Top 10 Knockout Weed Killer – Weed Killers

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Concentrate, 40-Ounce, BioAdvanced 704140 All-in-One Lawn Weed and Crabgrass Killer Garden Herbicide

BIOADVANCED #ad - 40 oz bonus concentrate treats 6, 250 Sq Ft. Weed killer: kills over 200 listed broadleaf weeds like dandelion and clover PLUS crabgrass. Rainproof protection: systemic rainproof in 1 hour. All-in-one formula: bioadvanced's all-in-one formula kills listed lawn weeds and crabgrass without harming the lawn. Root killer: kills even the toughest weeds to the root. Allows for hose-end sprayer application.
ManufacturerSBM Life Science #ad
Height10.3 Inches
Length4.7 Inches
Weight2.65 Pounds
Width2.8 Inches
Part Number704140B

2. Natural Armor


Natural Armor Weed and Grass Killer All-Natural Concentrated Formula. Contains No Glyphosate 128 OZ. Gallon Refill

Natural Armor #ad - 30-day money back guarantee – our product works. Ready to use, Just Spray and Go. No questions Asked. Fast acting – see results in hours and Even Greater Results Shortly Thereafter.

Weeds and grass will look Like You Took A Torch To Them. Any location Where No Vegetation is Wanted. Not satisfied? we'll refund Your Money, For Any Reason. Places to use – use anywhere you don’t want weeds and grass growing such as, foundations, mulch beds, parking areas, Pavers, Rock Walls and Pathways, Patios, gravel areas, Overgrown Weed Areas, Edging, Around Flower Beds, Fence Lines, walkways, Barns, Pool Areas, Shrubs and Trees, driveways, Wells & Water Systems. Contains no glyphosate - natural, concentrated formula for making 250+ Types of Weeds and Grasses Stop Right in Their Tracks. Easy to use – people & pet friendly. No messy Mixing or Diluting.
BrandNatural Armor #ad
ManufacturerNatural Armor #ad

3. Spectracide


Spectracide 96451 HG-96451 Weed & Grass Killer Concentrate2 HG-56201, 64 oz

Spectracide #ad - Spray to completely cover the leaves of the target vegetation. Kills weeds and grasses: use on driveways and walkways, trees, flower beds, and around fences, shrubs and other areas in your yard. Kills the root: visible results as fast as 3 hours – replant new flowers, trees and shrubs the same weekend. Concentrate: Mix and apply with a tank sprayer. Rainfast: rainfall or watering 15 minutes after application will not wash away effectiveness.
BrandSpectracide #ad
ManufacturerUnited Industries #ad
Height10.63 Inches
Length3.25 Inches
Width5.75 Inches
Part Number96451

4. Ortho


Concentrate, Visible Results in 3 Hours, 1 gal., Up to 1 Year of Weed and Grass Control, Kills Weeds and Grasses to the Root When Used as Directed, Ortho GroundClear Year Long Vegetation Killer1

Ortho #ad - Starts to kill weeds and grasses in 3 hours. Fast-acting formula starts working immediately. Ortho groundclear year long vegetation Killer1 is a concentrate formula that kills weeds and prevents any re-growth for up to 1 year with a single application. Kills tough weeds to the root when used as directed. Apply with a tank sprayer to driveways, sidewalks, gravel areas, on parking areas, rock and desert landscapes, under decks, and along fences and curbs packaging may vary.
BrandOrtho #ad
ManufacturerOrtho #ad
Height11.65 Inches
Length4.56 Inches
Weight9 Pounds
Width7 Inches
Part Number433610

5. Green Gobbler


Green Gobbler 20% Vinegar Weed & Grass Killer | Natural and Organic | 1 Gallon Spray | Glyphosate Free Herbicide

Green Gobbler #ad - Powerful formula - no potentially cancer-causing chemicals. Use on driveways, farmlands, barns, concrete, sidewalks, parking lots, flower beds, mulch beds, pavers, etc. Safe to use anywhere - perfect for residential, commercial, industrial and agricultural use.

Use on crabgrass, white clover, dandelions, clover weeds, moss, etc.20% formula is four times stronger than traditional table vinegar. Green gobbler contains 20% acetic acid. Expect full desiccation in less than 24 hours. Kills weeds & grass fast - eliminate any type of weed in just a matter of hours. We value our customers and we stand behind all of our products.

30-day money back guarantee - if you are not pleased, call or email us with your order number and we will reimburse your entire purchase. Made straight from corn. Omri listed weed killer and certified for organic use. Expect a refund with no questions asked. Ready to use right out the container. Apply where weeds and grasses are not desired. Glyphosate-free.
BrandGreen Gobbler #ad
ManufacturerGreen Gobbler #ad

6. Hi-Yield


Hi-Yield 33693 Super Concentrate Killzall Weed & Grass Killer 1 gal

Hi-Yield #ad - 1 gal bottle of weed control liquid concentrate can treat up to 25, 600 square feet. Contains a double-surfactant formulation that dries on plant fast to start working quickly. 1 gal. Covers up to 25, 600 sq ft. See label for application instruction. Weed killer controls grasses, broadleaf weeds and woody brush species. Spraying accessory required for application. Allows you to cover and treat large areas. Do not use on lawns.
BrandHi-Yield #ad
ManufacturerArett Sales - LG #ad
Height11.7 Inches
Length6 Inches
Weight10 Pounds
Width6 Inches
Part Number33693

7. BioAdvanced


Concentrate, BioAdvanced 704640B 704640 Brush Killer, 32 Ounce

BioAdvanced #ad - Rainproof protection: rainproof in 4 hours. Special formula: special penetrating formula, kills even the toughest plants down to the root. Results: start seeing visual results in 1- 6 weeks. Coverage area: treats up to 4, 000 square feet. Brush killer: kills kudzu, poison Ivy, bramble, blackberry, poison oak, and over 70 other types of weeds and brush.
BrandBioAdvanced #ad
ManufacturerSBM Life Science #ad
Height10.25 Inches
Length5 Inches
Weight2.4 Pounds
Width2.65 Inches
Part Number704640

8. Just For Pets


Just For Pets Weed Killer Spray 128 oz Gallon

Just For Pets #ad - We're pet lovers too - our pets are like our children. We will do Anything For Them. Community minded - a portion of Each Sale is Donated To Animal Shelters Nationwide. Eliminates weeds fast - easy to use - ready to Use Spray. No mixing Necessary. Truth be told we like Our Pets More Than Some People. Use as Directed. No glyphosate. Natural - our product Includes Natural Ingredients.
BrandJust For Pets #ad
ManufacturerNatural Armor #ad

9. Energen Carolina LLC


Energen Carolina LLC 578 Vinegar Weed & Grass Killer Approved for Organic Production Pet Safe Glyphosate Free Herbicide, Yellow, Gallon 1

Energen Carolina LLC #ad - Apply where weeds and grass are not wanted. Once dry, areas where application was made can be used by pets and children. This product is concentrated and is safe when used according to label directions.

Vinegar weed & grass Killer may be applied up to two days before harvest. Foliar contact results in rapid desiccation and control of annual weeds and grasses. Safe to use for residential, concrete, commercial, flower beds, animal enclosures, pavers, industrial and agricultural application. Vinegar weed & grass killer is a quick-acting, dandelions, non-selective contact herbicide.

Use on crabgrass, clover, and ground ivy. Use on driveways, mulch beds, sidewalks, parking lots, barnyards, fence rows and roadways. This product is a great alternative to herbicides that contain glyphosate. Weed control for organic production- this product is a contact herbicide containing an organic acid for which the residues degrade promptly in the soil.
BrandEnergen Carolina LLC #ad
ManufacturerEnergen Carolina LLC #ad
Height11.26 Inches
Length6 Inches
Width2.56 Inches
Part Number704100B

10. Roundup


Roundup Super Concentrate Weed & Grass Killer, Includes Easy Measure Cap, 35.2 oz.

Roundup #ad - For use around flowers, shrubs, and trees; on patios, walkways, gravel areas, driveways, and mulch beds; along fences and foundations; in large areas for lawn replacements or garden plot preparation. Rainproof in 30 minutes. Roundup super concentrate Weed & Grass Killer is a great value for large areas. Weeds usually yellow and wilt as fast as 2-4 days. Use easy measure cap and apply with a Roundup brand tank sprayer.
BrandRoundup #ad
ManufacturerRoundUp #ad
Height11.18 Inches
Length2.43 Inches
Weight3 Pounds
Width4.75 Inches
Part Number5100710
WarrantyKills the Roots! Guaranteed! If for any reason you are not satisfied after using this product, simply send us original proof of purchase and we will replace the product or refund the purchase price.