Best Crabgrass Killers in 2022: Buying Guide

Just about everyone will agree that weeds, of any sort, are a complete nuisance. No one enjoys having to take the time to carefully and thoroughly remove all of those weeds, but in many ways, it is an essential process, and it must be done.

Best Crabgrass Killers

You see, weeds do a couple of things to your garden, and these things are very bad. With weeds, all of the nutrients – the nutrients that come from things like the sun and the water and the air – that your plants need, are taken by the weeds. The weeds take all of these nutrients, and they use these to grow, and then to expand all over your yard. From this, they end up consuming many of the other plants in your yard, as well as the space that those plants inhabit, and as a result of this, it becomes very difficult for your plants to grow and sustain themselves.

Crabgrass Killer | Recommended

Last update on 2023-05-02 / Affiliate links / Images from Amazon Product Advertising API

Crabgrass Killer | Recommended

Last update on 2023-05-02 / Affiliate links / Images from Amazon Product Advertising API

Our Recommended in 2022

10) Ortho WeedClear

Ortho WeedClear Lawn Weed Killer Ready to Spray:...
  • Kill weeds without harming your lawn (when used as directed) with Ortho WeedClear Lawn Weed Killer...
  • RESULTS IN HOURS: This weed killer is rainproof in 1 hour and delivers visible results in hours, after just...
  • OVER 200 TYPES OF WEEDS: Kills weeds to the roots and won't harm the lawn when used as directed; kills over...

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

9) BioAdvanced 704140

BioAdvanced All-In-One Lawn Weed and Crabgrass...
  • ALL-in-ONE FORMULA: BioAdvanced's All-in-One formula kills listed lawn weeds and crabgrass without harming the...
  • WEED KILLER: Kills over 200 listed broadleaf weeds like dandelion and clover PLUS crabgrass
  • SMARTTRACK MARKER: SmartTrack non-staining red marker shows treated weeds and fades with sunlight

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

8) Doctor Kirchner Natural

We have Natural Weed Killer. What makes this an excellent substance for killing crabgrass is the fact that it’s made from ocean water, and that it’s completely safe for pets and people. You don’t need to worry about health or safety when using this substance.

Natural Weed Killer

When you purchase this crabgrass killer, you’ll receive a jug that holds around 2.5-gallons of the substance. To use it, you just need to pour it into a spray bottle, and then bring that spray bottle over to the crabgrass that you want to get rid of.

Use the spray bottle to spray the substance onto the crabgrass, and within twenty-four-hours, you’ll see results! Unlike other substances, Natural Weed Killer won’t damage the soil or infect it with nasty chemicals. So, once the crabgrass is dead, you can plant something else, such as a fruit tree or some flowers.

Doctor Kirchner Natural Weed & Grass Killer (2.5...
  • 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.
  • No Mixing, No Glyphosate and No Hormone Disrupting Chemicals

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

7) Primesource Quinclorac

Primesource Quinclorac 1.5L Select Liquid...
  • KEY FEATURE: Selective, post-emergent herbicide that can be safely applied to many types of turf to control a...
  • USE SITES: Residential Turfgrass & Non-Residential Turfgrass
  • EFFECTIVE AGAINST: Crabgrass (large & smooth), Foxtail (giant, green & yellow), Kikuyugrass, Signalgrass...

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

6) Gordon’s Ornamec 170

Next up, we have Gordon’s Ornamec 170 Grass Herbicide. Using this herbicide makes it very easy for you to maintain landscape beds, and that’s because it was designed for that particular purpose.

More specifically, though, you can use this herbicide to ensure that there is no crabgrass growing within your landscape beds, and that your plants continue to look nice and healthy. There is a big aesthetic benefit to using this herbicide, and if you would like to ensure that your plants continue to look nice, this is a good way to do that.

Gordon's Ornamec 170 Grass Herbicide

When you purchase this herbicide, it’ll come in a thirty-two-ounce jug. What you need to do is you need to take this jug and pour it into a spray bottle. Then, you can spray the substance on the crabgrass that you need to kill, as well as other spaces within your landscape beds.

Within a period of forty-eight-hours, the crabgrass will stop growing. And then, within one-week to three-weeks, the crabgrass will die off and you can remove it from your garden.

Gordon's Ornamec 170 Grass Herbicide, 32 Ounces
  • Ornamec 170 designed for maintenance of landscape beds
  • Reduces risk of ornamental plant injury
  • Selectively controls emerged annual grasses - panicums, goosegrass, crabgrass, foxtails and sandbur

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

5) BASF Drive XLR8

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

4) Scotts 26003

Scotts Turf Builder Triple Action - Weed Killer &...
  • Triple Action kills, prevents and feeds
  • Kills the weeds you see and the ones you don't, including dandelions, chickweed, clover and most other common...
  • Prevents crabgrass for 4 months and feeds to build thick green lawns

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

3) Tenacity Turf Herbicide

Tenacity Turf Herbicide - 8 ounces (Packaging may...
  • Tenacity is a systemic pre-emergence and post-emergence herbicide for the selective contact and residual...
  • When applied as a pre-emergent, weeds absorb Tenacity during emergence from the soil.
  • Target pests: Barnyardgrass, Carpetweed, Chickweed, Clover, Crabgrass (large & smooth), Dandelion, Foxtail,...

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

2) Roundup Ready-to-Use

Roundup Ready-To-Use Weed & Grass Killer III --...
  • Kills existing weeds and grass to the rootguaranteed (Consumer Guarantee: If for any reason you are not...
  • Protective Shield fits over weeds to contain spray and help protect desirable plants
  • Use in and around vegetable gardens, flower beds, tree rings and mulched beds, as well as on cracks in...

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

1) Compare-N-Save 016869

To end this guide, we have the Compare-N-Save Concentrate Grass And Weed Killer. When you buy this substance, it comes in a one-gallon jug. As with the other products in this guide, you’ll need to pour it into a spray bottle, so that you can spray it into the crabgrass that you want to kill.

Compare-N-Save Concentrate Grass And Weed Killer

Within two-hours of you spraying the substance onto the crabgrass, it will be rainproof. The crabgrass will be unable to receive the nutrients that it needs. This starts off the dying process. But, as with other substances that rainproof the soil, it can be hard to plant other things into that soil, due to the chemicals.

When two-days have passed, you’ll start to notice that the crabgrass is dying. And then, if you wait two more days, most of the crabgrass will probably be completely dead. That’s when you can take out the crabgrass and eliminate it from your garden.

Compare-N-Save 75324 Herbicide, 1-gallon, white
  • Rainproof in 2 hours
  • Visible results in as little as 2 to 4 days
  • Contains 41-percent glyphosate

Last update on 2023-05-30 / Affiliate links / Images from Amazon Product Advertising API

Weeds are a nuisance, and there are many ways to remove them. There are just as many ways to remove weeds, as there are different types of weeds. You see, one of the most common types of weeds is that of crabgrass. Most people, when they are dealing with a weed problem, are coping with crabgrass. Crabgrass is the most common form of weed, and it is, in many ways, omnipresent.

With crabgrass, all of the nutrients that your plants need are sucked away and used to continue growing and sustaining the crabgrass. But, along with that, the individual roots of the crabgrass also block things like grass, and other plants, from growing, and these roots can be buried quite deep, which makes the process of actually removing them quite difficult especially if they are still alive.

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Today, we’re going to be looking at the best crabgrass killers. A crabgrass killer is a type of substance that is used to kill crabgrass. You use this substance, and this kills off the roots of the crabgrass, causing the rest of the crabgrass to rot and decay. Once this has taken place, you are then able to easily remove the roots of that crabgrass from the yard, which frees up a lot of space, while also allowing the nutrients that were being supplied to that soil, to more easily.

Best Crabgrass Killers Buying Guide

Unlike many of the other guides that you will find online, we’re not going to be taking a look at specific crabgrass killers. There are a lot of them out there – one thing to remember is that “crabgrass killer” really just refers to “weed killer” – and it would be difficult to find and point out the very best ones, because of this, and because everyone has different needs.

So, instead of doing that, we’re going to be looking at key attributes, and features, that many crabgrass killers offer, and how those will affect your experience, and what you need to consider and think about, when it comes to finding the very best crabgrass killer that is able to fulfill your needs.

Right before we do that, we’re going to talk about the different forms that these weed killers take, as well as the distinct benefits – and disadvantages, in some cases – that they bring.

What Are The Different Forms That Crabgrass Killers Can Take?

One of the most common forms that you will find is that of a spray. This is a liquid substance that flows through a nozzle, and you push on a little trigger, which sprays the liquid all across the leaves of the weeds, as well as the soil that it is nested in.

 Crabgrass Killer

Most of the time, crabgrass killers are in a liquid format. That’s because this is the easiest and most efficient format when it comes to applying the killer. You can also find crabgrass killers that are in a solid format, but they are rarer.

Some of these crabgrass killers require you to use a syringe and to apply the liquid in that syringe around various spots in the soil. And others require you to dump a significant amount all around the roots of the crabgrass itself.

It does vary. But, most of the time, you’ll be using a spray of some sort, and that’s because a spray is the easiest type of crabgrass killer to use, and you won’t have any issues using it, due to the simplicity of the process.

Every crabgrass killer works differently. Some of them make the crabgrass “waterproof”, which ensures that it doesn’t get the water it needs to grow. Others block the very process of photosynthesis, and some of them simply go deep into the roots, destroying the foundation of the weeds, causing the rest to fall away.

What Are The Key Advantages – As Well As Disadvantages – Of Using These Weed Killers?

Naturally, the biggest advantage is the fact that these kinds of weed killers can kill crabgrass, which is great because these types of weeds can cause many problems and difficulties.

Best Crabgrass Killer Guide

The other advantage is that many of these solutions are simple and easy to use. There isn’t anything particularly difficult about them, and this makes the whole process very simple.

However, the biggest disadvantage is the fact that many of these solutions are toxic to the soil. When you use one of these killers, it often damages the soil, as well, and this makes it a lot harder to grow other plants within that soul. You’ll find many weed killers that say to wait a certain period, before growing anything, because that is when the weed killer will have been washed out of the soil.

When Searching For The Very Best Crabgrass Killer
When searching for the very best crabgrass killer, there are four things that you must be aware of, and you must consider when searching. That is because these things will greatly affect your experience with the killer, as well as your experience planting in that soil.

How Does The Crabgrass Killer Affect Your Soil?

So, the first thing you need to be aware of when looking at crabgrass killers is how each crabgrass killer affects your soil. Some of them are non-toxic and designed in a way that doesn’t harm the soil at all. Others are designed in a way that does harm the soil, and because of this, you will have a much harder time planting things in that soil, once the crabgrass has been removed.

Best Crabgrass

You also need to be aware of whether or not the crabgrass killer will affect other plants, and whether or not you have, or intend to grow, those plants.

How Long Does It Take For The Killer To Work?

The next thing you need to be aware of is how long it takes for the crabgrass killer to work, and to start showing results. For some of them, it takes just hours. And for others, it can take a few weeks.

In some cases, you’ll find that the non-toxic killers take more time to show results, whereas the toxic ones take less time, but that is because they are also destroying a lot of the soil, too.

In these cases, it does come to whether or not you will need that soil to be non-toxic, so you can continue using it, or whether or not the results, and their immediacy, is a bigger priority.

Does It Destroy The Crabgrass For Good?

More often than not, the crabgrass killers that you will find don’t kill the crabgrass for good. Instead of doing that, they simply damage the soil, to the point where those weeds won’t be able to grow for a year or so. This does, of course, vary, but at the end of the day, most of these crabgrass killers serve as a temporary solution.

You can, of course, find permanent solutions. Solutions that involve killing all of the crabgrass and destroying the roots and all of the individual elements that comprise the weeds. But, it is important to note that these solutions are often a bit more difficult to use and require more work. You will also need to remove the roots, once the crabgrass killer has done its job so that you can prevent those particular weeds from growing.

If you are looking for a temporary solution, find the crabgrass killers designed for that. But, if you want a permanent solution, then, once again, be aware of that.

Crabgrass Killers


No one likes dealing with weeds, but, today, there are a wide variety of different solutions that we have, when it comes to dealing with them, and the problems that they bring into our lives.

By following this buying guide, you’ll be able to find the crabgrass killer that is ideal for you, and ideal for the soil that you have. It isn’t a difficult process, as long as you know what to be aware of and what to consider.

Crabgrass Killer | Recommended

Last update on 2023-05-02 / Affiliate links / Images from Amazon Product Advertising API

Crabgrass Killer | Recommended

Last update on 2023-05-02 / Affiliate links / Images from Amazon Product Advertising API

This website is supported by readers. As an Amazon Associate we earn from qualifying purchases.

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Previously in Our Recommended List

RoundUp Weed & Grass III Killer

Here, we have RoundUp Weed & Grass III Killer. When you purchase this product, you’ll receive a jug that is 1.33 gallons in size. On the side of this jug, there is a little tube and a sprayer. Having access to this sprayer is really nice, since you don’t have to pour out the material into a spray bottle.

Using this crabgrass killer, you are able to “rainproof” the dirt that is housing the crabgrass. What this means is that water will no longer be able to get in and nourish the crabgrass that is growing. But, this also means that it can be more difficult to grow other plants on that same soil.

RoundUp Weed & Grass III Killer

Once you’ve sprayed the RoundUp Weed & Grass III Killer, it’ll take ten-minutes for the soil to become rainproof. And then, within three-hours, you’ll notice that the crabgrass is starting to decay and die.

GREEN LIGHT Wipe-Out Crabgrass Killer

Here, we have the GREEN LIGHT Wipe-Out Crabgrass Killer, which was specifically designed for crabgrass.

Through the use of a few different ingredients and chemicals – such as dimethylamine salt – this is one of the strongest herbicides on the market. You can use this herbicide on all kinds of different weeds and roots, which makes it a very versatile substance.

GREEN LIGHT Wipe-Out Crabgrass Killer

When you purchase GREEN LIGHT Wipe-Out Crabgrass Killer, you’ll receive a jug that holds a single quart of the substance. And then, you can pour this substance into a spray bottle, and spray it onto the crabgrass that you would like to eliminate.

Once you’ve sprayed the herbicide onto the crabgrass, it’ll take a single-day for the crabgrass to look weak and decayed. And then, when another day passes, the crabgrass will look much worse. If you give it two or three more days, the crabgrass will be completely dead.

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