Best Post-Emergent Herbicide: Buyer’s Guide

Although homeowners rely on pre-emergent herbicides to prevent weeds from growing, many still miss applying this step. You will find a comprehensive list of post-emergent herbicides and their application methods in this article.

1. Ortho Weed B Gon Plus Crabgrass Control

Ortho Weed B Gon Plus Crabgrass Control is one of the best post-emergent herbicides, which is competent enough to kill the known broadleaf and grassy weeds without causing any harm to the grass. 

This variation has the weed-killing formula, which kills the weeds like thistle, dandelion, dollarweed and crabgrass, to name a few. The reviews of this product are excellent, and it is considered the best post-emergent herbicide, with a 4.5 rating on the major portals.

Ortho Weed B Gon Plus Crabgrass Control comes in liquid form, and you can use it with the help of a spray application, as found in bottles. You do not need any separate pump sprayer to use it.  It is very effective and can even kill some of the toughest clovers and dandelions with 100 percent root kill efficiency. It is among the most potent killers, and it can kill more than 200 types of weeds.

2. Southern Ag 2,4-D Amine

Southern Ag 2,4-D Amine is a concentrated dimethylamine salt that acts as the best post-emergent herbicide. It works quickly over broadleaf weeds. Each quart of this herbicide covers around 20,000 square feet of grass without any hassle, thus giving the users the best and long-lasting impact solution. It is available in liquid form. 

You can use it by applying a coarse, low-pressure spray with the help of a fan-type nozzle. It is effective against several weeds, including clover, chickweed, plantain, and spurge. It is not equipped to deal with weeds like crabgrass, quackgrass or dallisgrass; hence few homeowners dislike it. However, it is still counted among the practical solutions for the other grassy weeds. 

3. Spectracide Weed and Grass Killer

Spectracide Weed and Grass Killer fall under the non-selective herbicide category, and it remains less complex when compared to their chosen counterparts. It helps eliminate the different plants, weeds and other unwanted flora found on your lawn, driveway, sidewalks and patios. It adds value to your money and thus remains the favorite for many lawn owners. 

It is a ready-to-use product that is free from Glyphosate. The only con it has is that it is non-selective and kills turfgrass. It effectively kills weeds in landscaped areas, edges and hardscapes. It is available in liquid form, and you have to apply it using spray pumps with a nozzle. It takes 2-4 days to see the weeds vanishing from your yard. The best part is that it does not harm your precious plants, flower beds, or trees.

4. Green Gobbler 20% Vinegar Weed Killer

Green Gobbler 20% Vinegar Weed Killer is a chemical-free herbicide and falls under the category of simple and organic weed control agents. The vinegar used is several times stronger than any ordinary kitchen vinegar. It is effective for spot treatment on your lawn and safe for children and pets. 

The reviews are good as it works fast and you can see them working within 24 hours. It is entirely organic and thus proves safe for pets and kids from being ready to use.

It is best for spot-treating weeds found in landscaped areas. It is available in liquid form, and you can apply it with the help of a sprayer. For using Green Gobbler 20% Vinegar Weed Killer, combine it with corn gluten pre-emergent herbicide to gain complete organic weed control results. Being non-selective, it can kill turfgrass.

5. Scotts TurfBuilder Weed and Feed

Scotts TurfBuilder Weed and Feed is among the granular herbicides on this list. It is known for its blend of weed-killing and fertilizing features. Its working is different when we compare it with other herbicides. It has a dual function: it kills the weeds and helps the grass grow in your yard. 

Considering the number of pros it has, the reviews are good by the end-users. It has a dual function – fertilizing the grass and plants in lawns and killing the weeds. It is fast and effective, and you can find it working on your lawn within 24 hours. 

It is easy to use as you have to spread it on the affected areas on your lawn. The only con you face is that it proves less effective on grassy weeds and crabgrass. You need a rotary or handheld fertilizer spreader for better results.

6. Gordon’s SpeedZone Lawn Weed Killer

Gordon’s SpeedZone Lawn Weed Killer is among the best post-emergent herbicides on this list. It comprises four ingredients that showcase the results in just a few hours. It can control more than 75 types of lawn weeds. These include creeping charlie, dandelions and clover, to name a few. The fast action of this herbicide allows you to reseed within two weeks. 

It is effective for both small and big size yards. It is effective for both the cool-season grasses and Bermuda and Zoysia grasses. Considering all these features and pros, the reviews of the end-users are good. However, at times it is not very effective for warm-season grasses. 

It is available in liquid form, and you can apply it using a spray. It is convenient and kills several weeds on your lawn. The performance of this weed killer during the cool weather is very effective. Some of its active ingredients include Dimethylamine salts and Dicamba acid, which are available at a moderate cost.

7. Quali-Pro Quinclorac 75 DF

Quali-Pro Quinclorac 75 DF is one of the best post-emergent herbicides available on the market. It is known to target the grassy weeds and reduce them without causing any harm to your yard. It remains one of the best solutions to crabgrass on the market, particularly when clubbed with Quali-Pro’s prodiamine pre-emergent.

Considering the features and benefits it offers, Quali-Pro Quinclorac 75 DF reviews are good among the end-users. It is effective against weeds like crabgrass; you can easily mix it with other herbicides and use it. You must apply a small number of granules to your lawn to get good results. It is primarily available in 1-pound bottles in the form of concentrated granules. 

You need a pump sprayer to use it. The only con it has is that it is ineffective on broadleaf weeds. The active ingredients include 75 percent of Quinclorac. It is known for its long-lasting weed control, which can be up to three months.

8. Sedgehammer Plus Turf Herbicide

Sedgehammer Plus Turf Herbicide is among the favorites of lawn owners. It is used to control the notorious weed known as Nutsedge. It is a specialized herbicide used to eliminate yellow and purple Nutsedge. It is also used to prevent further germination of weed seeds. It is mainly used for spot treatment of areas affected by Nutsedge in combination with any selective herbicide. 

It is easy to use as you have to mix and spray to start using it. As it is effective against the notorious Nutsedge, it has a good review by the lawn owners. However, it has a few downsides, which include slower results, it is a specific product that fails to work well on other weeds, and is expensive. The active ingredients in this herbicide include Halosulfuron-methyl. 

The best time to apply and get good results is during the spring or summer season, when the growth of the nutgrass leaf is at its peak.

9. RM43 Total Vegetation Control

RM43 Total Vegetation Control is an effective herbicide that helps kill different weeds found in your lawn, sidewalks, gravel and driveways. If you find any plant growth in any spot where you want no plants, this herbicide is the perfect solution. It tends to kill anything that it touches, but if you use it too often, it can make your soil infertile. 

Hence you need to apply this product carefully to avoid harming your lawn. It is a permanent solution against all those weeds that keep growing often. It stops the germination permanently, thus killing the grasses once and for all. It is available in liquid form and can be used with the help of a liquid sprayer. Considering its effectiveness against the notorious weeds, it has good reviews from lawn lovers. 

The active ingredient in RM43 Total Vegetation Control is Glyphosate and Imazapyr, available at a moderate cost. The cons include being non-selective, and it can quickly kill the grass and garden plants. Hence you have to use it with caution. It is available only in a liquid form and not in a granular form. 

In conclusion, the best post-emergent herbicides include ‒ Ortho Weed B Gon Plus Crabgrass Control, Southern Ag 2,4-D Amine, Green Gobbler 20% Vinegar Weed Killer, and Spectracide Weed and Grass Killer, to name a few. These have the power to kill well-established weeds.

Contact Eden if you have questions regarding using pre-emergent herbicides on your lawn.