Our readers keep the lights on and my morning glass full of iced black tea. As an Amazon Associate, I earn from qualifying purchases.7 Best Broadleaf Weed Killer For Bermuda Grass | Safe for Bermuda

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Liquid Harvest Mesotrione is the closest consumer-accessible analog to the professional-grade Tenacity, and it offers a rare combination: Bermuda-grass-safe selective control with both pre-emergent and post-emergent action. This 8-ounce concentrate treats roughly 2,500 square feet at standard rates, targeting 46 broadleaf species plus several grassy weeds including crabgrass and clover. The key spec here is the chemical mode — it inhibits photosynthesis in the target plant while bleaching the foliage white over 2-3 weeks, a sign the systemic movement is working through the roots and leaves.

Bermuda turf is explicitly listed as a tolerant species, but the label carries a critical nuance: apply only to dormant Bermuda to avoid temporary whitening of the lawn. Owners report exceptional results on centipede and St. Augustine (sod only) with no burning when the rate is kept at 1 teaspoon per 2 gallons of water. The product requires activation water — 0.15 inches of rain or irrigation within 10 days — making it slightly less convenient for dry spells. It also needs a spray tank with a dye additive for visibility, because overlapping application can cause turf discoloration.

For a mid-range price point, this delivers pro-level chemistry and seed-safe overseeding capability (you can seed immediately after spraying). The main trade-off is patience: it is slower acting than contact killers, and heat-stressed turf may show more bleaching. Still, for the homeowner who wants a single bottle that handles crabgrass, clover, and broadleaf while protecting Bermuda, this is the most versatile start point in the entire group.

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Target 6 Plus is the MSMA concentrate that golf course superintendents and sod farms reach for when Bermuda needs a deep clean. At 48.3% monosodium acid methanearsonate, it is one of the most potent single-active herbicides available for warm-season turf, and it specifically targets the warm-season weed complex — dallisgrass, crabgrass, johnsongrass, pigweed, and nutsedge — that other broadleaf formulas often miss. The general mix rate is 2 oz per gallon of water, and a single 2.5-gallon jug covers an enormous area for the investment.

Owner reviews consistently note that this product works fast, with visible damage appearing within a week on many species. However, the margin for error is thin: overmixing at 1.5 tbsp per 2 gallons stressed Bermuda to the point of dormancy in low-rain conditions. This is not a casual spot-spray product — it demands precise measuring, a quality sprayer, and preferably a surfactant (sticker) to maximize contact. It is also important to note that MSMA is a restricted-use pesticide in several states, so verify your local regulations before purchasing.

The biggest reason to choose this over consumer-grade blends is its unmatched effectiveness against hard-to-kill perennial weeds that have roots descending 6 feet into the soil. For a homeowner managing a half-acre or more of established Bermuda, the cost-per-square-foot is significantly lower than buying multiple single-use bottles. The trade-offs are the toxicity in storage and the need for seasonal re-treatment as deep-rooted weeds resprout.

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Bonide Weed Beater Ultra is the heavy-hitting tri-blend sulfate formulation that covers over 200 broadleaf weed species and boasts a rainproof window of just hours after drying. At 32 ounces treating approximately 10,000 square feet, it is the most cost-efficient bottle in this comparison for a typical suburban lawn. The active ingredients — 2,4-D, Dicamba, and MCPP — work synergistically to attack broadleaf weeds from multiple pathways, reducing the chance of resistance and speeding up visible death to within 7-14 days.

Bermuda grass tolerates this formula well when applied at the label rate of 3 oz per gallon in a pump sprayer, but owners report that hard-to-kill weeds like wild onion and ground ivy require two treatments about two weeks apart. The product label explicitly warns against spraying during heat-wave conditions because the turf stress from high temperatures can amplify the chemical’s effect on Bermuda leaves. Rainfastness is a genuine advantage here: once the product dries completely, it will not wash off, which means you can apply it even in questionable weather without losing efficacy.

The most common complaint is that stubborn broadleaf perennials demand persistence — a single treatment is rarely enough for deeply established clover or oxalis patches. However, for the combination of fast knockdown, broad weed spectrum, and budget-friendly coverage, the Weed Beater Ultra earns its place as the go-to starter chemistry for any Bermuda owner seeking a first-pass cleanup. It is not a pre-emergent, so combine it with a spring pre-emergent like Mesotrione for season-long control.

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Agrisel Sulfentrazone 4F is a dual-action pre-emergent and post-emergent powerhouse that stops weeds before they germinate and kills existing broadleaf and sedge weeds. The active ingredient Sulfentrazone — the same chemistry found in professional brands like Dismiss — offers an exceptionally low use rate; at 0.5 to 1.5 teaspoons per gallon, the 8-ounce bottle covers approximately 2,500 square feet, making it economical despite the price point. The product labels 100+ weeds controlled, including crabgrass, creeping charlie, clover, and sedges, which makes it a favorite for Bermuda lawns that also have nutgrass pressure.

Bermuda grass tolerance is excellent when applied at the recommended rate, though owners mixing fescue with Bermuda report that the Sulfentrazone can thin fine-leaved turf if over-applied. The “tip and pour” bottle design simplifies measuring, but a spray dye is still strongly recommended to avoid double-coverage. Post-emergent activity takes about 5-7 days for visible stunting, with full death in 2-3 weeks. The pre-emergent residual lasts 4-6 weeks in the soil, depending on rainfall and organic matter content.

The main reason to choose this over Mesotrione is the sedge control — Mesotrione does not reliably kill nutsedge, while Sulfentrazone 4F is one of the few homeowner-accessible chemistries that handle both broadleaf and sedges in one tank mix. The pre-emergent activity also means you replace a separate spring application, saving time and reducing chemical handling in your storage area. The only notable downside is that it is not seed-safe — you must wait 4-6 weeks before overseeding Bermuda after application.

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Sedgehammer is a niche specialist — it uses Halosulfuron-methyl to attack the underground tubers and rhizomes of nutsedge, kyllinga, and horsetail. While its primary target group is sedges, it also provides incidental broadleaf weed suppression, making it a valuable companion to a broader-spectrum Bermuda herbicide. The 1.33-ounce water-dispersible granule bottle treats about 4,000 square feet at standard rates, and the product is explicitly labeled for use on Bermudagrass, St. Augustine, and all other major warm-season turf types without stunting.

Bermuda owners who fight yellow nutsedge in late summer will find this chemistry irreplaceable. The mode of action is systemic — the plant absorbs it through the foliage and translocates it to the tubers, preventing regrowth from underground storage organs. Owners report visible decline within 10-14 days, with full suppression after a single application. The product requires a non-ionic surfactant for best results, and it is rainfast after 4 hours. It does not carry pre-emergent activity, so spring applications must be timed to post-emergence of the sedge.

The main limitation is spectrum: Sedgehammer will not kill broadleaf stalwarts like dandelion, clover, or ground ivy. For a Bermuda lawn that has a sedge-only problem, it is the best standalone choice. For a mixed weed burden, you tank-mix it with a broadleaf killer like Bonide Weed Beater Ultra. The trade-off is that it adds an extra purchase and mixing step, but the targeted tuber kill prevents the relentless regrowth that drives Bermuda owners crazy every July.

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Blindside Herbicide WDG from FMC is the premium water-dispersible granule formulation built for southern lawn mixes where Bermuda and St. Augustine coexist. The active ingredient Sulfentrazone (at a 4F equivalent concentration) is paired with a dry-flowable additive that creates a non-staining, even spray pattern. The label specifies 1,000 sq ft of coverage per 8 ounces at selective rates, making it more concentrated than Agrisel’s liquid 4F — you use less product per square foot. It controls over 100 broadleaf weeds plus sedges, with particular strength against wild violet, clover, and creeping charlie.

Bermuda owners who also have St. Augustine or Centipede in their lawn topography will find Blindside’s safety profile a standout — the WDG carrier reduces the phytotoxicity risk compared to liquid 2,4-D blends, and the Sulfentrazone is gentle on fine-leaved St. Augustine when mixed at 0.15 oz per gallon instead of the 0.23 oz max rate. Multiple verified owner reports confirm that it kills tough weeds and crabgrass without damaging the St. Augustine, a claim few other products in this list can make. The pre-emergent residual lasts 4-5 weeks, overlapping with the post-emergent kill for extended coverage.

The clear trade-off is the price per square foot and the mixing tedium. The WDG form requires vigorous shaking in warm water to fully dissolve, and you must spray immediately to prevent the granules from settling in the tank. For large areas, multiple batches are needed, which some owners find demanding. However, for the homeowner who values absolute turf safety and wants a single product that handles broadleaf, sedge, and pre-emergent prevention in one pass, Blindside’s cost is justified by the elimination of separate spring and fall applications.

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Monterey Turflon Ester is the Triclopyr-ester-based concentrated spot treatment that excels at killing unwanted Bermuda grass that has invaded flower beds or crept into St. Augustine lawns. However, in this guide, its value lies in its ability to control tough broadleaf weeds within established Bermuda — ground ivy, wild violet, and oxalis — while being gentle on the Bermuda itself. The 8-ounce bottle concentrates to a range of 1 oz per gallon for standard spot spraying, and owners report that it also handles the occasional grassy weed that escapes Mesotrione.

The ester formulation penetrates the waxy leaf cuticle of hard-to-kill plants far better than amine formulas, especially in cooler spring or fall temperatures. For Bermuda owners, this means you can extend your weed control window into October when amine-based killers stop working. Owner reviews emphasize that a fresh bottle (stored at room temperature, not a hot garage) works dramatically better than a year-old bottle, so plan to buy seasonally. The product is toxic to aquatic life, so drift management near ponds or streams is critical.

The trade-off is that Turflon Ester is a specialist, not a broad-spectrum generalist. It will not kill clover or dandelion as fast as a tri-blend like Bonide, and it has limited pre-emergent activity. Its best use case is as a part of a rotation program — use Bonide in early spring for broadleaf mass control, then switch to Turflon Ester in fall for the stubborn cool-season broadleaf survivors. The ester smell is also stronger than amine formulations, so wear a respirator if mixing in enclosed areas.