Best Liquid Weed Killers of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 1 Feb 2025

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Liquid weed killers are a type of herbicide designed to eliminate unwanted plants and weeds in gardens, lawns, and other outdoor spaces. These products are formulated with potent chemical ingredients that target the root system of weeds, preventing them from growing back and taking over your yard. While there are several types of weed killers available on the market, liquid weed killers are popular for their ease of use and effectiveness in killing a wide range of weeds. Whether you're looking to remove dandelions, clover, or other pesky plants, liquid weed killers can help you achieve a weed-free garden or lawn.

At a Glance: Our Top Picks

Resolva Pro Weed Killer Liquid Sachets Cover #TOP 1
Resolva Pro Weed Killer Liquid Sachets
ftb score rating icon 9.8
ZOPPER Extra Strong Glyphosate Weedkiller Sachets Cover #TOP 2
ZOPPER Extra Strong Glyphosate Weedkiller Sachets
ftb score rating icon 9.7
Weedol Path Weed Killer Liquid Concentrate Cover #TOP 3
Weedol Path Weed Killer Liquid Concentrate
ftb score rating icon 9.5

Top 10 Liquid Weed Killers

Resolva Pro Weed Killer Liquid Sachets

20300520
Natural
6 x 100ml
Resolva Pro Weed Killer Liquid Sachets Cover
Resolva 20300520 Pro Weed Killer Liquid Sachets Xtra Tough 6 x 100ml, Natural

Resolva Weed Killer is designed to effectively eliminate tough weeds down to the root. Its systemic action targets a variety of unwanted plants, including Bindweed and Nettle, ensuring thorough control. The product comes in pre-dosed sachets, which means you won’t need to measure anything; simply mix one sachet with a litre of water and spray. Additionally, it contains Glyphosate, making it a powerful solution for your gardening needs. Always remember to read the label before use for the best results.

What We Like
Kills weeds to the root
Pre-dosed for convenience
Effective against various weeds
Easy to use
#TOP 2

ZOPPER Extra Strong Glyphosate Weedkiller Sachets

ZOPPER
ADVCONWEED
ZOPPER Extra Strong Glyphosate Weedkiller Sachets Cover
ZOPPER | Extra Strong Weedkiller with Glyphosate Advanced Super Strong High Strength Concentrated Weed & Roots Killer 80ml Liquid Sachets (3 Weedkiller Sachets)

ZOPPER Weedkiller Sachets provide an effective solution for tackling tough weeds in your garden. With its powerful glyphosate formula, you can expect to conquer deep-rooted perennials and stubborn annuals, giving you a pristine lawn. The fast-acting formula shows visible results within days, preventing regrowth for weeks and saving you considerable time. These convenient pre-measured sachets dissolve easily in water, making application hassle-free with sprayers or watering cans. Plus, they leave no harmful residues, allowing you to safely replant once the weeds are eliminated.

What We Like
Effective on deep-rooted weeds
Fast visible results
Easy to use sachets
Safe for replanting
Covers large areas

Weedol Path Weed Killer Liquid Concentrate

121120
Natural
Weedol Path Weed Killer Liquid Concentrate Cover
Weedol Path Weed Killer Liquid Concentrate 6 Tubes Treats 60m2 Garden Path & Patio Weed Control

The Weedol Weed Killer is an effective solution for controlling weeds in your garden paths and patios. With its powerful weed control formula, it ensures that your outdoor spaces remain tidy and free from unwanted plants. This liquid concentrate is perfect for treating areas up to 60 square metres, making it ideal for larger gardens. Additionally, its natural colour means it blends seamlessly into your garden environment, ensuring no unsightly residues remain.

What We Like
Effective weed control
Treats large areas
Natural colour blends well
Easy to use
#TOP 4

Weedol Path Weed Killer Liquid Concentrate

121121
Natural
Weedol Path Weed Killer Liquid Concentrate Cover
Weedol Path Weed Killer Liquid Concentrate 12 Tubes Treats 120m2 Garden Path & Patio Weed Control

The Weedol Path Weed Killer is designed to give you fast results, killing weeds within just three hours. You can confidently use it on various surfaces such as gravel, paths, drives, and patios, making it versatile for your garden. With 12 tubes available, it can effectively treat up to 120m2, ensuring you cover large areas. The no-measure, no-mess application makes it incredibly convenient for you, allowing for easy and precise use without the fuss.

What We Like
Fast results in 3 hours
Covers large areas efficiently
No mess application
Use on various surfaces
No-glyphosate formula
#TOP 5

Weedol 1 Litre Lawn Weed Killer Concentrate

018022
Weedol 1 Litre Lawn Weed Killer Concentrate Cover
Weedol 1 litre Lawn Weed Killer Concentrate Liquid

Weedol Lawn Weed Killer is designed to effectively eliminate unwanted weeds while preserving your lawn. This product targets common nuisances like dandelions, daisies, and clover, ensuring your grass can thrive without competition for light, moisture, and nutrients. Notably, it contains no glyphosate, making it a safer choice for your garden. You can easily apply it using a sprayer or watering can, covering an impressive area of up to 667 m², bringing convenience to your weed control efforts.

What We Like
Kills weeds, not lawns
No glyphosate included
Easy to apply
Covers large areas
#TOP 6

Weedol Lawn Weedkiller Concentrate 250 ml

119383
Nylon/A
Weedol Lawn Weedkiller Concentrate 250 ml Cover
Weedol Concentrated Lawn Weedkiller 250 ml, Easy Mix Liquid, Nylon/A

Weedol Lawn Weedkiller is an effective solution designed to eliminate weeds without harming your lawn. It specifically targets common weeds like dandelions, daisies, and clover, ensuring that your grass can thrive without competition for light, moisture, and nutrients. This concentrated formula is free from glyphosate, making it a safer choice for your garden. You can easily apply it using a sprayer or watering can, covering an area of up to 165m², which adds convenience to your lawn care routine.

What We Like
Kills weeds without harming grass
No glyphosate used
Easy application methods
Covers large areas

Weedol Pathclear Weedkiller Liquid Concentrate

11005
Clear
6 Tubes + 2 Free
Weedol Pathclear Weedkiller Liquid Concentrate Cover
Weedol 011005 Pathclear Weedkiller Liquid Concentrate, 6 + 2 Tubes

The Weedol Pathclear offers a unique dual-action formulation that effectively kills weeds down to the root while preventing new growth for up to three months. This makes it an ideal solution for maintaining paths, drives, and patios without the hassle of measuring or mess, as you simply add water. Once dry, it ensures that children and pets can safely return to treated areas. You can use it with a watering can or garden sprayer, providing flexibility and convenience in application.

What We Like
Easy to use
Long-lasting weed prevention
Safe for children and pets
No measuring required
#TOP 8

Weedol Ultra Tough WeedKiller Liquid Concentrate

10005
Black
6 Tubes + 2 Free
Weedol Ultra Tough WeedKiller Liquid Concentrate Cover
Weedol Ultra Tough WeedKiller Liquid Concentrate, 6+2 Tubes

The Weedol WeedKiller Concentrate is perfect for clearing untidy, overgrown areas like sheds and greenhouses. Its unique dual action formulation not only kills weeds to the root but also acts quickly, ensuring effective results. You’ll appreciate the convenience of no measuring or mess, as all you need to do is add water. This product tackles deep-rooted weeds such as brambles and nettles, making it ideal for maintaining your garden and outdoor spaces.

What We Like
Fast-acting weed elimination
No measuring or mess required
Safe for children and pets
Effective on deep-rooted weeds
Versatile for various outdoor areas

Roundup Ultra Tough Weedkiller Concentrate 500ml

117901
Green
47 x 107 x 245 cm
Roundup Ultra Tough Weedkiller Concentrate 500ml Cover
Roundup Ultra, Tough Weedkiller, Concentrate Liquid, 500 ml, Green

Roundup Ultra Weedkiller is designed to tackle even the toughest weeds with its super concentrated formula. This means you can effectively treat large areas without needing to use excessive amounts of product. As a systemic weed killer, it works by penetrating the plant and killing weeds right down to the roots, ensuring they don’t return. Additionally, you can feel good knowing that it breaks down in the soil thanks to micro-organisms, making it a more environmentally friendly option for your garden.

What We Like
Highly effective on tough weeds
Ideal for large areas
Systemic action kills roots
Environmentally friendly breakdown
#TOP 10

Elixir Gardens Selective Lawn Weed Killer 500ml

Elixir Gardens Selective Lawn Weed Killer 500ml Cover
Elixir Gardens Hytrol Selective Lawn Weed Killer & Herbicide | Kills Weeds NOT Grass | Treats 250 sq.m per bottle | 500ml Liquid Concentrate x 1

The Elixir Gardens Weed Killer is designed to effectively target and eliminate unwanted weeds without harming your lawn grass. Its unique formula, containing Mecoprop-P and Dicamba, works quickly to destroy the vegetation and roots of various common weeds, such as Dandelions and Clover. With one 500ml bottle treating up to 250 square metres when diluted, it offers excellent coverage for your garden. The easy mix formula allows you to use it conveniently with standard garden sprayers or spray bottles, making weed control simple and efficient.

What We Like
Targets weeds, not grass
Fast-acting formula
Covers large area easily
Convenient mixing for sprayers
Destroys multiple common weeds
Buying Guide Image
Editor's Notes

During our liquid weed killer research, we found 115 liquid weed killer products and shortlisted 10 quality products. We collected and analyzed 87,304 customer reviews through our big data system to write the liquid weed killers list. We found that most customers choose liquid weed killers with an average price of £20.85.

The liquid weed killers are available for purchase. We have researched hundreds of brands and picked the top brands of liquid weed killers, including Resolva, ZOPPER, Weedol, Roundup, Elixir Gardens.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.