Best Broad Leaf Weed Killer (2023 Update)
If you’re looking for a solution to pesky broadleaf weeds taking over your lawn or garden, you may want to consider using a broadleaf weed killer. Before purchasing a weed killer product, there are a few key factors to keep in mind to ensure that you choose the best one for your needs.
Firstly, consider the size of the area you need to treat, as certain products may be more effective for smaller areas while others are better suited for larger spaces. Additionally, look for a product that is safe for use around people and pets, especially if you have young children or animals that enjoy spending time outdoors. It’s also important to read the label carefully and follow all instructions for application to ensure maximum effectiveness.
Some questions to consider when selecting a broadleaf weed killer include: What type of weeds do you need to eliminate? Are the weeds concentrated in specific areas or scattered throughout your lawn? Are you looking for a natural option or a chemical-based product? Taking the time to assess your needs and research different options can help you choose the best broadleaf weed killer for your specific situation.
10 Best Broad Leaf Weed Killer
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1
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Ideal for killing weeds on lawns quickly and effectively with visible results within hours.
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2
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It is an aquatic herbicide concentrate ideal for killing various weeds in lakes and ponds, including duckweed and curly leaf.
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3
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This product is ideal for killing aquatic weeds including duckweed, watermeal, curly leaf, pondweed and more in lakes and ponds.
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4
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This product is ideal for killing weeds in lawns and can be used as a herbicide.
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5
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It is an effective herbicide for eliminating broadleaf weeds in lawns and turf areas.
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6
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The product is ideal for killing weeds on lawns and controlling broadleaf weeds, dandelions, clover, and other invasive plants.
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7
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This product is ideal for killing weeds in residential lawns, golf courses, athletic fields, and other outdoor areas.
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8
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Hi-Yield (21416) is ideal for controlling invasive weeds in lawns and other large areas.
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9
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It is an herbicide developed for deer food plots to control broad-leaf weeds.
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10
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It is ideal for selective control of broad-leaf weeds in deer food plots, covering up to 4 acres.
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1. Gordon’s Speedzone Lawn Weed Killer, 20 Ounces, 652400

Looking for a reliable and efficient weed control solution for your large property? Look no further than this top-quality product that delivers visible results within hours!
With the ability to cover from 14,000 to 18,000 square feet, this product is perfect for large property owners who want to ensure their lawns look healthy and weed-free. In just two weeks, you can expect to see new grass reseeding, making it an effective and rapid solution for common and troublesome weed species in turfgrass.
One of the best things about this product is that it does not harm your lawn grasses. This is particularly important in areas where maintaining a healthy lawn is a top priority. Additionally, this product is designed to perform well in cool weather conditions, ensuring that you can use it all year round.
Please note that this product is restricted in certain states and cannot be shipped to AK, DC, MA, NJ, and VT.
2. Duckweed Destroyer: Aquatic Weed Killer

The Diquat formula is an ideal solution for those looking to eliminate both surface and submerged weeds that are resistant to copper. This formula is specifically designed to control hard-to-kill weeds such as duckweed, which can be a nuisance in aquatic environments.
The Diquat formula contains 37.3% diquat dibromide, which is a powerful herbicide that effectively targets and kills unwanted plants. To use this formula, the recommended dosage is 2-8 quarts per surface acre, depending on the level of infestation and the type of weed that needs to be controlled.
For enhanced results when treating floating marginal weeds, it is recommended to use Plex Mate in conjunction with the Diquat formula. This combination will help to maximize the weed-killing effects of the formula, while also ensuring that your aquatic environment remains healthy and free from unwanted vegetation.
3. Aquatic Weed Killer – Crystal Blue Tsunami

The Diquat formula is a highly effective herbicide that is specifically designed to eliminate both surface and submerged weeds that have developed resistance to copper. This powerful formula is capable of controlling even the most stubborn of weeds, including notoriously difficult species like duckweed.
At the heart of the Diquat formula is a potent concentration of diquat dibromide, comprising an impressive 37.3% of the herbicide's overall composition. This potent ingredient ensures that the formula is able to quickly and effectively eliminate weeds, leaving behind a clear and healthy aquatic environment.
When using the Diquat formula, the amount needed will depend on the level of infestation and the type of weed that needs to be treated. Typically, a range of 2-8 quarts per surface acre is recommended for aquatic environments.
For particularly stubborn weeds, it is recommended to use the Plex Mate enhancer in conjunction with the Diquat formula. This helps to further enhance the herbicide's effects, resulting in even more comprehensive weed control.
4. Southern Ag 13503 Lawn Weed Killer With Trimec 32oz Herbicide, Brown

This versatile herbicide is specifically designed for use on nine different types of turf, making it a reliable choice for lawn care enthusiasts. It effectively controls a wide range of common lawn weeds, providing a solution for those pesky intruders that can ruin the appearance of an otherwise pristine lawn. The patented combination of three proven weed killers ensures that this herbicide is highly effective at eliminating unwanted growth.
The directions for use are straightforward and easy to follow, with options for both conventional and hose end sprayers. For even greater performance, it is recommended to use a surfactant for herbicide. This will help to enhance the herbicide's effectiveness and ensure that it is able to penetrate the weeds more effectively.
5. Monterey Lg5518 Turflon Ester Specialty Herbicide Concentrate Broadleaf Weed Killer For Lawns, 16 Oz

The Monterey PT Turflon Ester Weed & Grass Killer is an effective solution for controlling bermudagrass, kikuyugrass, and certain broadleaf weeds such as Oxalis, ground ivy, wild violet, clover, and ragweed. With this product, users can say goodbye to these nuisances with ease.
This post-emergent herbicide is designed for the control of actively growing plants. It targets only emerged weeds present at the time of application, ensuring that the desired results are achieved.
It is important to note that this product is specifically designed for use on cool season grass only, including perennial bluegrass, perennial ryegrass, or tall fescue ornamental turf grass. It effectively controls broadleaf weeds in these grasses, making it an ideal solution for maintaining a pristine lawn.
Using the Monterey PT Turflon Ester Weed & Grass Killer is a breeze. Simply dilute the solution with water and apply using a spray tank. As with any herbicide, it is essential to carefully read the label directions before use to ensure the best results.
One pint of this product covers up to 20,000 square feet of lawn, making it an economical choice for treating large areas. Additionally, it contains 61.6% active ingredients, ensuring that it is potent enough to achieve the desired results.
This postemergence herbicide is not limited to use on lawns. It can also be used on outdoor ornamentals, vegetables, and fruit trees, making it a versatile solution for a range of gardening needs.
6. Southern Ag Lawn Weed Killer With Trimec Herbicide, 128oz – 1 Gallon 13504

This versatile weed killer is designed to work on 9 different types of turf, making it a great choice for homeowners and landscapers alike. With its powerful blend of three proven weed killers, this patented formula effectively controls a wide range of lawn weeds, leaving your lawn looking healthy and vibrant.
Whether you prefer to use a conventional sprayer or a hose-end sprayer, this weed killer is easy to apply and comes with clear directions for use. Simply follow the instructions to achieve optimal results, and enjoy a lawn that is free from unsightly weeds.
In addition to its effectiveness, this weed killer is also safe for use around pets and children when used as directed. So you can enjoy a beautiful and healthy lawn without worrying about potential harm to your loved ones.
So if you're looking for a reliable and effective weed killer that will get the job done, look no further than this patented formula. With its proven track record and easy-to-use directions, it's the perfect choice for anyone looking to keep their lawn looking its best.
7. Bonide 066 916126 Weed Beater Plus Ready-To-Spray, 32 Oz

Looking for a powerful and effective solution to control pesky weeds in your lawn? Look no further than this herbicide spray! With the ability to control over 200 different types of lawn weeds, this product is a must-have for any homeowner who wants to enjoy a lush, beautiful lawn free of unwanted growth.
One of the standout features of this herbicide spray is its ability to safely kill weeds without damaging your grass. When used as directed, the spray targets the weeds down to the root, leaving your lawn healthy and green. However, it's important to note that this product is not recommended for use on St. Augustine or Centipede grass types.
Designed for post-emergent weed control, this herbicide spray is intended for use after weeds have already sprouted. It works by entering the weeds through their leaves and moving inside, eventually reaching the roots. And with a garden hose nozzle included, applying the spray is a breeze. Simply connect the container to your garden hose and let the product mix automatically as you apply it evenly to your desired areas.
Best of all, this herbicide spray is industrial strength, meaning that one quart can cover up to 6,600 square feet of lawn. So whether you're dealing with crabgrass, dandelion, clover, black medic, chickweed, poison ivy, creeping charlie, or any other broadleaf weed, this herbicide spray is the solution you've been looking for. Say goodbye to weeds and hello to a beautiful, healthy lawn with this powerful and effective product.
8. Hi-Yield (21416) 2,4-D Selective Weed Killer (1 Gal)

The selective weed killer is an effective solution for controlling and killing a wide range of Broadleaf Weeds and plants that are vulnerable to 2, 4-D. It works wonders on Dandelion, Arrowhead, Buckhorn, Aster, Goatsbeard, and many other types of weeds. For a full list of susceptible weeds, the user can refer to the label for more information.
To enhance its effectiveness, it is recommended to combine the product with Hi-Yield Spreader Sticker (31063). The selective weed killer can be used on different types of areas such as lawns, ponds, drainage ditches, pastures, and rangelands. To ensure the best results, it is important to follow the recommended application rates and instructions as outlined in the product label.
With its powerful formulation, the selective weed killer provides an efficient solution for controlling and eliminating unwanted weeds and plants in various areas. It is easy to use and delivers long-lasting effects, leaving the treated areas looking clean and healthy.
9. Deer Plot Herbicide: Slay Broad-Leaf Weeds

Introducing a specialized solution for maintaining food plots – a carefully formulated spray designed to combat broad leaf weeds during their early growth stages.
This product is best applied during the spring or early summer, precisely when the broad leaf weeds start to emerge. It effectively targets these weeds to ensure that your food plot can grow healthy and strong without any interference.
Applying the spray is effortless, and it can be done using a 4-wheeler or tractor sprayer. To ensure maximum effectiveness, it's recommended that the spray is mixed with a surfactant or oil additive such as Sure-Fire Crop Oil Plus.
However, it's essential to note that this product should not be sprayed on emerging seedling clovers or alfalfas. It's best to follow the instructions carefully to ensure that the spray is used correctly.
10. Deer Plot Herbicide: Slay Broad-Leaf Weeds

This herbicide has been specially formulated for food plots and is designed to be easily applied using a 4-wheeler or tractor sprayer. For best results, it should be sprayed in the spring or early summer when broadleaf weeds are emerging and in the early stages of growth.
Using the right herbicide is crucial to ensuring that your food plots perform at their best and remain healthy for a longer period of time. With its selective broadleaf-weed control, Slay has been field-tested and proven to be effective in controlling a wide variety of broadleaf weeds in clover and alfalfa fields.
To use Slay, it must be mixed with a surfactant or oil additive, such as Sure-Fire Crop Oil Plus. This will help to ensure that the herbicide is properly dispersed and absorbed by the plants, resulting in maximum effectiveness.
With Slay, you can be confident in the health and longevity of your food plots. Don't let unwanted weeds take over your fields – use Slay to keep them under control and maintain a thriving food plot.
Best Broad Leaf Weed Killer FAQs
Are there any natural or organic alternatives to chemical broadleaf weed killers?
Yes, there are several natural or organic alternatives to chemical broadleaf weed killers. One effective option is to manually pull weeds out of the ground using a tool such as a weeding fork or hoe. Another option is to use a mixture of vinegar, salt, and dish soap as a natural weed killer. This mixture can be sprayed directly onto the weeds, causing them to wilt and die. However, it is important to keep in mind that this mixture can also harm other plants in the surrounding area, so it should be used with caution. Additionally, using mulch or ground cover plants can help prevent weed growth by blocking out sunlight and limiting the availability of nutrients in the soil. Ultimately, using natural or organic alternatives to chemical weed killers can be a safer and more environmentally friendly option for maintaining a healthy and vibrant garden.
Can broadleaf weed killers be used in combination with other lawn care products?
Yes, broadleaf weed killers can be used in combination with other lawn care products, but it's essential to follow the product instructions and guidelines. Broadleaf weed killers work by targeting specific weeds, such as dandelions and clovers, while sparing the grass. However, some lawn care products may also contain herbicides, fertilizers, or insecticides, which could interact with the broadleaf weed killer.
Therefore, it's crucial to read the labels of all products before using them in combination. Some products may require a waiting period between applications, while others may need to be used at different times of the year. It's also essential to follow the recommended dosages and application rates for each product.
Using broadleaf weed killers in combination with other lawn care products can be an effective way to keep your lawn healthy and weed-free. However, it's crucial to do your research and follow the instructions carefully to avoid damaging your lawn or causing harm to the environment.
Can broadleaf weed killers harm the surrounding plants or grass?
Broadleaf weed killers, also known as herbicides, are designed to target and kill weeds that have broad leaves. However, these types of herbicides can potentially harm other surrounding plants or grass if not used properly.
If the herbicide is applied in excessive amounts or sprayed directly on the surrounding plants or grass, it can cause damage or even kill them. Additionally, some broadleaf weed killers contain chemicals that can remain in the soil and affect the growth of surrounding plants or grass.
To avoid harming other plants or grass, it is important to carefully read and follow the instructions on the herbicide label. It is also recommended to apply herbicides on a calm day with little to no wind to prevent drift onto surrounding plants.
It is important to note that while broadleaf weed killers can potentially harm other plants or grass, they are often a necessary tool in maintaining a healthy and weed-free lawn or garden. So, it is important to use them responsibly and take necessary precautions.
How long does it take for a broadleaf weed killer to work?
The time it takes for a broadleaf weed killer to work can vary depending on the specific product and the conditions in which it is applied. In general, most broadleaf weed killers will start to show visible results within a few days to a week after application. However, some tougher weeds may take longer to die off completely.
Factors that can influence the effectiveness of a broadleaf weed killer include the type of weed being treated, the stage of growth it is in, the weather conditions, and the application method. It is important to carefully follow the instructions on the product label, including the recommended application rate and timing, in order to achieve the best results.
Additionally, it is worth noting that while a broadleaf weed killer can be effective at killing existing weeds, it may not prevent new weeds from growing in the future. Regular maintenance and preventative measures, such as proper lawn care and weed prevention techniques, are key to keeping your lawn and garden healthy and free of weeds.
How much broadleaf weed killer should be used per square foot of lawn?
The amount of broadleaf weed killer that should be used per square foot of lawn depends on the specific product being used and its concentration. It is important to carefully read the label instructions and follow them precisely to ensure effective and safe application. In general, most broadleaf weed killers are applied at a rate of 1-2 fluid ounces per gallon of water per 1,000 square feet of lawn. However, some products may have different rates and application methods, such as hose-end sprayers or granular formulations. It is also important to consider the timing of application, as some products may be more effective when applied during specific stages of weed growth. Overall, it is recommended to do some research and carefully read the label instructions before applying any broadleaf weed killer to your lawn to ensure proper and safe use.
How often should you apply a broadleaf weed killer to maintain a weed-free lawn?
The frequency of applying broadleaf weed killer to maintain a weed-free lawn depends on various factors such as the type of weeds, the climate, and the season. Typically, applying a broadleaf weed killer once or twice a year is sufficient for most lawns. However, if the lawn has a severe weed problem, it may require more frequent applications, possibly every four to six weeks.
It is important to follow the instructions on the product label and apply the weed killer during the appropriate season to ensure effectiveness. Additionally, it is recommended to avoid applying the weed killer during windy or rainy weather as it may affect the desired results.
It is also important to note that the overuse of weed killers can harm the lawn and the environment. Therefore, it is wise to use the product sparingly and only when necessary. Regular lawn maintenance, including mowing, watering, and fertilizing, can also help prevent weed growth and maintain a healthy, weed-free lawn.
Is it safe to use broadleaf weed killers around pets and children?
Broadleaf weed killers are chemical-based products that are designed to kill off a variety of weeds, including dandelions and clover. While these products are effective in controlling weeds, they can also be harmful to pets and children if not used properly.
Before using any broadleaf weed killer, it is important to read the label instructions carefully and follow them closely. Most products will have specific guidelines for use around pets and children, including recommended waiting times before allowing them back into the treated area.
It is also important to keep pets and children away from the treated area until the product has fully dried and been absorbed into the soil. This will reduce the risk of accidental ingestion or contact with the product.
In general, it is always best to err on the side of caution when using any type of chemical product around pets and children. If you have concerns about the safety of a particular product, consult with a professional landscaper or veterinarian before using it in your yard or garden.
What are the key ingredients to look for in a high-quality broadleaf weed killer?
When looking for a high-quality broadleaf weed killer, there are several key ingredients to consider. The first is the active ingredient, which is the chemical that actually kills the weeds. Some of the most effective active ingredients for broadleaf weed control include 2,4-D, dicamba, and triclopyr. It's important to choose a weed killer that contains at least one of these ingredients to ensure maximum effectiveness.
Another important factor to consider is the formulation of the weed killer. Liquid formulations are generally more effective than granular formulations because they can be absorbed more quickly by the weed. However, granular formulations can be more convenient for larger areas.
The concentration of the weed killer is also important. A higher concentration may be more effective, but it can also be more dangerous and require more protective gear during application.
Lastly, consider the brand and reputation of the product. Look for a product from a reputable company with positive customer reviews and a history of producing effective weed killers. By considering these key ingredients, you can choose a high-quality broadleaf weed killer that will effectively control weeds in your lawn or garden.
What are the top-rated broadleaf weed killers on the market?
There are several top-rated broadleaf weed killers available on the market. One of the most popular and effective options is 2,4-D Amine. This herbicide is known for its ability to kill a wide range of broadleaf weeds, including dandelions, clover, and chickweed. Another popular option is dicamba, which is often used in combination with 2,4-D to create a more potent weed killer. Glyphosate is another herbicide that can be effective against broadleaf weeds when used properly.
Other top-rated broadleaf weed killers include triclopyr, which is often used to control weeds in forests and other natural areas, and sulfentrazone, which is known for its ability to kill tough weeds like ground ivy and wild violet. It's important to note that while these herbicides can be effective, they should be used with caution and according to the manufacturer's instructions to avoid damaging other plants or harming the environment. Additionally, it's always a good idea to consult with a professional landscaper or horticulturist to determine the best weed control strategy for your specific situation.
What is the most effective way to apply a broadleaf weed killer?
When applying a broadleaf weed killer, the most effective way is to follow the instructions on the product label. Generally, you should apply the herbicide when the weather is dry and wind is calm to prevent drift. It is also recommended to apply the herbicide during the early morning or late afternoon when the temperature is cooler. Before using the product, make sure to wear protective gear such as gloves, long-sleeved clothing, and eye protection.
When applying the herbicide, it is important to evenly spray the product onto the targeted weeds. Be sure to apply the herbicide to the leaves and stems of the weeds, avoiding any nearby desirable plants. It is also important to avoid over-spraying, as this can harm nearby plants and the environment.
After applying the broadleaf weed killer, do not water the area for at least 24 hours to allow the herbicide to work effectively. It may take several days or weeks for the weeds to die off completely. With proper application and adherence to the product label instructions, a broadleaf weed killer can be an effective solution for controlling unwanted weeds.