Weed Killers

Weeds are a garden’s worst enemy and the worst part is that if not treated in time, they manage to spread very fast and on large areas, being even harder to remove afterwards. Thankfully, profile stores are full of weed killers that can help you get rid of the pesky grass. If you are having troubles cleaning your garden of weed, you will be more than happy to learn which are the best products and we have all the information for you.

Top 8 Weed Killers Comparison

Photo Weed Killer Price
Roundup Weed Killer
1. Roundup
  • Fast results
  • For use around flowers, shrubs, and trees
  • It absorbs through the leaf and stem only so killing power won’t spread to non-target plants through soil
  • Ideal 1-gallon capacity
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Ortho GroundClear Vegetation Killer
2. Ortho GroundClear Vegetation Killer
  • Results appear immediately
  • Should be used on driveways, patios, rock landscapes, gravel paths, and fence rows
  • Effectively kills the roots – it prevents weed growth for up to 1 year
  • Sufficient 32-ounce capacity
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PBI/Gordon Speed Zone Weed Killer
3. PBI/Gordon Speed Zone
  • Visible results in only a few hours
  • Ideal for large properties – it covers from 14000 to 18000 square feet
  • Effective weed control
  • 20-ounce capacity
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Compare-N-Save Weed Killer
4. Compare-N-Save
  • Visible results in 2-4 days
  • Recommended for large areas – it covers over 25000 square feet
  • Chemical components make it great at killing weed roots
  • Generous 1-gallon capacity
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Roundup 5725070 Extended Control
5. Roundup 5725070 Extended Control
  • Fast results – after only 3 hours
  • Recommended for use on driveways, patios, and sidewalks
  • It kills the weeds to the roots
  • Generous 1.33-gallon capacity
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Spectracide HG-96017 Image
6. Spectracide HG-96017
  • Visible results appear in less than 3 hours
  • Perfect for use in small areas – patios, walkways, flower beds, around trees and shrubs
  • It kills the roots
  • 1-gallon capacity
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Ortho Weed B Gon
7. Ortho Weed B Gon
  • Results in hours
  • 32 oz. covers up to 16,000 sq. ft. / 1 gallon covers up to 64,000 sq. ft.
  • It will kill weeds to the root
  • Available sizes include: 32 oz. and 1 gallon
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Roundup Extended 5101910
8. Roundup Extended 5101910
  • Visible results in just 3 hours
  • 1 gallon covers up to 64,000 sq. ft.
  • It kills existing weeds and prevents new ones from growing
  • 1.1 gallon
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Weed Killers Reviews


Before adding something to your soil and plants, it’s recommended to do a thorough research and find the products that are less damaging to the quality of the harvest and don’t pose a risk to your health. The following products that can successfully keel weed have been tested and have proven to be safe and effective.

Roundup

The Roundup is one of the best products available on the market, these days. It has the ability to kill weeds to the root, so they don’t come back. It can also be used to treat stumps and prevent regrowth. Absorbed through the leaves, the liquid goes all the way to the root for a total kill. By using this product, your driveways, patios and mulched beds will look much better than ever. It is ideal for treating larger areas. As such, keep in mind that 35.2-ounce covers up to 6,900 sq. feet., ½ gallon covers up to 12,750 sq. feet. and 1 gallon covers up to 25,500 sq. feet. Aside from being effective, this product is also extremely easy to use. Therefore, you need to apply the treatment when weeds are actively growing. It’s recommended to apply it during warm, sunny weather. Raining 30 minutes after application will not remove it, effectiveness. Keep in mind that shrubs and ornamental plants should be planted one day after application.

PROS
CONS
  • Ideal for larger projects
  • Rainproof in 30 minutes
  • Weeds usually yellow and wilt in 2-4 days
  • Available in various sizes, such as 35.2-ounce, 0.5-gallon and 1-gallon bottles
VERDICT

Using herbicide seems inevitable, especially when natural options fail to get rid of weeds. If you are particularly sensitive to odors, you will want to look into one of the products that scored more highly in this metric, namely the Roundup grass killer. Most people opt for this is as it has the ability to kill weeds to the root. Plus, as compared to other similar products, it is perfect for treating larger areas.

Ortho GroundClear Vegetation Killer

If you think that it is time to take control of weeds, this product is one of the best solutions for you. This herbicide will help you kill unwanted weeds and grasses, as well as prevent regrowth for up to 1 year when properly applied. Keep in mind that one application of the fast-acting, dual-action formula will remove plants from patios, walkways, fence lines and other areas where vegetation is a real problem. The Ortho GroundClear is easy to apply and you can enjoy visible results within hours of application. Therefore, it is recommended to use it when weeds are actively growing. If they are taller than 6 inches, you need to cut them down and remove them before application. In order to get the best result, it is recommended to apply the product on a sunny day with temperatures above 60 degrees Fahrenheit.

PROS
CONS
  • Easy to apply
  • Available in various sizes such as 32-ounce, 1-gallon and 2-gallon bottles
  • Visible results in hours
VERDICT
Used correctly, herbicides will kill weeds. Used incorrectly, they will kill plants you didn’t intend to kill. One application of Ortho GroundClear Vegetation Killer will help you get rid of everything. It helps you remove weeds from areas where vegetation makes you plenty of problems. It is very easy to apply and very efficient. However, it has some requirements, but for more detailed information, it is recommended to read the manual guide.

PBI/Gordon Speed Zone

The PBI/Gordon Speed Zone is an excellent herbicide with a superior cool-weather performance that can help you get rid of unwanted weeds. It can be used on established cool and warm-season grasses for common weeds in turfgrass, including dandelion, white clover, spurge, and pennywort. It is perfect for large properties, being able to cover from 14.000 to 18.000 sq. feet. It provides visible results in a few hours. However, reseeding can be done in just two weeks. The Speed Zone grass killer can be also applied on perennial ryegrass, tall fescue, Kentucky bluegrass, fine leaf fescue annual bluegrass and colonial bentgrass, excluding golf greens. Additionally, it is quite important to know that the spray solution should be above pH5 and below pH8. This solution is also very easy to use. However, before using it, you need to determine the lawn area you want to treat. Keep in mind that the application rate for this product is 1.4-ounce per 1.000 sq. feet of lawn. Therefore, you need to add the right amount of herbicide to the spray bottle in order to treat the total lawn area.

PROS
CONS
  • It doesn’t harm lawn grasses
  • It provides visible results in hours
  • It doesn’t come with special requirements
VERDICT

If you are looking to purchase a grass killer to remove weeds from patios, walkways and fence lines, the Gordon Speed Zone is one of the best options you have. It has a superior cool-weather performance, helping you get rid of weed in no time. It is the capability of covering up to 18.000 sq. ft. makes it ideal for large properties and large areas where vegetation is a real problem.

Compare-N-Save

Get to the root and kill weeds with one of the most effective products available on the market, today. The Compare-N-Save is an amazing solution that can help you get rid of unwanted weeds and grass. It contains 41% glyphosate and 1-gallon container will provide up to 85-gallons of ready-to-use grass and it can treat over 25.000 sq. feet with visible results in as little as 2 to 4 days. For best results, it’s recommended to apply it on a warm sunny day when the temperature is above 60 degrees Fahrenheit. As mentioned previously, this solution is a powerful herbicide which can kill all green plants, including your lawn grass. Therefore, it is not recommended for spot spraying in lawns. When you spray the foliage of the treated plants, you should avoid any spray mist drifting to plants you do not wish to treat.
The Compare-N-Save contains glyphosate, which is a post-emergent herbicide. This type of herbicide will not prevent new future growth. Therefore, it’s good to know that treated areas can be replanted in as little as one day in ornamental areas.

PROS
CONS
  • Rainproof in 2 hours
  • Visible results in as little as 2 to 4 days
  • Available in various sizes, including 32-ounce, 1-gallon and 2.5-gallon bottles
VERDICT
The Compare-N-Save is a powerful formula, able to treat up to 25.000 sq. ft. It is efficient and very easy to use, but keep in mind that it cannot prevent new future growth. It can only remove the unwanted weeds and grass. Therefore, if you are looking to purchase something to prevent future growth, take a look at the above grass killers and you will surely find something that will meet your requirements.

Roundup 5725070 Extended Control

Hard on weeds and easy to apply, the Roundup 5725070 is an incredibly efficient herbicide that features an extendable wand for accuracy and provides up to 5 minutes of continuous spray. This dual-action formula performs 2 jobs at once. It has the ability to kill weeds down to the root and prevent new weeds from growing for up to 4 months. More than that, the Pump ‘N Go sprayer can be refilled and reused. If you are thinking about buying this product, you need to consider the fact that 1.33 gallons provide coverage for up to 400 sq. feet. Coverage will vary based on the number and the size of weeds in a given area. It’s recommended to apply the spray when the air is calm, so you can prevent drift to desirable plants. For fast results, you should apply it during warm sunny weather. Also, keep in mind that rain or watering 10 minutes after application will not wash away effectiveness.

PROS
CONS
  • Rainproof in 10 minutes
  • Visible results in 3 hours
  • Easy to use
VERDICT

If you need an easy to apply herbicide that kills weeds and prevent new ones from growing up, the Roundup 5725070 is exactly what you need. It can treat over 400 sq. ft. and it is recommended to be used when the air is calm. Overall, this is an effective herbicide and an option worth taking into consideration.

Spectracide HG-96017

This ready-to-use grass killer is one of our favorites as it’s incredibly easy to use and it has a fast effect. The Spectracide HG-96017 will provide you with visible results in less than 3 hours, ensuring a healthy and gorgeous vegetation in the yard. It has a fast-acting formula that guarantees success since the first try. It has a 1-gallon capacity and it’s extremely affordable, so you won’t have to spend a fortune on killing the weeds that annoy you. It’s recommended for use in small areas, and you should apply it on areas such as the patio, the walkway, the flower beds, and around bushes and trees. What makes it a top choice is the fact that it effectively kills the roots, guaranteeing that the unpleasant weeds won’t make a comeback anytime soon.

PROS
CONS
  • No soil activity – it doesn’t affect untreated plants
  • Fast-acting formula
  • Affordable price
  • It is a nonselective herbicide
VERDICT
Although we place it in the 5th position, the Spectracide HG-96017 is a good product that has a fast effect. In less than 3 hours, it is able to remove the unwanted weeds. It can treat small areas such as patio and walkways. More than that it is easy to apply, guaranteeing that unwanted vegetation will not make a comeback anytime soon.

Ortho Weed B Gon

The Ortho Weed B Gon is a herbicide that removes weeds to the root. It helps you get rid of them permanently. According to manufacturer’s specifications, there are more than 250 weeds that could be killed to the roots in hours. It is extremely effective without harming the lawn. For best results, it is recommended to use the product anytime weeds are growing, especially during warm, sunny weather. Keep in mind that raining after 1 hour after application will not remove it. It is also important to mention that it comes in 2 sizes, such as 32 oz. and 1-gallon capacity. The small quantity covers up to 16.000 sq. ft. while the large quantity is used to cover up to 64.000 sq. ft. Thanks to its comfort wand applicator, it is very easy to use. It is also worth mentioning that it is one of the most affordable herbicides out there.

PROS
CONS
  • It kills more than 250 weeds
  • Rainproof in 1 hour
  • Results in hours
  • It kills weeds to the roots
VERDICT

If you are looking to purchase a quality herbicide that helps you eliminate weeds to the roots, this is exactly what you need. It kills more than 250 weeds in a few hours. It comes in 2 available sizes and it is ideal for spot treatments.

Roundup Extended 5101910

Looking for an effective herbicide? The Roundup Extended 5101910 is exactly what you need. It is a great dual-action formula that kills the existing weeds. Compared to some of its competitors, it also prevents weeds from growing up to 4 months. We are very impressed by its efficiency. It is capable of killing weeds to the roots. What we present you is a 1.1-gallon bottle with a very powerful weed herbicide. It can be used to remove weeds or unwanted plants from different places, including driveways, patios or sidewalks. Also, you can use it on decorative rock or gravel areas. This plant killer provides visible results in just 3 hours. Keep in mind that 1.1-gallon is able to clean up to 64.000 sq.ft., so if you have a small garden that needs special treatment, a single bottle can help you remove the existing weeds.

PROS
CONS
  • It prevents unwanted plants from growing up
  • Rainproof in 10 minutes
  • Results in 3 hours
VERDICT

Using the Roundup Extended 5101910 the right way ensures that it works as effectively as possible. It is a powerful herbicide that provides fast results. In just 3 hours, it removes weeds and unwanted plants from your garden, patio or sidewalks.

Things to Know About


If you have a garden you probably know how difficult is to get rid of weeds. Managing weeds is extremely complicated. They grow faster, uncontrollably and affect your plants. Therefore, if you have this challenge and want to get rid of them, pay attention to the killer that you use. Quality grass killers will help you keep weeds under control. From convenient and easy to use sprays to various concentrated liquids you dilute with water, there are available in different forms.

  • Contact killer

    The contract killers will help you get rid of weeds by scorching the foliage that it comes into contact with. This type of killer must be applied to foliage, so they need to be used during the growing season. It acts faster than other killers and it doesn’t affect the surroundings.

  • Systemic killer

    This type of killer works their way through the entirety of the plant, from the foliage all way down to the roots, so it is extremely efficient. Since it also kills the roots, it may take a bit longer to show the results. It is an efficient killer that won’t affect the surrounding soil.

  • Selective killer

    As the names itself suggest, this kind of herbicide is ideal for killing only a particular type of plant. It is usually used in lawn and works without damaging surrounding plants.

  • Residual killer

    Residual killers are great for killing weeds for your garden, especially from paths, patios, waste areas and drives. Also, they will prevent new weeds from growing.

Advantages of Using a Grass Killer


These grass killers help you eliminate unwanted plants from your garden. Weed plants grow in places where they are not wanted and it is perfectly reasonable to get rid of them as soon as possible. As compared to herbicides, a weed killer doesn’t come with unpleasant side effects. Actually, it has many advantages and it provides you with a lot of benefits.

  • Effective weed control

    Managing weeds is a very daunting task because they grow faster than other plants. Its main purpose is to thrive and block out weeds. Some of them kill only one type of plant while others help you get rid of any plant they reach. Also, some products contain many harmful chemicals, which means that it’s crucial to check the labels and carefully select the products that match your needs.

  • Ability to harvest

    Uncontrolled, some weeds tend to become so large that it’s quite difficult to remove them with a lawnmower. Therefore, in order to get rid of them, use an herbicide or a pesticide. It is so efficient that it can kill weeds either by the seed or from their roots. Sometimes, you may be tempted to pull weeds up by the roots or use a hoe on them. We dare to say that this is not the wisest method out there, especially since there are so many types of herbicides on the market.

If you have any problems with weed invasion, this is the right place to be. Generally speaking, weeds are a serious problem for anyone who has a garden as they have many negative impacts on the environment. However, there are so many types of grass and weed killers available for sale that it finding the right one for your needs should be a breeze. As compared to weed preventers which should be applied when the weeds are seeds, the weed killers can be applied anytime. However, avoid using them around the time when you want to plant new grass seed. Also, do not use weed removers when it is windy or raining. The most important thing is to avoid applying herbicide in very cold conditions as well as in very hot conditions.

As you have probably noticed, we have gathered some of the most efficient weed removers on the market in order to help you choose exactly what you need. The Roundup is the best product we tested. It is extremely efficient, being capable of killing weeds to the root. However, if you cannot afford it, you can opt for Ortho GroundClear Vegetation Killer which also provides visible results in hours and it is much affordable than Roundup.

Frequently Asked Questions

1 Will these week killers kill flowers and trees too?
The above-mentioned products are not a selective herbicide. Whatever you spray it on will be killed.

2Does the products above have an expiration date?
As with any chemical, including herbicides, these products will lose their effectiveness over time. However, it is made to last for years, so that should not be a problem.

3After clearing the yard of all weeds, it is recommended to plant new plants?
Absolutely not. It is recommended to sanitize the soil, so your new plants will not grow. These herbicides will kill all plant life for one year.

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