10 Best Weed Killer in Canada

Last updated on 2025-04-24
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Best Choice
1
9.9
Exceptional
Fiesta Weed Killer
Neudorff
Fiesta Weed Killer
Free Shipping
9.9
Exceptional
Amazon Logo
Best Value
2
9.8
Exceptional
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L
Generic
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L
Free Shipping
Why We Love It
  • Effective against various lawn weeds.
  • Preserves your grass health.
  • Perfect for larger areas.
Main Highlights
  • ✅ Controls over 50 different lawn weeds, including dandelions, plantains, clover, creeping charlie and ragweed
  • ✅ Won’t harm your grass
  • ✅ Convenient Pull ‘n Spray Applicator
  • ✅ Suitable for controlling weeds in large areas
  • ✅ 4 L (1.06 gallon) format is ideal for larger areas, and is an easy way to control lawn weeds
  • ✅ Covers 250 sq. m
9.8
Exceptional
Amazon Logo
3
9.7
Exceptional
Save 11%
Finalsan Herbicidal Soap - 10 L
Neudorff
Finalsan Herbicidal Soap - 10 L
11% Off
9.7
Exceptional
Save 11%
Amazon Logo
4
9.5
Superb
NEW Roundup Advanced Ready-to-Use with Wand Applicator | 5-L | Glyphosate-Free
Generic
NEW Roundup Advanced Ready-to-Use with Wand Applicator | 5-L | Glyphosate-Free
Free Shipping
Why We Love It
  • Effortless weed control application.
  • Fast acting, visible results.
  • Ideal for various locations.
Main Highlights
  • ❇️Roundup Advanced Ready-To-Use with wand Applicator lets you love your backyard again
  • ❇️Convenient wand Applicator makes it almost effortless to spot-treat undesirable weeds with no hand fatigue
  • ❇️Grass and weed control is easy to use and works fast
  • ❇️Use wherever you see actively growing weeds, such as along walkways, sidewalks, and driveways, and on and around patio spaces
  • ❇️Capacity: 5 L (1.3 US Gal)
  • ❇️Starts controlling broadleaf and grassy weeds in as few as 1 to 2 days
9.5
Superb
Amazon Logo
5
9.3
Superb
Generic 2024 Scotts 4L Roundup W/Wand
Generic
Generic 2024 Scotts 4L Roundup W/Wand
Free Shipping
Why We Love It
  • Eliminates weeds to the root.
  • Visible results in 24 hours.
  • Rainproof after two hours.
Main Highlights
  • ✅ Controls Unwanted Weeds and Grass on Hard Surfaces and Landscapes: Say goodbye to pesky weeds and grass invading your hard surfaces and landscapes. Our 2024 ROUNDUP 4L effectively targets and eliminates unwanted vegetation, restoring the pristine look of your outdoor spaces with ease.
  • ✅ Kills to the Root: Don't just trim the surface—eradicate the problem from its core. Our potent formula penetrates deep into the roots of weeds and grass, ensuring complete elimination and preventing regrowth for long-lasting results you can count on.
  • ✅ Fast-Acting Formula—Results in 24 Hours: Time is of the essence, and with our fast-acting formula, you'll start seeing visible results in as little as 24 hours. Witness the swift transformation of your landscapes as our solution gets to work, swiftly tackling unwanted vegetation for a cleaner, more manicured appearance.
  • ✅ Rainproof in 2 Hours: Don't let a sudden downpour wash away your efforts. Our 2024 ROUNDUP 4L is rainproof just two hours after application, providing peace of mind even when the weather takes an unexpected turn. You can confidently apply our solution and trust that it will continue to work effectively, regardless of the forecast.
  • ✅ Applicator with Extended Reach—No Bending Required: Say goodbye to back-breaking work and uncomfortable bending. Our convenient applicator comes with an extended reach, allowing you to target weeds and grass with precision and ease, all without having to strain or stoop. With the wand applicator, maintaining your outdoor spaces has never been more effortless.
9.3
Superb
Amazon Logo
6
9.1
Superb
2 Litre ORTHO KILLEX Lawn Weed Killer Concentrate, 2-Pack Bundle
Ortho Killex
2 Litre ORTHO KILLEX Lawn Weed Killer Concentrate, 2-Pack Bundle
Free Shipping
Why We Love It
  • Controls over 50 lawn weeds.
  • Safely protects your grass.
  • Perfect for large areas.
Main Highlights
  • 🟢 Controls over 50 different lawn weeds including dandelions, plantains, clover, creeping charlie and ragweed.
  • 🟢 Won’t harm your grass.
  • 🟢 Suitable for controlling weeds in large areas.
  • 🟢 2L Covers 1600 sq. m.
  • 🟢 Use with Scotts Dial ‘n Spray Multi-use Hose-end Sprayer.
9.1
Superb
Amazon Logo
7
9.0
Superb
Scotts 26005 Lawn Builder Triple Action1, 4,000 sq. ft
Scotts
Scotts 26005 Lawn Builder Triple Action1, 4,000 sq. ft
Why We Love It
  • Effective weed control solution.
  • Long-lasting crabgrass prevention.
  • Promotes lush, green lawns.
Main Highlights
  • Scotts Turf Builder Triple Action1 is a three-in-1 formula that kills weeds, prevents crabs, and feeds herbs to create thick, green grass
  • Controls existing listed grass weeds, including dandelion, clover, dollarweed, ground vine, bird grass, banana, chicken, and english daisy
  • Prevents crab grass for 4 months (does not kill existing crab herb); prevents other listed grassy weeds from infesting your lawn
  • For use on Bahiagrass, Centipedegrass, Kentucky Bluegrass, Perennial Rye, Bermudagrass, Long Meadow, Beautiful Meadow and Zosyiagrass
  • Apply to a wet lawn with the Scotts spreader and then water after 24 hours; apply in early spring as dandelion is actively growing; 12 lbs. 4,000 square metres. ft.
9.0
Superb
Amazon Logo
8
8.9
Excellent
Pull N Spray 5L-Killex
AALINAA
Pull N Spray 5L-Killex
Free Shipping
Why We Love It
  • Effective on 50+ lawn weeds.
  • Ideal for large lawns.
  • Covers 2,690 sq ft area.
Main Highlights
  • Controls over 50 different lawn weeds including dandelions, plantains, clover, ground ivy (creeping Charlie) and ragweed
  • 5L format is great for large lawns.
  • Maximum coverage area: 2,690 sq ft / 250 sq meters
  • Ready-to-Use sprayer is an easy and convenient way to treat weeds.
8.9
Excellent
Amazon Logo
9
8.9
Excellent
Eco Living Solutions 24% Pure Vinegar | For Home & Garden | 5X Stronger Than Vinegar | Concentrated Industrial Grade Cleaning Vinegar | Bleach, Ammonia, and Harmful Chemical Alternative - 1 Gallon
ECO LIVING SOLUTIONS
Eco Living Solutions 24% Pure Vinegar | For Home & Garden | 5X Stronger Than Vinegar | Concentrated Industrial Grade Cleaning Vinegar | Bleach, Ammonia, and Harmful Chemical Alternative - 1 Gallon
Free Shipping
8.9
Excellent
Amazon Logo
10
8.8
Excellent
Grass and Weed Control Refill, 4-L No Wand Included
Generic
Grass and Weed Control Refill, 4-L No Wand Included
Free Shipping
Why We Love It
  • Long-lasting and durable design.
  • Quick and easy transfer.
  • Rain-proof within 2 hours.
Main Highlights
  • ✅Get longer-term use out of your 5L or 4L Wand applicator
  • ✅Transferring the wand applicator directly to the Refill jug is easy
  • ✅Rain-proof in 2 hours
  • ✅Rain-proof in 2 hours
8.8
Excellent
Amazon Logo

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We scanned 687 products

We reviewed these offers relevant to the Weed Killer within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Neudorff, Generic, Ortho Killex, Scotts, AALINAA, ECO LIVING SOLUTIONS, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.
For the best Weed Killer in the market, we considered we took a deep dive into 3436 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

  • The clear winner of our analysis is Fiesta Weed Killer. We love many things about this product by Neudorff. What sets it apart from the competition is Convenient large-size jug, Fast-acting rainproof formula, Odorless weed control.
  • The best value product for most shoppers and where user satisfaction is continuously the highest is Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L by Generic based on online reviews by bloggers, experts and online shoppers.
  • The biggest bargain at the moment for Weed Killer and the best cost-to-value ratio is Finalsan Herbicidal Soap - 10 Lat Neudorff with a 11% discount.
  • Our list of the best Weed Killer is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.