping prevent regrowth when used as directed. Ideal for spot treatments and smaller lawns where quick results are desired.
Spectracide Weed Stop For Lawns Plus Crabgrass Killer Concentrate, 32 oz
Kills weeds, not the lawn: Controls listed weeds—including crabgrass—without harming the lawn when used as directed. It also kills crabgrass and claims broad-spectrum weed control for 470+ types. This option is suitable for users who want broad weed management with a single product that remains mindful of turf health.
Buying Guide
When choosing a crabgrass control product, consider lawn type, weed pressure, and application method. Concentrates typically offer better value for larger lawns, while ready-to-use formulas are convenient for spot treatments and beginners. Look for products labeled as safe for your grass type (Kentucky Bluegrass, Fescue, Ryegrass, Bermudagrass) and note the residual control period if extended control is desired. For lawns with seedling crabgrass, an immediate knockdown product may be preferred, followed by a maintenance program. Always follow label directions to protect desirable grasses and plants.
Key considerations:
– Target weeds: Ensure the product lists crabgrass among its effective weeds.
– Turf safety: Check compatibility with your grass type to minimize damage.
– Application method: Choose ready-to-use sprays for quick use or concentrates for large areas and cost efficiency.
– Residual control: Some formulas offer ongoing protection for weeks to months; plan timing accordingly.
– Environmental impact: Follow eco-friendly practices, avoid runoff, and water after application as directed where recommended.
Usage tips:
– Apply when weeds are actively growing and before they seed.
– Water lightly after application if the label requires it, to enhance uptake.
– Reapply as directed if weed pressure remains after the initial treatment.
– Maintain a regular lawn care routine to reduce future crabgrass invasions, including proper mowing height, irrigation, and fertilization.