11 Best Post-Emergent Weed Killer | Buyer’s Guide 2022

The lawns and gardens look beautiful because of the cute green plants and trees. But weeds harm the growth of the newly grown plants and trees in the gardens. Certain precautions and solutions are available to keep them away from the garden. This article will help you get a perfect solution to these weed problems. Having the Best Post-Emergent Weed Killer at hand will enable you to keep your gardening love at its peak always. With 11 potential Post-Emergent Weed Killers analyzed in this report, we assure you to make a wiser decision.

Best Post-Emergent Weed Killer

You Might Also Like: Makita Lawn Mower Reviews │ Impressive Enough?

Contents

Best Post-Emergent Weed Killer | Surfing Through the Champions Of Killing Weeds

Spectracide Weed & Grass Killer Concentrate2

This is one of the most efficient and quick-acting herbicides for the weeds in the garden. The presence of diquat bromide in this weed killer is the reason behind the fast killing of the weeds. Using 10 tablespoons of a dilute solution of this herbicide by mixing it with water does the work quite effectively. You may spray the solution of this weed killer on the weeds growing on the lawn, and the effects will stay for the whole day.

Spectracide Weed & Grass Killer Concentrate2

Pros of Spectracide Weed & Grass Killer Concentrate2

  • Kills only those weeds on which it is sprayed and does not harm surrounding plants
  • Weeds are killed in 3 hours
  • Can be used weekly
  • Effectiveness does not decrease in case of rain or upon watering the plants

Cons of Spectracide Weed & Grass Killer Concentrate2

  • Has to be mixed with water before use
  • Kills weeds and does not prevent them

Sale
Spectracide Weed And Grass Killer Concentrate 16 Ounces, Use On Patios, Walkways And Driveways
  • KILLS WEEDS AND GRASSES: use on driveways and walkways, and around fences, trees, flower beds, shrubs and other areas in your yard
  • FAST-ACTING FORMULA: visible results as fast as 3 hours – replant new flowers, trees and shrubs the same weekend
  • RAINFAST: rainfall or watering 15 minutes after application will not wash away effectiveness
  • CONCENTRATE: mix and apply with a tank sprayer – spray to completely cover the leaves of the target vegetation
  • MONEY-BACK GUARANTEE: guaranteed results or your money back – see product label for details

Southern Ag Amine 2,4-D WEED KILLER

This Southern Weed Killer herbicide effectively kills weeds without affecting other nearby plants. The use of the weed killer should be about 2 to 3 tablespoons as a dilute solution by mixing with water and then spraying on the weeds with the help of any spray bottle or hose-end sprayer.

Southern Ag Amine 2,4-D WEED KILLER, 32oz - Quart
  • Selective Broadleaf Weed Control
  • For use in pastures & rangeland, lawns, golf courses, cemeteries, parks,& similar ornamental turf.

Pros of Southern Ag Amine 2,4-D WEED KILLER

  • Kills broadleaf weeds like dandelions
  • Does not damage or kill other plants
  • Effect stays for at least 6 months

Cons of Southern Ag Amine 2,4-D WEED KILLER

  • Kills only broadleaf weeds and not any other types
  • Has to be mixed with water first before spraying

Ortho Nutsedge Killer for Lawns Ready-To-Spray

The Ortho Nutsedge is one of the most used and convenient ready-to-use sprays containing sulfentrazone as the prime element. It claims to eliminate even the most problematic weeds that are generally challenging to remove. The use of this spray is very easy for the user. It has to be connected to a hose and sprayed on the weeds. It has the potential to cover up to 5000 sq feet.

Ortho Nutsedge Killer for Lawns Ready-To-Spray

Pros of Ortho Nutsedge Killer 

  • Kills nearly 50 types of weeds
  • Can be used monthly
  • Does not let rain affect its effectiveness after 2 hours of spraying
  • Does not need dilution

Sale
Ortho Nutsedge Killer for Lawns Ready-To-Spray, 32 fl. oz.
  • Kills yellow and purple Nutsedge, Kyllinga and over 50 other tough weeds
  • For Northern and Southern turf grasses
  • Kills Weeds, Not Lawns
  • Rainproof in 2 hours
  • Ready to use—no mixing

Cons of Ortho Nutsedge Killer

  • A hose has to be bought separately
  • Should not be sprayed over flowers, grasses, plants

The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control

This weed killer has the potential to kill more than 30 types of weeds. It will not affect any other growing and new plants in the garden. It just kills the weeds that will be harmful to the growth of the plants. It is granular in texture and has to be sprayed on the soil or the mulch. Later, spray water over the soil to form a protective covering over the soil. The herbicide has the potential to cover an area of about 2500 to 10000 sq feet.

The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control - Covers up to 5,800 sq ft (18 lb)
  • Apply this product only in EARLY SPRING and FALL
  • Barricade professional-grade pre-emergent weed control is designed to prevent weeds, and will not aid in eliminating existing weeds.
  • Contains 0.48% of the active ingredient prodiamine - Labeled to prevent over 30 grass and broadleaf weeds
  • Trusted by top turf care professionals to prevent problem weeds without harming desirable plants
  • DG Pro formulation allows for more particles per square inch of chemical - leads to better control of weeds

Pros of The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control

  • Granules spread perfectly on the soil and kill the weeds properly
  • Can kill more than 30 types of weeds
  • Does not affect other plants in the garden
  • Coverage area of one packet is about 2500 to 10000 sq. feet

Cons of The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control

  • Cannot eliminate existing weeds; it can only prevent new ones from growing
  • The lawn has to be mowed first to get desired results

Green Gobbler 20% Vinegar Weed & Grass Killer 

The Green Gobbler weed killer is available in a bottle with a capacity of 1 gallon and a coverage area of about 1200 sq ft. A vinegar solution in the formula helps kill the weeds properly from the garden and is a pet-friendly solution too. This herbicide can be used anywhere, even near pools, fence lines, and other open spaces. This is a readymade spray, and hence a pump sprayer has to be connected to it for spraying purposes. The herbicide can kill the weeds within one day, but the soil gets degraded within a few days.

Green Gobbler 20% Vinegar Weed & Grass Killer 

Pros of Green Gobbler 20% Vinegar Weed & Grass Killer

  • Kills any type of weeds and hence is nonselective
  • Pet-friendly solution
  • Works within one day

Sale
Green Gobbler 20% Vinegar Weed & Grass Killer | Natural & Organic | Concentrated | 1 Gallon Spray | Glyphosate Free Herbicide
  • CERTIFIED FOR ORGANIC USE — Completely eliminates and desiccates weeds and grasses without using toxic chemicals. Made straight from corn grown in the USA. OMRI listed weed killer and certified for organic use.
  • KILLS WEEDS FAST — Eliminate any type of weed in just a matter of hours. Expect full desiccation in less than 24 hours. Green Gobbler contains 20% acetic acid. Use on crabgrass, dandelions, clover weeds, white clover, moss, etc.
  • POWERFUL FORMULA — NO cancer-causing chemicals. Glyphosate-free. 20% formula is four times stronger than traditional table vinegar. Made strictly from ethanol distilled from corn grain.
  • SAFE TO USE ANYWHERE — Perfect for residential, commercial, industrial and agricultural use. Apply where weeds and grasses are not desired. Use on driveways, sidewalks, concrete, mulch beds, pavers, flower beds, parking lots, farmlands, barns, etc. Ready to use right out the container.
  • 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. We value our customers and we stand behind all of our products. Expect a refund with no questions asked.

Cons of Green Gobbler 20% Vinegar Weed & Grass Killer 

  • Does not help in preventing the weeds
  • Can destroy the plants nearby
  • Soil degrades within a few days

Doctor Kirchner Natural Weed & Grass Killer

The Doctor Kirchner Weed-Killer is a natural herbicide that contains soap, salt water from the ocean, and vinegar. It is capable of killing all types of weeds. With the help of a sprayer, you can spray it on the weeds to kill them completely. It is even effective with grasses and weeds growing between the space of pavers, sidewalks, or any other place. The herbicide has long durability and shelf-life.

Doctor Kirchner Natural Weed & Grass Killer (1 Gallon) No Hormone Disrupting Chemicals
  • A natural weed killer Made from ocean salt water, commercial strength food grade vinegar and soap
  • Our non selective ready to spray Natural Weed & Grass Killer is not normally used on the lawn.
  • Featuring our new ECO-Pour jug using less plastic and No-Glug spout
  • No Mixing, No Glyphosate and No Hormone Disrupting Chemicals

Pros of Doctor Kirchner Natural Weed & Grass Killer

  • Rapid action
  • Natural killer; hence has no side effects on anyone nearby 
  • No need of dilution (readymade spray)

Cons of Doctor Kirchner Natural Weed & Grass Killer

  • Can harm other plants nearby
  • Expensive

Scotts Turf Builder Weed and Feed 3

The Scotts Turf Builder is another granular herbicide on the list. It has a unique way of acting upon the weeds and is specifically made for the broadleaf weeds. The Scotts herbicide weakens the growth of weeds, gradually killing them. It is an effective and convenient herbicide for the killing of weeds.

Scotts Turf Builder Weed and Feed 3

Pros of Scotts Turf Builder Weed and Feed 3

  • Kills weeds quickly and also helps in the plant growth
  • Works within 2 days

Scotts Turf Builder Weed and Feed 3; Covers up to 5,000 Sq. Ft., Fertilizer, 14.29 lbs.
  • Scotts Turf Builder Weed & Feed3 weed killer plus fertilizer kills existing weeds and feeds to thicken your lawn and crowd out future weeds
  • Weed and feed utilizes WeedGrip Technology to grip onto and kill the weeds you see and the ones you don't
  • Controls over 50 listed lawn weeds, including clover, dandelion, plantain, morningglory, chicory, eveningprimrose, and purslane
  • This lawn care product can be applied to Bahiagrass, Bermudagrass, Bluegrass, Centipedegrass, Fescue, Ryegrass, and Zoysiagrass
  • One 14.29 lb. bag of Scotts Turf Builder Weed & Feed3 covers 5,000 sq. ft.

Cons of Scotts Turf Builder Weed and Feed 3

  • Only effective for broadleaf weeds

Gordon’s SpeedZone Lawn Weed Killer

As the name suggests, Gordon’s SpeedZone Lawn Weed Killer is a rapid-action herbicide. The content in the herbicide includes Dicamba acid and dimethylamine salts. These ingredients are responsible for the faster killing of weeds. After two weeks of use, you can use the spray again because of its faster action. It works mainly on the cool-season weeds, and it is recommended to use this killer during warm seasons.

Sale
Gordon’s SpeedZone Lawn Weed Killer, 20 Ounces, 652400
  • Visible results in hours - Reseed in just two weeks
  • Covers from 14,000 to 18,000 square feet - perfect for large property owners
  • Rapid and effective weed control for common and troublesome weed species in turfgrass
  • Does not harm lawn grasses - Cool Weather Performance
  • RESTRICTED: This product can NOT be shipped to the following states: AK, DC, MA, NJ,VT.

Pros of Gordon’s SpeedZone Lawn Weed Killer

  • Selective and fast-acting weed killer
  • Results noticed within a few hours
  • Effective for a longer duration

Cons of Gordon’s SpeedZone Lawn Weed Killer

  • Harmful to nearby plants if used during warm seasons

Also read: 11 Best Lawn Mower Lift | Prospecting Over the Best Options

Quinclorac 75 DF Selective Herbicide Equivalent to Drive quali-1014

This herbicide is mainly made to eliminate grassy weeds on the lawn. It will not impact other growing plants and grasses in the garden. This one is best known for killing the specific crabgrass. The ingredient in the herbicide responsible for killing specific weeds is Quinclorac.

Quinclorac 75 DF Selective Herbicide Equivalent to Drive quali-1014

Pros of Quinclorac 75 DF Selective Herbicide Equivalent to Drive quali-1014

  • Most suitable for killing crabgrass
  • Long term effects
  • Can be mixed and used with other herbicides

Sale
Quali-Pro Quinclorac 75 DF Selective Herbicide 1lb
  • Use Sites: Commercial & Residential Turfgrass, Golf Courses, Sports Fields and Sod Farms
  • Effective Against: Crabgrass, Clover, Foxtail, Dandelion, Black Medic, English Daisy, Morningglory, Dollarweed, Speedwell, Torpedograss, Kikuyugrass, Barnyardgrass, Bindweed, Signalgrass, Violet
  • Active Ingredient: Quinclorac 75%

Cons of Quinclorac 75 DF Selective Herbicide Equivalent to Drive quali-1014

  • Not suitable for broadleaf weeds

Sedgehammer Plus Turf Herbicide

The Sedgehammer Plus Turf Herbicide is specifically made to kill the yellow and purple nutsedge and prevent further growth on the lawn. It takes nearly a week to show effective results. You can also use it with other types of herbicides. The main content responsible for killing the weeds is Halusulfuron -methyl.

Sale
Sedgehammer Plus Turf Herbicide 13.5 Grams (2 Packs)
  • 13.5 gram package Halosulfuron-methyl - 5% *
  • Sedgehammer Herbicide is for use in established lawns, ornamental turfgrass, and landscape areas. Can also be applied in residential turf, other non-crop sites including: airports, cemetaries, fallow areas, golf courses, landscaped areas, public recreation areas, residential property, roadsides, school grounds, sod or turf seed farms, sports fields, fairgrounds, race tracks, tennis courts, campgrounds, and rights-of-way.
  • Each 13.5 g packet makes 1 gallon of finished solution and already contains a surfactant. Each 1.33 oz. bottle makes 40 gallons of finished solution. Each gallon of finished solution covers approximately 1,000 square feet. In high volume broadcast applications, each 1.33 oz. bottle covers 1-2 acres.

Pros of Sedgehammer Plus Turf Herbicide

  • Most suitable for nutsedge
  • Straightforward method of usage

Cons of Sedgehammer Plus Turf Herbicide

  • Results take a more extended time to show
  • Not much effective on every type of weeds
  • Expensive

RM43 43-Percent Glyphosate Plus Weed Preventer Total Vegetation Control

This weed killer is a perfect choice to eliminate those weeds that grow in the regions of pavers, sidewalks, gravels, etc. It kills weeds and cleans and eliminates the plants and grasses from the regions that are unsuitable for their growth. The killer contents of this herbicide are Imazapyr and Glyphosphate.

Pros of RM43 43-Percent Glyphosate Plus Weed Preventer Total Vegetation Control

  • Kills weed with 100% efficiency
  • Prevents the growth of the weeds

Sale
RM43 43-Percent Glyphosate Plus Weed Preventer Total Vegetation Control, 1-Gallon
  • Kills weeds and prevents weeds for up to 1 year
  • Treats 17,297 square feet
  • Ideal for fence rows, gravel paths, sidewalks, driveways, parking areas and around farm buildings and barns
  • Apply to locations only where no vegetation is desired
  • Can be used for total vegetation control (bare ground) or spot control of brush, vines and weeds

Cons of RM43 43-Percent Glyphosate Plus Weed Preventer Total Vegetation Control

  • Kills everything and is nonselective

See Also: Fresh Cab Rodent Repellent Reviews │ As Good As It Sounds?

FAQs | Best Post Emergent Weed Killer

What is a post-emergent weed killer?

The post emergent weed killer is the weed killer that kills the weeds after they are grown or germinated. They kill the weeds when they are already germinated and also eliminate their existence.

What is the best post emergent weed killer?

The best post-emergent weed killer must possess some necessary properties that will give effective results to the users. The properties such as quick action on the weeds should be selective, i.e., it should only kill the weeds and not other plants growing nearby, should be user-friendly, etc.

What is the best post emergent weed killer for crabgrass? 

There are different types of post-emergent weed killers for killing the weeds. Some weed killers work particularly on some weeds. Some are suitable for killing the crabgrass; some are suitable for killing the nutsedge, etc. The best post-emergent weed killer for crabgrass has been discussed above.

Conclusion | Best Post Emergent Weed Killer

Specific properties should be present in the Best Post-Emergent Weed Killer that helps kill the weeds from the lawns and gardens. This, in turn, helps keep the lawns and gardens green and beautiful. The quick action of the herbicides kills the weeds, makes the environment clean, and protects other plants and grasses from getting damaged. They are why plants and grasses in the lawns grow safely and beautifully.

Leave a Comment