10 Best Crabgrass And Dandelion Killer (2024 Update)

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If you’re looking for a natural and effective way to get rid of crabgrass and dandelions in your lawn, there are a few factors you should consider before making a purchase. Firstly, it’s important to determine whether you want to use a chemical-based or organic product. Chemical-based products may be more potent and efficient, but may pose a risk to your health and the environment. On the other hand, organic products may take longer to work and may require multiple applications, but are safer and environmentally-friendly.

Another factor to consider is the size of your lawn and the severity of the crabgrass and dandelion infestation. This can help you determine how much product you need and whether you need a more heavy-duty product. Additionally, it’s important to read the product label carefully and follow the instructions for optimal results.

Have you ever had trouble getting rid of those pesky crabgrass and dandelions in your lawn? Are you tired of spending hours pulling weeds only to see them grow back days later? Do you want a natural and effective solution to this problem? If so, keep reading to discover the best crabgrass and dandelion killer on the market that can help you achieve a beautiful and lush lawn in no time.

10 Best Crabgrass And Dandelion Killer

# Product Image Product Name Product Notes Check Price
1
Ideal for killing crabgrass and lawn weeds with targeted applications to maintain a healthy and beautiful lawn.
2
Ideal for preventing crabgrass, chickweed, and other weeds in lawns up to 10,000 sq. ft.
3
The product is ideal for killing weeds, grass, moss, crabgrass, and dandelions without harming pets or using harmful chemicals.
4
The product is ideal for preventing weeds from growing on large lawns.
5
It is ideal for controlling crabgrass and other weeds in lawns and landscapes.
6
Ideal weed killer for lawns as it targets and eliminates weeds without harming grass.
7
The product is ideal for killing nutsedge weeds in lawns.
8
Scotts Turf Builder Weed & Feed5 is ideal for controlling weeds and fertilizing lawns up to 12,000 sq. ft.
9
The product is ideal for killing weeds and crabgrass in lawns.
10
This product is ideal for killing crabgrass and weeds on lawns.
Ideal for killing crabgrass and lawn weeds with targeted applications to maintain a healthy and beautiful lawn.
Ideal for preventing crabgrass, chickweed, and other weeds in lawns up to 10,000 sq. ft.
The product is ideal for killing weeds, grass, moss, crabgrass, and dandelions without harming pets or using harmful chemicals.
The product is ideal for preventing weeds from growing on large lawns.
It is ideal for controlling crabgrass and other weeds in lawns and landscapes.
Ideal weed killer for lawns as it targets and eliminates weeds without harming grass.
The product is ideal for killing nutsedge weeds in lawns.
Scotts Turf Builder Weed & Feed5 is ideal for controlling weeds and fertilizing lawns up to 12,000 sq. ft.
This product is ideal for killing crabgrass and weeds on lawns.

1. Trimec® Crabgrass Plus Lawn Weed Killer Concentrate, 1 Gallon, 761200

This powerful herbicide is designed to effectively control a wide range of weeds with its concentrated formula. Featuring a potent 3-way blend, this herbicide is perfect for eliminating stubborn grassy weeds such as crabgrass, foxtail, and signalgrass. Additionally, it is an excellent solution for controlling over 200 common broadleaf weeds, including dandelions and plantain, as listed. With its versatile formula, this herbicide is ideal for use in residential and commercial settings alike.

One of the standout features of this herbicide is its concentrated formulation. This powerful blend allows for maximum effectiveness with minimal application, making it an economical and efficient solution for weed control. Its 3-way blend is designed to target and eliminate even the most stubborn grassy weeds, leaving your lawn looking healthy and pristine.

In addition to its powerful grassy weed control, this herbicide is also effective against a wide range of common broadleaf weeds. With over 200 listed species targeted by this herbicide, including dandelions and plantain, you can be confident in its ability to keep your lawn free of unsightly weeds.

Whether you're a homeowner looking to maintain a beautiful lawn or a professional landscaper searching for an effective weed control solution, this herbicide is an excellent choice. Its concentrated formula, 3-way blend, and broad-spectrum weed control make it a versatile and reliable option for anyone seeking to keep their lawn looking its best.

2. Crabgrass Defense: 10k Sq. Ft. Weed Control

Looking for a reliable and effective solution to keep your lawn free from crabgrass and other weeds? Look no further than this amazing product that offers a wide range of benefits for your lawn. With just one application, you can prevent crabgrass growth all season long, ensuring that your lawn stays in top condition.

This product is specially designed to be applied in the springtime, when crabgrass and other weeds are most likely to emerge. By applying it at this time, you can effectively prevent the growth of crabgrass and other weeds all season long, without having to worry about reapplication.

In addition to its springtime application, this product can also be used in the fall to prevent winter weeds such as poa annua, henbit, and chickweed. This makes it an incredibly versatile and effective solution for keeping your lawn healthy and weed-free year-round.

And the best part? This product is designed to withstand even the harshest weather conditions. Whether it's raining, snowing, or freezing outside, you can rest assured that this product will continue to perform at its best, keeping your lawn healthy and free from weeds.

3. Eco Living Pet Safe Herbicide Concentrate.

Introducing the Super Concentrated Weed Killer, a powerful solution that effectively eliminates tough weeds and grasses with ease. This weed and grass killer concentrate is 16 times more concentrated than any other product on the market, making it an ideal solution for large areas and total vegetation control.

With just one quart of this Super Concentrated Weed Killer, you can make up to four gallons of solution, while one pint makes up to two gallons. This makes it highly economical and efficient for treating large areas of land. Additionally, this product is formulated with a surfactant that increases coverage and penetration, ensuring that it reaches all the nooks and crannies where weeds and grasses grow.

This weed killer concentrate is safe for pets, containing no harmful ingredients, irritants, or allergens. It does not contain roundup or glyphosate, making it safe for pets like dogs and cats to roam around the treated area.

The Super Concentrated Weed Killer is a fast-acting solution that eliminates weeds in just 24 hours. It is easy to use and works great with any conventional sprayer, including pump and backpack sprayers.

This weed and grass killer concentrate is capable of killing all types of tough weeds and grasses right down to the root, ensuring that they do not grow back. With just one bottle of this solution, you can treat an area of over 4,000 square feet.

4. Spectracide Large Plot Weed Stop For Lawns Concentrate, 1 Gallon

Looking for a reliable solution to kill weeds in your lawn and garden? Look no further than this powerful weed killer that kills over 200 types of weeds as listed. With its advanced formula, this weed killer targets not only the leaves but also the roots of the weeds, ensuring that they won't grow back anytime soon.

One of the best features of this weed killer is its rainproof formula, which takes only a few hours to become fully effective. That means you won't have to worry about the rain washing away the weed killer and wasting your time and money.

This weed killer is suitable for use on both Northern and Southern grasses, making it a versatile choice for homeowners with different types of lawns. With a coverage of up to 32,000 square feet for Northern grasses or 42,500 square feet for Southern grasses, this weed killer offers excellent value for money.

To use this weed killer, simply follow the instructions on the label. Make sure to apply it on a dry day when there is no rain in the forecast for at least a few hours. Apply the weed killer evenly across the affected area, and wait for the magic to happen.

5. Ortho 9994110 Weed B Gon Plus Crabgrass Control Ready-To-Spray2, 32. Oz

The advanced formula of this product is designed to specifically target and kill crabgrass, dandelions, and other common lawn weeds. It effectively eliminates weeds down to the roots, ensuring they won't grow back, and has the ability to eradicate over 200 different types of weeds.

One of the most impressive features of this product is its ability to kill weeds without harming the lawn. When used as directed, it guarantees that the grass will remain unharmed. This means that users can have peace of mind knowing their lawn will not suffer any damage, even when applying the product to problem areas.

Another great aspect of this product is its quick-acting formula. It starts working immediately upon application, so users can see results in as little as a few days. This means that users can enjoy a weed-free lawn without having to wait for extended periods of time.

6. Clean Green Selective Weed Killer For Lawns – Kills Weeds, Not Grass – 1 Gallon

The ready-to-spray weed killer is a reliable solution for those looking to maintain a pristine lawn without compromising on its safety. This product is tough on weeds and gentle on lawns, making it a popular choice for homeowners and pet owners alike.

The weed killer is derived from iron, a natural element found in nature, making it a safer and more eco-friendly alternative to harsh chemical-based products. Once applied, the weed killer will quickly turn the weeds dark and cause them to wilt, making it easy to remove them from the lawn.

The best part about the ready-to-spray weed killer is that people and pets can safely enter the treated area once the spray has dried, making it a practical choice for busy households. For best results, it is recommended to repeat the treatment in 3 to 4 weeks for any regrowth from the roots.

7. Ortho Nutsedge Killer For Lawns Ready-To-Spray, 32 Fl. Oz.

Looking for a powerful solution to get rid of stubborn weeds in your lawn? Look no further than this amazing product! With the ability to kill yellow and purple Nutsedge, Kyllinga, and over 50 other tough weeds, this product is the perfect choice for both Northern and Southern turf grasses.

One of the best things about this product is that it is designed to kill weeds without harming your lawn. So, you can have peace of mind knowing that your grass will remain healthy and green. And with rainproof technology, you won't have to worry about the effectiveness of the product being affected by rain. In just 2 hours, your lawn will be safe from weeds.

Another great feature of this product is that it is ready to use right out of the bottle. You won't have to worry about mixing anything or following complicated instructions. Simply apply the product to the affected areas and watch as the weeds disappear.

8. Turf Master 2-In-1 Fertilizer & Weed Killer

Scotts Turf Builder Weed & Feed5 is a powerful and effective lawn care product that kills existing weeds and feeds the lawn to promote thicker growth and prevent future weed growth. This product is ideal for use on Bahiagrass, Bermudagrass, Bluegrass, Centipedegrass, Fescue, Ryegrass, and Zoysiagrass.

When applying Scotts Turf Builder Weed & Feed5, it is important to do so when the weeds are actively growing and daytime temperatures are between 60°F and 90°F. This will ensure maximum effectiveness and prevent damage to the lawn.

This product is designed to control over 50 listed lawn weeds, including clover, dandelion, plantain, morningglory, chicory, eveningprimrose, and purslane. This makes it an excellent choice for those looking to maintain a healthy and weed-free lawn.

Each bag of Scotts Turf Builder Weed & Feed5 contains 33.95 lbs of product, which is enough to cover an area of up to 12,000 sq. ft. This makes it an economical and practical option for those with larger lawns.

9. Spectracide Weed Stop For Lawns Plus Crabgrass Killer Concentrate, Weed Killer, 32 Ounces

Looking for an effective solution to eliminate weeds without damaging your lawn? Look no further than this powerful weed killer. With its advanced formula designed to target and control listed weeds, including crabgrass, this product is a must-have for any lawn enthusiast.

One of the key features of this weed killer is its ability to specifically target and eliminate weeds without harming the surrounding lawn. This is achieved through a carefully formulated blend of active ingredients that work together to control and eradicate weeds while leaving the rest of your lawn untouched.

Whether you're dealing with crabgrass, dandelions, chickweed, clover, or yellow nutsedge, this weed killer has you covered. With the ability to control over 470 types of weeds, you can be confident that your lawn will stay looking its best with this product on your side.

Another important feature of this weed killer is its rainproof formula. Once applied, you won't have to worry about rainfall or watering washing away the effectiveness of the product. This means you can confidently apply it to your lawn without having to constantly monitor the weather forecast.

With a coverage area of up to 5,000 square feet per 32 ounce bottle, this weed killer is a great value for the price. Whether you have a small lawn or a large one, you can be sure that this product will provide the coverage you need to keep your lawn looking great.

10. Spectracide Weed Stop For Lawns + Crabgrass Killer Concentrate, 32-Oz, 6-Pk, Clear

This weed killer is the perfect solution for those who want to rid their lawns of weeds without damaging the grass. It is specially formulated to control listed weeds, including crabgrass, while leaving the lawn unharmed when used as directed.

When you see crabgrass in your lawn, simply apply this weed killer for effective control. It is designed to kill 470+ types of weeds, including broadleaf and grassy weeds such as dandelions, chickweed, clover, and yellow nutsedge. For a complete list of weeds that are controlled, refer to the product label.

The effectiveness of this weed killer is not affected by rainfall or watering, making it a great choice for all seasons. Rain or watering three hours after application will not wash away its effectiveness, giving you peace of mind that your lawn will remain weed-free.

The quickflip hose-end sprayer is a convenient feature that makes application a breeze. It easily attaches to your garden hose and activates at the flip of a switch. This feature allows for even distribution of the product, ensuring that all areas of your lawn are treated.

Best Crabgrass And Dandelion Killer FAQs

Are there any natural or organic options for a crabgrass and dandelion killer?

Yes, there are natural and organic options for killing crabgrass and dandelions. One option is to use vinegar, which is an effective herbicide. Mix equal parts white vinegar and water and apply it to the plants with a spray bottle or a watering can. Be careful not to spray any plants you want to keep, as vinegar can kill any plant it comes into contact with. Another option is to use boiling water to kill the weeds. Simply pour boiling water over the weeds to kill them. This is a good option for areas where you don't want any vegetation to grow, such as cracks in the sidewalk. Lastly, you can use corn gluten meal, which is a natural herbicide that prevents weed seeds from germinating. It is important to note that these options may not be as effective as chemical herbicides and may require multiple applications to completely kill the weeds.

Can a crabgrass and dandelion killer be harmful to pets or children?

Yes, crabgrass and dandelion killer can be harmful to pets and children if they come into direct contact with the chemicals. Most crabgrass and dandelion killers contain herbicides that can cause skin irritation, respiratory problems, and gastrointestinal issues if ingested. Additionally, some products may contain additional chemicals that can be toxic if ingested, such as fungicides, insecticides, and rodenticides.

To prevent harm to pets and children, it is important to follow the instructions on the product label carefully. Keep pets and children away from the treated area until the product has dried and the area has been thoroughly watered. If a pet or child does come into contact with the product, wash the affected area immediately with soap and water.

It is also important to store crabgrass and dandelion killer products out of reach of children and pets in a locked cabinet or storage area. Always dispose of unused product properly by following the instructions on the label or contacting your local waste management facility.

Can a crabgrass and dandelion killer be used on all types of grass?

Most crabgrass and dandelion killers are formulated to be safe for use on most types of grass. However, it is always best to check the label of the product before use to ensure that it is safe for your specific type of grass. Some products may be too harsh for certain types of grass, particularly those that are sensitive to certain chemicals.

It is also important to follow the instructions carefully when using any type of weed killer. Apply the product evenly and at the recommended rate, and avoid using it during periods of extreme heat or drought. Additionally, take care to avoid overspraying or spraying on non-target plants, as this can cause damage or kill them as well.

Overall, using a crabgrass and dandelion killer can be an effective way to control these common weeds in your lawn. However, it is important to choose a product that is safe for your specific type of grass and to use it carefully to avoid any unintended damage.

How long do the effects of a crabgrass and dandelion killer last?

The duration of the effects of a crabgrass and dandelion killer depends on various factors, such as the type of herbicide used, weather conditions, application rate, and the severity of the weed infestation. Typically, the effects of the herbicide can be seen within a few days or weeks after application, and the weeds will start to wilt and die. However, it is important to note that some herbicides have residual effects that can last for several weeks or even months. During this time, the treated area may not be suitable for planting or reseeding, as the herbicide can also affect desirable plants. The best approach is to follow the instructions provided by the manufacturer and avoid over-application, which can lead to environmental damage and health hazards. In general, the effectiveness of the herbicide will vary depending on the conditions, and it is important to monitor the treated area regularly to ensure that the weeds do not return.

How long does it take for a crabgrass and dandelion killer to work?

The time it takes for a crabgrass and dandelion killer to work can vary depending on the type of product you are using and the severity of the infestation. Typically, you can expect to see results within a few days to a couple of weeks. However, it is important to read the label of the product you are using as this will give you specific instructions on how long it will take for the product to work.

Selective herbicides, which only target specific types of weeds like crabgrass and dandelions, are designed to work over a period of weeks. They are absorbed by the plant and then work to kill it from the inside out. Non-selective herbicides, on the other hand, work much faster and will kill any plant they come into contact with.

It is important to note that while herbicides can be effective in controlling weeds, they should be used with caution and according to the instructions on the label to avoid damaging other plants or harming the environment.

How much crabgrass and dandelion killer should be applied per square foot?

The amount of crabgrass and dandelion killer that should be applied per square foot depends on the specific product being used. It is important to carefully read and follow the instructions on the product label to ensure effective and safe use. Some products may require a specific amount of product per square foot, while others may recommend a certain amount of product per gallon of water used to cover a specific area. It is also important to consider the timing of application, as some products may be more effective when applied at certain times of the year or during specific stages of weed growth. If unsure about the appropriate application rate, it is recommended to consult with a professional or contact the product manufacturer for further guidance.

What are the most effective ingredients in a crabgrass and dandelion killer?

When it comes to crabgrass and dandelion killers, it's important to look for products that contain effective ingredients that can target these stubborn weeds without harming your lawn. Some of the most effective ingredients in a crabgrass and dandelion killer include 2,4-D, quinclorac, and mesotrione.

2,4-D is a synthetic auxin that works by mimicking the natural plant hormone, causing the weeds to grow uncontrollably and eventually die. Quinclorac is a post-emergent herbicide that targets crabgrass specifically, disrupting its growth and preventing it from reproducing. Mesotrione is a selective herbicide that targets broadleaf weeds like dandelions, inhibiting their ability to photosynthesize and causing them to wither away.

It's important to note that while these ingredients are effective, they can also harm other plants if not used properly. Be sure to carefully read and follow the instructions on the product label, and avoid applying the product on windy days or when rain is expected within 24 hours. When used correctly, a crabgrass and dandelion killer containing these ingredients can help keep your lawn healthy and weed-free.

What is the best method for applying a crabgrass and dandelion killer?

The best method for applying a crabgrass and dandelion killer depends on the specific product you are using. However, in general, it is important to carefully read and follow the instructions provided on the product label. Some products may be applied directly to the weeds, while others may need to be applied to the entire lawn. It is important to use the correct amount of product and to apply it evenly to avoid over or under-treating certain areas.

One common method for applying a weed killer is to use a sprayer. This can be a handheld sprayer or a larger tank sprayer, depending on the size of the area you are treating. It is important to ensure that the sprayer is properly calibrated to apply the correct amount of product per square foot.

Another method for applying a weed killer is to use a granular product. This can be spread evenly over the lawn using a spreader. Again, it is important to carefully follow the instructions provided on the product label to ensure that the correct amount of product is applied.

Ultimately, the best method for applying a crabgrass and dandelion killer will depend on the specific product you are using and the size of the area you are treating. It is important to carefully read and follow the instructions provided on the product label to ensure effective and safe use.

What is the best time of year to apply a crabgrass and dandelion killer?

The best time of year to apply a crabgrass and dandelion killer largely depends on the specific product being used and the type of grass you have in your lawn. In general, it is recommended to apply herbicides for crabgrass and dandelions in the spring when temperatures are consistently above 60 degrees Fahrenheit and the weeds are actively growing. This is typically between late April and early June. However, some products may be effective at different times of the year, such as in the fall when temperatures cool down.

It is important to carefully read the instructions on the herbicide product you are using and follow them closely to ensure the best results. Applying herbicides at the wrong time of year can be ineffective and even harmful to your lawn. In addition to using herbicides, maintaining a healthy lawn through regular watering, fertilizing, and mowing can also help prevent the growth of crabgrass and dandelions.

Which brands make the best crabgrass and dandelion killer?

There are several brands that make effective crabgrass and dandelion killers. One of the most popular and highly-rated brands is Scotts. Their products, such as Scotts Turf Builder Triple Action and Scotts WeedEx, are known for their ability to kill crabgrass and dandelions effectively while promoting healthy growth of the surrounding grass. Another brand that is well-regarded in the industry is Bayer Advanced. Their products, such as Bayer Advanced All-In-One Lawn Weed and Crabgrass Killer, are known for their fast-acting formula that can kill tough weeds like crabgrass and dandelions in just one application. Additionally, Ortho is also a popular brand that offers a range of crabgrass and dandelion killers, including Ortho Weed B Gon and Ortho Nutsedge Killer. Ultimately, the best brand for you will depend on your specific needs and preferences, as well as the type of grass and weeds in your lawn.

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