Best Post-Emergent Weed Killers for Bermuda Grass
Bermuda grass lawns frequently fight weed invasions from crabgrass, dandelion, clover, chickweed, and other broadleaf species. Post-emergent weed killers target these weeds after they appear, ideally sparing the turf when used as directed. The products below are designed for Bermuda lawns, offering quick knockdown, extended control, or both. This guide highlights five effective options—ranging from ready-to-spray formulas to concentrates—so you can match your lawn’s needs and local conditions. Review the product features carefully to choose one that aligns with your yard’s weed profile and maintenance goals.
| Product | Brand | Size | Notable Weeds | Notes |
|---|---|---|---|---|
| Ortho WeedClear Lawn Weed Killer Ready-To-Spray | Ortho | 32 oz | Crabgrass, Dandelion, Clover, Chickweed, Foxtail | Safe on Bermudagrass when used as directed |
| BASF Drive XLR8 Crabgrass Killer | BASF | 64 oz | Crabgrass, Foxtail; Broadleaf weeds | Water-based formulation; up to 30 days residual; rainfast quickly |
| Scotts Turf Builder Triple Action | Scotts | 11.31 lb | Dandelion, Clover, Dollarweed, Ground ivy, Chickweed, Plantain, Henbit | Kills weeds, prevents crabgrass, and feeds lawn |
| Spectracide Weed Stop For Lawns Plus Crabgrass Killer | Spectracide | 1 gallon | Dandelion, Chickweed, Clover, Crabgrass, Yellow nutsedge | Kills 470+ weed types; visible results in about 5 hours |
| Liquid Harvest Mesotrione – 8oz | Liquid Harvest | 8 oz | 46 broadleaf species and grasses (including Bermuda, Crabgrass, Dandelion, Clover) | Pre- and post-emergent; concentrate for lawn and turf |
Ortho WeedClear Lawn Weed Killer
Ortho WeedClear Lawn Weed Killer is a ready-to-spray solution designed to target common lawn weeds. It provides fast-acting control, aiming to kill listed weeds down to the root with a single application. The product is labeled for use on a variety of lawn grasses and is positioned as safe for Bermudagrass when applied according to directions. This makes it a convenient option for homeowners seeking a quick, versatile approach to weed management without mixing concentrates.
- Weed killer for lawns: Kills weeds including dandelion, chickweed, clover, crabgrass and foxtail
- Fast-acting weed control: Kills listed weeds down to the root with 1 application
- Broadcast treatment for weeds: Won’t harm lawn grasses when used as directed; suitable for Bermudagrass and other common lawn types
BASF Drive XLR8 Crabgrass Killer
BASF Drive XLR8 is a post-emergent herbicide designed for lawn and turf use, with a water-based formulation to enhance uptake and control. The product advertises extended residual control for up to 30 days, helping to keep turfgrass free from troublesome weeds between applications. It also emphasizes rapid action, being rainfast within an hour, which supports consistent results during unpredictable weather. The broad-spectrum weed control targets a wide range of weeds including crabgrass and certain broadleaves that commonly invade Bermuda lawns.
- Water-Based Formulation: Superior control with faster plant uptake
- Extended Residual Control: Up to 30 days of weed suppression
- Rainfast in less than an hour
- Broad-Spectrum Weed Control: Crabgrass, foxtail, and key broadleaf weeds
Scotts Turf Builder Triple Action
Scotts Turf Builder Triple Action combines weed control, crabgrass prevention, and lawn feeding in one product. It addresses existing listed lawn weeds, including dandelion, clover, dollarweed, ground ivy, chickweed, plantain, henbit, and English daisy, while also offering crabgrass prevention for up to four months. This makes it a comprehensive option for Bermuda lawns seeking ongoing weed mitigation and nutrient support. The fertilizer component can help improve overall lawn vigor, contributing to a healthier, thicker turf over time.
- Kills weeds, prevents crabgrass, and feeds grass
- Controls listed weeds including dandelion, clover, and chickweed
- Prevents crabgrass for 4 months and helps deter other grassy invaders
Spectracide Weed Stop For Lawns
Spectracide Weed Stop For Lawns Plus Crabgrass Killer is designed to kill a broad range of weeds while leaving the lawn itself unharmed when used as directed. It is marketed for rapid visible results, with the manufacturer claiming noticeable improvement in as little as five hours. The product’s extensive list of weed targets includes dandelion, chickweed, clover, and crabgrass, among others, making it suitable for bermudagrass lawns facing multiple weed pressures. It’s a convenient option for homeowners who want a ready-to-use solution with wide weed coverage.
- Kills weeds—not the lawn: directed use minimizes turf injury
- Visible results in about 5 hours
- Kills 470+ weed types including crabgrass, dandelion, and clover
Liquid Harvest Mesotrione
Liquid Harvest Mesotrione is a concentrated mesotrione product designed for lawn and turf grasses, including Bermuda. As a pre- and post-emergent option, it targets a broad spectrum of broadleaf species and grasses. Its activation requires water, and results may take 2-3 weeks for full weed death. The product is compatible with a range of common lawn grasses and is particularly noted for its applicability to stubborn weeds while aiming to minimize stress on established turf when used as directed. It is best applied with attention to rainfall and irrigation, especially on Bermuda lawns with active weed pressure.
- Mesotrione active ingredient with rapid initial absorption
- Targets 46 broadleaf species and grasses
- Suitable for several warm-season and cool-season grasses; avoid certain sensitive species
- Apply with sufficient water; expect 2-3 weeks for full weed death
Buying Guide
Choosing the right post-emergent weed killer for Bermuda grass involves matching weed types, turf tolerance, and local climate to product traits. Consider weed spectrum: some formulas excel at broadleaf weeds, while others tackle grasses like crabgrass more effectively. Assess residual control versus application frequency to balance budget with long-term lawn health. Always follow label directions to protect Bermuda grass and nearby plants, pets, and children.
Application timing and weather are critical. Post-emergent products work best when weeds are actively growing and temperatures are moderate. Heavy rainfall soon after application can wash away the product or reduce uptake, while extended drought may limit absorption. In dry seasons, watering or irrigation requirements may influence results. For Bermuda grass, select products explicitly labeled for Bermuda or bermudagrass tolerance to minimize turf injury.
Active ingredients matter. Options include ACC- or 2,4-D-based broadleaf herbicides, quinclorac-based crabgrass killers, and newer formulations like mesotrione concentrates. Each ingredient has distinct weed targets, safety margins, and compatibility with fertilization or stress management practices. If you have a mix of broadleaf weeds and annual grasses, a product with broad-spectrum efficacy and residual control can reduce the need for multiple applications. For nutrient-fortified lawns, a product pairing weed control with fertilization, like Scotts Turf Builder Triple Action, can simplify maintenance.
Safety and compatibility deserve emphasis. Always test on a small area first if you’re unsure how Bermuda grass will react. Wear gloves and follow PPE guidelines if applying concentrates. When treating lawns with pets, keep them off treated areas until the product has dried and the label’s re-entry interval has passed. For pesticide-sensitive landscapes or carefully managed yards, starting with a ready-to-use spray may lower risk of misapplication compared to concentrates.
Performance should be weighed alongside cost and convenience. Ready-to-use sprays like Ortho WeedClear provide quick results with minimal mixing, which is ideal for smaller lawns or first-time users. Concentrates such as BASF Drive XLR8 or Mesotrione offerings may deliver flexible mixing ratios and longer-term control for larger areas, potentially reducing per-square-foot costs over time. Compare label coverage, dilution rates, and the product’s stated lifespan to estimate total value for Bermuda grass maintenance.
| Aspect | Ortho WeedClear | BASF Drive XLR8 | Scotts Turf Builder Triple Action | Spectracide Weed Stop | Liquid Harvest Mesotrione |
|---|---|---|---|---|---|
| Best For | Ready-to-use weed control | Crabgrass and broadleaf weeds; quick delivery | Weed control + crabgrass prevention + fertilizer | Large weed spectrum with fast visible results | Pre- and post-emergent; broadleaf and grass targets |
| Residual/Speed | Fast-acting; single application possible | Up to 30 days residual; rainfast quickly | Up to 4 months crabgrass prevention | Visible in ~5 hours; wide weed coverage | Depends on weather; 2–3 weeks for full effect |
| Best For Bermuda | Yes, labeled for Bermudagrass | Yes, lawn and turf focus | Yes, lawn-oriented formula | Yes, lawn-focused product | Yes, turf-friendly concentrate |
In summary, the right choice depends on your Bermuda lawn’s weed profile and maintenance routine. If you want a quick, ready-to-spray option with broad coverage, Ortho WeedClear or Spectracide Weed Stop are strong picks. For longer residual control and integrated lawn care, BASF Drive XLR8 or Scotts Turf Builder Triple Action offer extended protection and added fertilization benefits. If you prefer a concentrate to tailor applications for larger areas or specific weed targets, Liquid Harvest Mesotrione provides flexibility and a broad weed spectrum. Always verify compatibility with your specific Bermuda grass cultivar and local growing conditions before applying.