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5 Best Herbicides for Willows

Best Herbicides for Willows

Most recommended
Spectracide HG-66420
Spectracide HG-66420 Stump Remover
  • Easy-to-use applicator
  • Destroys stumps
  • No odor

A good choice too
BioAdvanced 704655ABioAdvanced 704655A Brush Killer Plus
  • 1-Gallon
  • Rainproof in 4 hours
  • Visual results in 1-6 weeks

A good choice too
Bonide 274 Bonide 274 728639280241 Vine & Stump Killer
  • 8 ounce
  • Kills vines & stumps
  • Brush-top applicator

Stump KillerStump Killer Ready-to-Use Qt
  • 32 OZ
  • Ready To Use
  • Prevents re-growth

Scotch 1885 Scotch Brand Scotch 1885 LB Root Destroyer
  • 1 lb Size
  • Top Performance Results
  • Country Of Origin : US

Choose the Best Herbicides for Willows

Customer’s Choice: the Best Rated Herbicides for Willows

66 users answered this survey. Please help us improve this review!

65.15% of users selected Spectracide HG-66420, 15.15% selected BioAdvanced 704655A, 4.55% selected Bonide 274, 7.58% selected Stump Killer and 7.58% selected Scotch 1885. Every month we analyze your answers and change our rating.

For their graceful shape and ability to grow in poorly drained soils, willow trees (Salix spp.) are often valued specimens in natural landscapes, particularly near water features. Willow trees are also famous for their abundant root systems that can infiltrate leach fields, raise roads, destroy buildings and even interfere with yard maintenance.

But also the willow tree’s roots may often become destructive, causing harm to the base and sewer lines of the house. Several herbicides available to customers can get the job done anytime you try to get rid of an unwanted willow tree.

So if you need a reliable herbicide for willows, read the following guide. The buyer’s guide and comparison table are quite useful for novice gardeners who want to deal with willows effectively.

Spectracide HG-66420 Stump Remover– the best for natural decomposition!

Spectracide HG-66420 Stump RemoverSpectracide Stump Remover provides the decomposition of the treated stump. It is available in granules, leaving the willow trunk porous. It can be quickly extracted or burned until the stump has become brittle.

It may take multiple weeks or months to decompose, depending on the scale of the stump. Against a few small stumps, it can be quite successful.

  • Helps the stump to decompose effectively;
  • Affordable;
  • Won’t harm the surrounding plants;
  • Odorless;
  • Has to be combined with a brush killer;
  • Won’t cope with large stumps;
  • Prior treatment is required;

For other seeds, grass, and vegetation, this herbicide is healthy to use. The extra expense is insignificant since the Spectracide Stump Remover is so inexpensive.

BioAdvanced 704655A Brush Killer Plus– the best for the wide application!

BioAdvanced 704655A Brush Killer PlusAnother formula utilizing Triclopyr that destroys plants to the root is BioAdvanced Brush Killer, but they can’t develop up again. About 70+ popular plants it’s supposed to take care of. Triclopyr is the active ingredient of this chemical.

It is quite powerful to destroy roots and stumps, so you can get rid of willows, Poison Ivy and don’t have to worry about them growing back easily.

  • Acts quickly;
  • RTU;
  • Can cope with 70+ weeds and trees;
  • Kills the roots effectively;
  • Not fully waterproof;
  • The spray wand is flimsy;

This package contains one gallon of weed killer, and it can be ordered with a sprayer that makes it simple to paint the weeds, and they can almost immediately die down. This product can be applied in dry weather.

Bonide 274 728639280241 Vine & Stump Killer– the best for ease of use!

Bonide 274 728639280241 Vine & Stump KillerAvailable in an 8-ounce container, the Bonide 274 product provides a remedy that removes tree stumps and even eradicates troublesome vines.

To guarantee that the solution destroys stumps easily, this weed killer has a brush applicator. When used on a freshly cut stump, this remedy performs better. To destroy less hardy trees, but it can be deluded, you may need to add this solvent, undeluded, to the uncovered inner zone of the tree stump for better effects.

  • Prevents the growing of sprouts;
  • Simple to use;
  • No chopping or digging is required;
  • Very small volume;
  • Expensive;

This herbicide comes with an attached brush-top. It is quick to spread and seeps deeply into the base of the stub of the tree, destroying it from the inside out. This economical and reliable approach avoids any regrowth or tree sprouts.

PBI/Gordon Stump Killer Ready-to-Use– the best for preventing re-growth!

Stump Killer Ready-to-Use QtThe PBI/Gordon Stump Killer Ready-to-Use tool, available from Amazon, quickly and efficiently facilitates the removal of tree stumps.

This approach, offered in a 32-ounce bottle, features a direct application, enabling you to get to work and saving time for other garden activities.

This tree stump killer was built to the base, not only at the surface stage, to destroy tree stumps.

  • Has a squirt nozzle;
  • Straight application;
  • Quickly kills the stump and roots;
  • May kill any plants around the willow tree;

It comes in a squirt container, the best part of this piece. This application method ensures that to bring the fluid further into the interior of the willow branches, you can conveniently add it to some parts of the tree or even dig holes into the stump.

Scotch Brand Scotch 1885 LB Root Destroyer– the best for the application timing!

Scotch Brand Scotch 1885 LB Root DestroyerA twice-per-year application for tree and roots disrupting drainage pipes is the Root Killer. The roots will die and continue to rot after the roots have absorbed ample copper sulfate and the flow of water will increase.

After plant development starts, applications may be rendered twice a year in the spring, either during late summer or early fall, or every time a decreased water flow assumed to be induced by root growth arises. For longer-lasting results, the Instant Power Root Destroyer offers the largest copper sulfate concentration.

  • Effectively kills the roots;
  • Made in the United States;
  • Large volume;
  • Won’t cope with clogged pipes;
  • Complicated instructions;

To efficiently eliminate deep down to the roots of willow trees in drainage pipes, Root Destroyer offers effective copper sulfate crystals. It is built for hassle-free weed control.

The Buyer’s Guide

Active components:

  • Glyphosate. It destroys annual/perennial weeds as well as woody and broadleaf plants. Glyphosate is healthy to use on lawns, vegetables and habitats and, if ingested, touched or inhaled, has a low toxicity risk for mammals. Generally, in a water-soluble concentrate that needs blending or as a ready-to-spray solution, you can buy glyphosate;
  • 2, 4-D. This selective herbicide is used without destroying grass to destroy broad-leaf weeds and undesirable broad-leaf plants. The systemic herbicide can be used on seeds, lawns and marine areas, and contributes to rapid cell division, triggering irregular plant development. If the chemical falls in contact with the wanted plant, it can also affect many types of broadleaf weeds;
  • Triclopyr. For broadleaf weeds and trees, you may use another selective herbicide. If the required rate and application of the chemical are used, it will not affect grass or conifers. In open pastures, woodland, ditches not used for drainage and places where no crops are present, this herbicide is widely used;

How to use herbicides for willows?

If the tree is low, spray the herbicide that covers the whole foliage of the willow before the leaves start to drip away from the solvent. For bigger willow trees, using a chainsaw, break off the upper and lower limbs and cut the trunk as near to the ground as practicable. With the herbicide, spray the willow tree stub completely.

Alternatively, by cutting a 2 to 3-inch-wide strip across the whole trunk, through the bark, girdle the big willow tree and paint the weed killer over the cut areas. Different herbicide applications could be required to destroy the tree.

Tree location

You should consider the position of the tree stump you intend to destroy. Tree stump killers are effective chemicals that can damage any suitable vegetation that you may have. While some products are safe for grass and flowers, when applying the solution to the desired plants, it is often better to be cautious.

Application methods:

  • Drilling holes and then applying the herbicide straight to the tree’s stump;
  • Adding the chemical to the cut stump;
  • Applying the remedy on the leaves and roots;


Does 2,4-D kill willows?

Yes, products containing the herbicide active ingredient “24-D” are effective at killing willow trees. You can find 24-D in many commercially available herbicides, including Roundup and Ortho GroundClear. When used as directed, these products will kill willows quickly and efficiently.

If you’re looking for a more natural option, consider vinegar. Vinegar is a weak acid that can kill willows by causing them to dehydrate. However, it’s important to note that vinegar is less effective than 24-D and will take longer to kill a willow tree.

How do you control willows?

The most common method of willow control is mechanical removal. This can be done with a shovel, an ax, or even a chainsaw, depending on the size of the tree. However, this is not always possible or practical, especially if the willows are growing in an area that is difficult to access. In these cases, herbicides can be used to kill the willows without harming the surrounding vegetation.

There are several different herbicides that can be used to control willows, but not all of them are equally effective. Glyphosate is a broad-spectrum herbicide that is often used to kill willows, but it is not always 100% effective.

Are there any organic herbicides that work well on willows?

Yes, there are organic herbicides that work well on willows. However, they are not as effective as chemical herbicides and may need to be reapplied more often.

Some organic herbicides that work well on willows include:

  • Vinegar
  • Soap
  • Salt
  • Borax
  • Corn gluten meal
  • Citric acid

If you are looking for a more natural way to control willows, these organic herbicides may be worth trying. However, keep in mind that they may need to be reapplied more often than chemical herbicides.

How long after spraying the herbicide do you see results?

This is a common question with no easy answer. The time it takes to see results depends on the specific herbicide you’re using as well as the weather conditions. For example, if you’re using a glyphosate-based herbicide, you may see results within days or weeks. However, if you’re using an organic herbicide, it may take longer to see results. Generally speaking, you should start to see results within a few weeks after spraying the herbicide.

If you’re not seeing results after a few weeks, it’s possible that the herbicide wasn’t applied correctly or that the willow is resistant to the herbicide. If you’re unsure of what to do, it’s best to consult with a professional.

How do you kill willow tree roots?

One of the best ways to kill willow tree roots is by using an herbicide. There are a few different herbicides that can be used for this purpose, but the most effective one is glyphosate. Glyphosate is a non-selective herbicide, which means that it will kill any plant that it comes in contact with. This is why it’s so important to be careful when using it, and to make sure that you only apply it to the area that you want to kill.

How do you kill a big willow tree?

The best way to kill a willow tree is by using an herbicide. There are many different types of herbicides on the market, so it is important to select the one that is best for your particular situation. Glyphosate is a popular choice for killing willow trees, but there are other options available as well. Be sure to read the label carefully and follow the instructions to ensure that the herbicide is used correctly.

In general, it is best to apply an herbicide to a willow tree when it is actively growing. This typically occurs in the spring or early summer. Applying the herbicide during this time will help to ensure that it is absorbed by the tree and will be more effective. Always be sure to water the herbicide into the soil to help it reach the roots of the tree.

Will Grazon kill willow trees?

Yes, Grazon will kill willow trees. It is a broadleaf herbicide that targets dicotyledonous plants like willows. However, Grazon also kills other plants including grasses so be careful when using it near your garden or lawn.

To apply Grazon, mix it with water and put it in a pump sprayer. Then, wet the leaves of the willow tree until they are dripping with the mixture. The best time to apply Grazon is in early spring or late fall when the willow tree is actively growing.

What does 2,4-D not kill?

You may be wondering what else you can use to kill willows. Unfortunately, there are no other products that will specifically target and kill willows without harming other plants. However, Roundup and similar products containing glyphosate are effective at killing all plants, including willows. So if you’re looking for a herbicide that will kill anything in its path, glyphosate is your best bet.

There are a few things to keep in mind when using glyphosate, however. First, it will kill any plant it comes in contact with, so be careful not to spray it on desirable plants. Second, glyphosate is a non-selective herbicide, meaning it will kill both annual and perennial plants. This means that if you use glyphosate to kill a willow, it will also kill any other plants in the area, including grasses and flowers. Finally, glyphosate is a broad-spectrum herbicide, so it will also kill beneficial insects like bees and butterflies. If you’re looking to kill willows without harming other plants or animals, Roundup is not the best option.

Video Tutorial: Using Stump-Out to remove our tree stump.

Final thoughts

Now you know what herbicides for willows can cope with these trees for good. Make sure to read the buyer’s guide and comparison table prior to using any new product. Willows can be effectively destroyed by these solutions.