Best Weed Killer Reviews UK 2021 – Top 10 Comparison

best weed killer

Our editors independently research the best products online to produce this list. We may receive commission on purchases made from the links below but this will never affect our product choices.

Our Favourites

Editor’s Choice: Gallup Home & Garden
Strongest Choice: Elixir Gardens Barclay Gallup
Choice for Paths: ToolTronix Hot Air Burner

Are you looking for the best weed killer? Then you’ve come to the right place.

If weeds are ruining the appearance of your beautiful yard, you’re not alone. These perennial and aggravating growths are the bane of almost every gardener – whether you’re a professional green-thumb or just a house-proud homeowner.

No matter how hard you try to keep your garden in check, it’s all too easy to end up with an unreasonable number of daisies and dandelions that seem to overrun your entire space. Fortunately, there are things you can do to regain control of your yard. For instance, a heavy-duty weed killer will not only banish unwanted weeds, but it can also kill the roots, making it less likely that those pesky visitors will come back in the future.

Of course, finding the ideal weed killer isn’t always as simple as it seems. You need to choose something reliable and strong, as well as a type of weed killer that’s not going to harm your grass and plants. To help you make the right choice, we’ve scoured through thousands of weed killer reviews to bring you this list of top-performing tools.

Read on for your guide to buying the ultimate weed killer.

Best Weed Killer Reviews – Top 10 Picks

1. Gallup Home & Garden (Editor’s Choice)

gallup-home-gardenDesigned specifically for home use, this extra strong weed killer from Gardener’s Dream is available to use without any need for a spraying certificate.

Fortunately, although anyone can use this chemical, it’s just as potent as the professional-grade solutions used by experts in the gardening world. Hence, you shouldn’t have problems tackling even the toughest growths.

The unique blend of chemicals in this effective liquid is excellent for sprayers or step-by-step application, but the manufacturer does recommend using the substance with caution. In other words, don’t walk on the treated area after using the liquid, and avoid spraying it in windy conditions. It may kill grass or other nearby plants.

However, the main downside of this product is that it doesn’t have great instructions included. Also, unlike other weed killers, this one is a bit selective. It’s not as good at getting rid of big brambles and ivy as it is at basic weeds, and may take a couple of weeks to see results.


  • High-strength performance for any homeowner
  • Measuring cup and gloves included
  • Compatible with spraying devices
  • The 2-litre bottle should last a while


  • Instructions aren’t beneficial
  • Not great for bigger brambles
  • Not the ideal weed control solution if you want fast results

2. Elixir Gardens Barclay Gallup (Strongest Option)

elixir-gardensIf you’re looking for the strongest weed killer that kills everything and anything you don’t want in your yard, then this option from Elixir Gardens could be perfect for you.

Probably one of the most effective products on the market today, one litre of this substance can treat a vast 40% of an acre. The unique blend of enzymes in the Barclay Gallup mix is broken down by soil organisms to leave no lasting residue. This means that you can plant new seeds safely into the same soil within seven days of the application. You don’t even need a sprayer to use this system if you don’t need one. Instead, apply when the leaves and weeds are in the growth stage.

One possible issue with this weed control product is that it does take a few weeks to start working effectively. Additionally, the supplied gloves aren’t great, but you can always use your own.


  • One of the strongest weed killer options available today
  • Great for treating large areas
  • No lasting effect on the soil
  • Use with a sprayer or without


  • Gloves aren’t outstanding quality
  • It takes a few weeks to start working

3. ToolTronix Hot Air Burner (Best for Paths)

tooltronix-hot-air-burnerSome problems with weeds are more focused around paths and driveways than large yard spaces. If you have the same issue, then you’ll be far better off using a tool like the ToolTronix 2000W Electric Burner.

Hot-air burners give you more precise control over the plants that you kill. As one of the best path weed killer options on the market today, this particular tool can heat up within five seconds and uses no chemicals at all.

Another thing that makes the ToolTronix the best weedkiller for paths is the fact that it comes with a handy cone attachment. It automatically concentrates the heat onto the weed without damaging the surrounding area. There’s no need for any dangerous gas canisters with this burner. Furthermore, there are two heat settings to choose from, so you’ll have an easier time eradicating even the most robust weeds.

Just don’t expect to kill everything immediately. You may need to use multiple treatments for thicker stems and brambles – but you will get the job done. Additionally, remember to give the machine plenty of time to cool when you’ve finished using it, as it heats up quite a lot.


  • Accurate and precise weed killing action
  • Focuses the heat specifically on the weed and nowhere else
  • No chemicals – so you can protect the environment
  • No gas canisters or added extras required
  • Two heat options to choose from


  • May require multiple applications for some weeds
  • Needs time to cool down safely after use

4. Barclay Gallup Commercial Strength (Industrial Option)

barclay-gallup-commercial-strengthIf you’re looking for an excellent weed killer to tackle particularly challenging tasks, this commercial option from Elixir Gardens may be worth a look.

Designed using the strongest chemicals available online within the UK, this industrial weed killer will help you to quickly and easily get rid of a range of stubborn plants.

Thanks to its exceptionally high strength, this substance can easily last for quite a while or cover a large amount of space without having to be refilled. What’s more, you don’t need a professional certificate to start using it. Dilute the liquid following the instructions provided in the packaging and apply when your weeds are actively growing.

Keep in mind, however, that it can take up to 4 weeks before you begin to see any results. Additionally, if you’re looking for a solution to kill larger brambles, the Barclay Gallup is not the ideal weed control option.


  • Strongest option available for industrial use
  • No certification needed
  • Safe to re-plant within seven days of use
  • Great value for money


  • Can take up to 4 weeks to see results
  • Not great for giant brambles

5. NASUM Electric Burner (Best for Patios)

nasum-weed-burnerFor gardeners who are searching for the best weed killer for driveways, or something to clean up their patios, this could be just the product to go for.

The NASUM electric weed burner offers a precise and accurate way to remove unwanted weeds from your garden. As an environment-friendly option for killing weeds, the flame-based device ensures that you don’t cause any long-lasting damage to your soil or yard.

Secure and reliable, this electric burner is one of the best patio weed killer options that we’ve seen, with a substantial 230V performance. What’s more, the machine is straightforward, all you need to do is pull a trigger, and you’re ready to go. Keep in mind, however, that this product works well in dry conditions, and it can also run very hot when in use. This means that you may need to take regular breaks from using the system. You can even rest in your garden shed while waiting for it to cool down. Additionally, the lead for the device is quite short so that you may need an extension cable.


  • Powerful burner great for patios and driveways
  • Accurate control over your weed-killing activities
  • Environment-friendly performance
  • Easy to use with no long-term damage to the garden


  • The yard must be dry for it to work properly
  • The system can get very hot when in use
  • The cable isn’t long enough for most homeowners

6. A1 Lawn Double Strength (Best for Moss)

a1lawnDifferent growths require different types of treatment – as any professional gardener will know. As we hunted through weed killer reviews to find you the most effective options available today, we found the A1 Lawn Double Strength kit to be the perfect weed solution for gardens overrun by moss.

This double action formula is the most effective weed killer for fast-growing plants like moss – particularly when it’s applied during early autumn, for year-round protection.

One of the impressive things about this strong weed killer is that it doesn’t take too many applications to start seeing amazing results. Even if your lawn is completely covered with weeds, you should find that most of the problems are eliminated after the first or second application. If you’re looking to make the most out of your yard by cleaning up your lawn, this is one of the strongest weed killer solutions to choose. Just keep in mind that the instructions are a little tricky to figure out at first.


  • Excellent results for both weed and moss
  • Covers a lot of space in one application
  • One of the strongest weed killer solutions – doesn’t require too many repeat applications
  • Double-strength mix


  • Not great for focused or precise treatments
  • Instructions are a little confusing

7. Oregon 518771 (Best Spraying System)

oregon-518771A high-quality weed killing liquid or chemical mix is excellent. However, you’ll also need a system that helps you to apply that substance effectively, too. To make the most of the best lawn weed killer, try a tool like the Oregon 518771 backpack pressure sprayer.

You can even get rid of the smaller weeds and growths in your garden with this high-pressure sprayer without using any chemicals at all. For those tougher brambles and thicker roots, adding extra water pressure to the application of a herbicide is a great way to boost your chances of success.

This 20-litre tank does the job time after time, with no leaks and an easy-to-use system that’s sure to appeal to any homeowner. One thing to keep in mind is that it can be a little complicated to figure out how you put your sprayer together. However, once you’ve got everything set up, you’ll be able to start killing weeds in no time. The Oregon sprayer is even great for covering large areas fast!


  • Excellent for covering large areas
  • Great high-pressure performance with adjustable nozzles
  • 20-litre capacity
  • Gives an extra boost to other treatments
  • Easy to use


  • Hard to put together at first
  • Some customers said that their sprayer was missing parts on delivery

8. Marko Gardening Manual (Best Multi-Use)

marko-gardeningWhy invest in a sprayer that just kills weeds, when you can have something capable of painting your fences, watering plants, and cleaning hard-to-reach areas around your home too?

This 16-litre manual pressure sprayer from Marko Gardening is an excellent multi-purpose tool for any homeowner. You can use the system to spray water, kill weeds, and with a variety of other liquids at a pressure that suits you.

The Marko Gardening sprayer is an excellent weed killer for large areas, but it’s also fantastic for cleaning hard-to-reach areas under your car and van, too. You can even rely on this system for spraying fertilisers or using preservatives on your wood and fencing. The Marko is also a straightforward device, thanks to its wheels and attached handle.

One downside is that the manual process can be exhausting for some. Additionally, you might find that the 16-litre cart isn’t big enough for a more extensive garden.


  • Excellent multi-function spraying system
  • Easy-to-use manual process
  • High-quality materials used throughout
  • Wheels and handles for portability


  • Not as efficient as electric options
  • Could benefit from a longer hose
  • 16-litre cart may be too small for some

9. URBNLiving Kinzo (Best for Brambles)

urbnliving-kinzoBrambles and thick-stalked weeds are some of the hardest to deal with in today’s gardens. The chances are that your average sprayer won’t work, and you might not have the muscle power to dig down and remove the roots of the plant.

Fortunately, the URBNLiving Kinzo 2000W burner could be the perfect solution. This electric weed burner comes with two heat options, making it one of the strongest bramble killer options on the market.

Ideal for plants and growths around your patio, pathways, and driveways – the Kinzo burner is excellent for banishing pesky weeds wherever they might appear. Not only is this machine highly efficient and accurate, but it also means that you can stop relying on dangerous chemicals when you’re trying to clear and clean your garden. The burner doesn’t use chemicals, so your garden remains safe for pets and children.

Just remember that switching between the multiple heads included means waiting for the system to cool down. Additionally, the lead could do with being a bit longer on this product.


  • Kills heavy weeds and brambles fast
  • Two nozzle options included
  • Electric weed killer is safe for the environment
  • Accurate and precise weed killing action


  • Would benefit from a longer lead
  • Take a while to switch between heads

10. RHS 5L Advanced Formula (Best Glyphosate-Free)

rhs-5l-advanced-glyphosate-free-formulaFinally, if you’re looking for a fast, no glyphosate weed killer to clean your garden without damaging your soil or yard, this could be the perfect option for you. Avoid wasting time on mixing your own weed-killing substances with a solution that’s ready to use.

The RHS 5l weed killer comes with a hose and a spray attachment so you can start using the substance immediately. What’s more, the liquid begins to penetrate the roots of your weeds within 24 hours.

Importantly, this substance is a non-selective moss and weed killer, which means that it’s going to kill other plants around your weeds if you’re not careful. You’ll need to make sure that you’re applying this substance very cautiously if there is any surrounding flora that you want to protect. Generally, this solution will work most splendidly in spring. Also, it’s more effective with smaller weeds, rather than big brambles and thick stems. Keep in mind that the pump and spray system can leak quite frequently, too.


  • The pre-mixed formula is easy to apply
  • Completely glyphosate-free
  • Fast action, starts working within 24 hours
  • Comes with a hose trigger included


  • Not a selective killer, can affect other plants
  • The pump/spray leaks a lot

What is the Best Weed Killer for Your Yard?

Just like when you’re in the market for patio cleaners and lawn feeds, choosing the best weed killer for your garden isn’t always easy. There’s a wide variety of options to choose from, including systemic weed killer and precise electric burners.

To make the right decision, the first thing you’ll need to do is decide what kind of weed killer you need. Pressure hose sprayers can be excellent if you’re looking to cover an ample space, such as all of the grass in your lawn as rapidly as possible. On the other hand, an electric burner will make it easier to get rid of the weeds that plague your paths and driveways.

Other points to ask yourself include:

1. Do you want a strong weed killer, as well as an environment-friendly one?

a-senior-spraying-herbicide-on-weedsTraditional chemical weed killers aren’t always great for the environment. If you want to get rid of your weeds but protect the planet at the same time, it might be better to choose a pressure water system or an electric burner.

2. Do you need to keep other plants safe?

If you’re buying a weed killer, but you don’t want to destroy your entire garden, you’ll need to pick a product that focuses explicitly on moss, weeds, or tree stumps – rather than those that kill grass and flowers.

3. How strong does it need to be?

If your outbreak is significant and the problem keeps coming back, then you might need a more concentrated weed killer to eradicate the issue once and for all.

Choosing the Right Weed Killer

These days, there are plenty of different weed killers to choose from depending on the issue that you want to address. For a general all-purpose option, we’d say that the best weed killer is the Gallup Home and Garden from Gardener’s Dream. This high-strength solution is great for covering your entire yard in one go, and it doesn’t require any specialized certifications to use.

However, if you’re looking for something more accurate, then you may need to switch to an electric burner – like the Laptronix Hot Air burner, which benefits from using absolutely no chemicals.

Which of our weed killer reviews spoke most to you? Let us know in the comments below, and good luck with your garden!

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