Best weed killers Deals Online in the US
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17% OffRoundup Weed and Grass Killer₄ with Pump 'N Go 2 Sprayer, Use in and Around Flower Beds, Trees & More, 1.33 gal.Roundup - Best Value
60% OffSpectracide Weed & Grass Killer, Use On Driveways, Walkways and Around Trees and Flower Beds, 1 Gallon (RTU Spray)Spectracide 
Spectracide Weed and Grass Killer 128 Oz Sprayer Ready-to-use 1 Gallon
24% OffRoundup Weed & Grass Killer₄ Refill, Use in and Around Flower Beds, Trees, Driveways, Walkways & More, 1.25 gal.Roundup
Roundup Pro Concentrate Weed Killer - 50.2% Glyphosate w/ Surfactant /no ship CA
24% OffSpectracide Weed & Grass Killer, 1.33 Gallons, With AccuShot Continuous Power Sprayer Kills Broadleaf Weeds and Grasses Down to the Root, Rainproof in 15 Minutes with Visible Results in 3 HoursSpectracide
Spruce Weed Killer Spray Power Wand Kit - Weed + Grass Killer₃ Reusable Weed Sprayer, Spot-Treating Kills Weeds in Lawns and Gardens, Additional 2 AA Batteries Included for Continuous Power (64 oz)Spruce-
2,4-D Amine (Weedar 64) Broadleaf Herbicide - 2.5 Gallons - NO SALES TO: CA, TX
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25% OffRM43 Concentrated Extended Control Weed KillerRM43
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Weedar 64 Broadleaf Herbicide - 2.5 Gallons (2,4-D)
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27% OffOrtho GroundClear Year Long Vegetation Killer2 Concentrate - Weed Killer Concentrate, Kills and Prevents Weeds Up to 1 Year, 2 gal.Ortho
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14% OffRoundup Dual Action 365 Weed & Grass Killer Plus 12 Month Preventer with Comfort Wand, Kills & Prevents for up to 1 Year, 1 gal.Roundup
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Ortho WeedClear Weed Killer for Lawns with Comfort Wand, 1 gal.
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20% OffScotts Turf Builder Weed and Feed5 - Weed Killer Plus Lawn Fertilizer, Lawn Weed Killer, Controls Dandelion and Clover, Grass Fertilizer for Up to 4,000 sq. ft., 11.32 lb.Scotts
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Roundup Pro Concentrate Weed Killer - 50.2% Glyphosate w/ Surfactant
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27% OffSpectracide Weed & Grass Killer 2, Use On Driveways, Walkways and Around Trees and Flower Beds, 32 fl Ounce SpraySpectracide
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GrassOut Max Weed Killer 16 oz – Kills 50+ Grassy Weeds, Safe for Plants & Pets
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11% OffRoundup Weed & Grass Killer₄ Concentrate, Use in and Around Flower Beds, Walkways and Other Areas of Your Yard, 1 gal.Roundup
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Spectracide Weed for Lawns Plus Crabgrass Killer Concentrate 32 Ounces Pack of 2
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19% OffOrtho WeedClear Lawn Weed Killer Ready-To-Spray - Weed Killer for Lawns, Kills Crabgrass, Dandelion and Clover, Hose-End Application, Covers 5,000 sq. ft., 32 fl. oz.Ortho
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Spectracide Weed and Grass Killer 128 Oz Sprayer Ready-to-use 1 Gallon
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Hi-Yield (33693) Super Concentrate Killzall Weed & Grass Killer (1 gal)Hi-Yield
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Spruce Snap & Spray Weed & Grass Killer Powered Starter Kit FAST RESULTS
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Ortho GroundClear Year Long Vegetation Killer2 Concentrate - Weed Killer Concentrate, Kills and Prevents Weeds Up to 1 Year, 1 gal.Ortho
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Roundup Dual Action Weed and Grass Killer Plus 4 Month Preventer, 1 gal.
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Ortho WeedClear Weed Killer for Lawns with Comfort Wand - Ready-To-Use, Weed Killer Herbicide, Won't Harm Grass (When Used as Directed), Kills Dandelion & Clover, 1 gal.Ortho
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Roundup QuikPro Weed Killer Herbicide 73.3% QuickPro 5 Packets, 1 packet per Gal
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Roundup for Lawns₁ Ready-to-Use with Extend Wand, Tough Weed Killer for Use on Northern Grasses, 1.33 gal.Roundup
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Gordon's Amine 400 Concentrated Weed Killer - 1 gal
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10% OffOrtho GroundClear Weed & Grass Killer with Comfort Wand - Kills Dandelions, Chickweed, Crabgrass, Moss & More, OMRI Listed, Ready-to-Use Grass and Weed Killer Spray, 1 gal.Ortho
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Ranger Pro 2.5 Gal -41% Glyphosate Kills Most Weeds and Grasses NOT FOR SALE CA
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Spectracide Weed And Grass Killer Concentrate 40 Ounces, Use On Patios, Walkways And DrivewaysSpectracide
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GrazonNext HL 2 Gallons - Herbicide/Weedkiller (Same as Forefront HL)NO SALES:CA
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Just For Pets Weed Killer Spray (128 oz Gallon) NO GlyphosateJUST FOR PETS
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Southern Ag Amine 2,4-D WEED KILLER, 32oz - QuartSouthern Ag
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Spectracide Weed Stop For Lawns Plus Crabgrass Killer, 1 Gallon, Ready-To-Use Formula Kills More Than 470 Types Of Weeds As Listed Including Dandelion, Chickweed, Clover, Crabgrass And Yellow NutsedgeSpectracide
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Compare-N-Save 75324 Herbicide, 1-gallon, whiteCompare-N-Save
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35% OffSpectracide Weed Stop For Lawns Concentrate 32 Ounces, Ready To Spray, Kills All Types Of Listed Broadleaf WeedsSpectracide
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Natural Elements Weed Killer | Pet Safe, Safe Around Children | Natural Herbicide (1 Gallon)Natural Elements
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Roundup Quickpro 6.8lbRoundup
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Round Up Pro Weed Killer 2.5 GallonRoundup
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20% OffRM43 76502 32Oz Total Veg Control Glyph Imazapyr Weed Preventer, 0.25 - GallonRM43
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10% OffRoundup Dual Action Weed & Grass Killer Plus 4 Month Preventer Concentrate, 32 fl. oz.Roundup
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23% OffBASF Drive XLR8 Crabgrass Killer for Lawn & Turf, Post Emergent Grassy & Broadleaf Weed Control, Active Ingredient Quinclorac, 30 Day Residual, Herbicide, Concentrate 64 OunceBASF
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24% OffPreen Garden Weed Preventer - 16 lb. Pail - Covers 2,560 sq. ft.Preen
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Stump-Out Stump & Vine Killer, 8 oz Concentrate with Applicator, Fast Acting Home Tree Stump RemovalBonide
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Scotts Turf Builder Triple Action1 - Weed Control, Lawn Weed Killer, Crabgrass Preventer, and Grass Fertilizer for Lawns, Covers 12,000 sq. ft., 33.94 lb.Scotts
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Compare-N-Save Glyphosate Concentrate Grass & Weed Killer Herbicide, 2.5-GallonCompare-N-Save
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Roundup Poison Ivy Plus Tough Brush Killer₂ with Comfort Wand, Visible Results in Hours, 1 gal.Roundup
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18% OffSpectracide Weed Stop For Lawns Concentrate, Kills Weed Roots, Not The Lawn, 40 fl OunceSpectracide
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Gordon’s SpeedZone Lawn Weed Killer, 20 Ounces, 652400GORDON'S
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18% OffOrtho Dial N Spray Hose-End Sprayer - For Liquid Weed Killer, Insect Killer and Fungicide, Hose Fertilizer Sprayer with 14 Dilution SettingsOrtho
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16% OffHi-Yield (33692) Super Concentrate Killzall Weed & Grass Killer (32 oz)Hi-Yield
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Hi-Yield (21416) 2,4-D Selective Weed Killer (1 gal)Hi-Yield
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11% OffOrtho WeedClear Weed Killer for Lawns Ready-To-Spray - Won't Harm Grass (When Used as Directed), Weed Killer Spray, Kills Dandelion & Clover, Treats up to 16,000 sq. ft., 32 fl. oz.Ortho
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Tenacity Turf Herbicide - 8 ounces (Packaging may vary)Syngenta
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Green Gobbler Natural Total Control Weed & Grass Killer | Made with Concentrated Salt & Vinegar | Pet Safe | Kills to The Root | 1 Gallon TriggerGreen Gobbler
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13% OffOrtho GroundClear Poison Ivy and Tough Brush Killer3 with Comfort Wand - Ready-To-Use Weed Killer with Results in 1 Hour, 1 gal.Ortho
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11% OffScotts Weed Control for Lawns, Weed Killer, Kills Over 200 Weed Types Including Dandelion and Clover, 5,000 sq. ft, 14 lbs, YellowScotts
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30% OffHi-Yield (33701) Super Concentrate Killzall II (2.5 gal)Hi-Yield
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Prime Source Celsius WG - 0.226 oz Easy Mix Packet-Post Emerge Weed ControlEnvu
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TZONE SE Broadleaf Herbicide for Tough Weeds - 1 QuartPBI / Gordon
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14% OffRoundUp Promax 1.67 Gallon JugRoundup
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12% OffDow AgroSciences Grazon Next HL 2 GallonDow AgroSciences
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Spruce EZ-AIM Grass and Weed Killer Spray - Precision Shot for Cracks, Edges & Small Spaces - Starts Wilting in 1 Hour, Dead Weeds in 24 Hours (3 Pack, 10 Oz Each)Spruce
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Ortho GroundClear Super Weed & Grass Killer1 with Comfort Wand - Ready-to-Use Weed Killer Spray, Continuous Spray, Results in Hours, 0.5 gal.Ortho
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16% OffRoundup Pro Concentrate Herbicide - 1 jug (2.5 gal.)Roundup
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23% OffECO Garden PRO - Organic Vinegar Weed Killer | Kid/Pet Safe | Clover Moss, Green Grass & Poison Ivy Killer for Lawns | Spray Ready Glyphosate Free Herbicide (1 Gallon)ECO GARDEN PRO PROFESSIONAL
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Ranger Pro Herbicide - 1 jug (2.5 Gal.)Ranger Pro
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RM18 Fast-Acting Weed & Grass Killer Herbicide, Spray, 1-gallonRM18
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The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control - Covers up to 12,880 sq ft (40 lb)The Andersons
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Ranger Pro Ranger++Ranger+Pro+Glyphosate++Herbicide++Concentrate++2.5+gal.Ranger Pro
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Roundup 5003410 Weed and Grass Killer III Ready-to-Use Trigger Spray, 30-OunceRoundup
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12% OffAlligare Diquat Aquatic Herbicide to Control Bluegrass, Duckweed, Hydrilla & More - Glyphosate Alternative, Fast-Acting Non-Selective Liquid Weed Killer for Aquatic & Landscape Use - 1 Gallon (128oz)ALLIGARE
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Natural Armor Weed and Grass Killer All-Natural Concentrated Formula. Contains No Glyphosate (128 OZ. Gallon Refill)Natural Armor
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Compare-N-Save Concentrate Glyphosate Concentrate Grass & Weed Killer Herbicide, 32-OunceCompare-N-Save
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ALLIGARE - Triclopyr Herbicide 4 EC Selective Weed Killer for Woody Plants, Brush for Forestry, Pastures, Rights-of-Way, Wetlands & Industrial Sites - Compare to Garlon 4 & Remedy - 1 GallonALLIGARE
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Voluntary Purchasing Group Kills Weed Killer, 2.5 Gallon (33704)Voluntary Purchasing Group
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Ortho Weed B Gon Chickweed, Clover and Oxalis Killer for Lawns Concentrate, Kills Creeping Charlie, 16 fl. OzOrtho
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16% OffScotts Turf Builder Triple Action1 - Weed Control, Lawn Weed Killer, Crabgrass Preventer, and Grass Fertilizer for Lawns, Covers 4,000 sq. ft., 11.31 lb.Scotts
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20% OffBioAdvanced Brush Killer Plus, Ready-to-Spray Weed Killer, 32 oz – Kills Tough Brush Roots & Poison IvyBioAdvanced
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10% OffCorteva Agriscience Remedy HerbicideCorteva
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Ortho WeedClear Lawn Weed Killer Ready-to-Use with Comfort Wand, Kills Crabgrass, Dandelion and Clover, 1 gal.Ortho
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Roundup Quick Pro 1 box Makes 5 Gallons-1 BoxRoundup
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Bonide Captain Jack's Deadweed Brew, 128 oz Concentrate for All Types of Weeds and Grasses, for Organic Home GardeningBonide
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20% OffSpectracide Weed Stop for Lawns Concentrate, Ready to Spray, Kills All Types of Listed Broadleaf Weeds, 32 Ounce, 6 PackSpectracide
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Atticus Torocity Herbicide (8oz) - (Compare to Tenacity) - Mesotrione Concentrate - Selective Weed Killer for Lawns and Turf Grasses - Pre and Post Emergent ControlAtticus
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Spectracide Weed & Feed 20-0-0, 3 Count, Easy to Use QuickFlip Sprayer, Kills Weeds While Feeding Your Lawn, Kills Major Broadleaf Weeds Like Dandelion, Chickweed, Clover and PlantainSpectracide
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27% OffPreen Extended Control Weed Preventer - 4.93 lb. Bottle - Covers 805 sq. ft.Preen
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23% OffSpectracide Weed Stop For Lawns, 32 fl Oz, Kills All Types of Listed Broadleaf Weeds Including Dandelion, Chickweed, Clover and Yellow NutsedgeSpectracide
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Roundup QuikPro Weed Killer HERBICIDE 73.3% QuickPro 1 Packet per Gallon 10 packRoundup
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26% OffControl Solutions Inc. 82004319 Eraser Weed & Grass Killer Concentrate, 1_Gallon, 128 ozControl Solutions
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BioAdvanced Season Long Weed Control For Lawns, Ready-to-Spray, 29 oz, 9,000 Sq FtBioAdvanced
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BioAdvanced All-In-One Lawn Weed and Crabgrass Killer I, Concentrate, 40 ozBioAdvanced
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Crossbow Herbicide Brush Killer 1 GallonTenkoz
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PBI Gordon SpeedZone EW Broadleaf Herbicide for Turf -128oz BottleSPEED ZONE
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Sedgehammer Herbicide - 1 Pack of 1.33oz Bottle of USA-Made Post-Emergent Nutsedge Killer for Lawns - Lawn & Pet Safe Weed Killer for Commerical & Large Area Use - Also Works on Horsetail & KyllingaSEDGEHAMMER
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Southern Ag Surfactant for Herbicides Non-Ionic, 16oz, 1 PintSouthern Ag
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Control Solutions Eraser A/P Weed & Grass Killer 41% Concentrate 2.5galControl Solutions
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SpeedZone EW Lawn Weed KillerGORDON'S
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Fiesta: Turf Weed Killer Herbicide Concentrate | People & Pets Can Enter Treated Area When Spray Dries | See Results in Hours | Covers up to 10,000 Sq. Ft. | Selective Post-Emergent | Size: One GallonFiesta
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Agrisel GlyPhoSel Plus Weed Killer, Post Emergent, Long-Lasting Action, Eliminates Tough Weeds from Leaf to Root, for Non-Crop Areas, Includes 3-Pack of Agrisel Protective Gloves, 32 OuncesAgrisel
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Mojave 70 EG-Compare to Sahara (5 lb.)ALLIGARE
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GORDON'S Amine 400 2,4-D Weed Killer, 1 Gallon, 8141072GORDON'S
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PBI/GORDON Trimec Lawn Weed Killer, one gallonPBI / Gordon
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Roundup Quikpro Weed Killer Herbicide 73.3% 1 Packet Per Gallon, 5 PacksRoundup
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15% OffBioAdvanced 5-in-1 Weed and Feed Granules - Kills Lawn Weeds & Crabgrass - Feeds, Greens & Strengthens Lawn - Treats Up to 4,000 Square Feet - 9.6 lb BagBioAdvanced
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Hydrothol Aquatic Herbicide 20# Bag- Endothol 11%United Phosphorus Inc
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21% OffLiquid Harvest Lazer Blue - 32 Ounces - Concentrated Spray Pattern Indicator - Perfect Weed/ Fertilizer Marking Dye, Turf Mark and Blue Herbicide MarkerLiquid Harvest
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RM18 Fast -Acting Weed and Grass Killer, 64-ounceRM18
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Earth's Ally Grass and Weed Killer Spray - Natural OMRI Listed Glyphosate-Free Herbicide Weed Killers for Patios, Driveways and Sidewalks - Ready-to-Use Formula - Bee, Pet & Kid Safe - 1 GallonEarth's Ally
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18% OffWinfield Shredder 2,4-D Amine 4 Herbicide 2.5 GallonNFGMFMQSHDF
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Spectracide Weed and Grass Killer Concentrate, 32 Ounces, With Accumeasure SystemSpectracide
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Bonide Sedge Ender, 16 oz Concentrated Weed Killer For Outdoors, Fast-Acting and Rainproof, Lawn Friendly FormulaBonide
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23% OffSpectracide Weed Stop For Lawns Plus Crabgrass Killer ConcentrateSpectracide
115 Weed Killers deals are available from:
Amazon, eBay stores, starting from $4.96.
The biggest discount we found is 60% on Spectracide Weed & Grass Killer, Use On Driveways, Walkways and Around Trees and Flower Beds, 1 Gallon (RTU Spray) at Amazon.
The lowest price we found is $4.96 while the highest is $139.95.
Prices for the best Weed Killers deals average at $44.53.
Last updated on June 14, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Weed Killers.