10 Best Weed Killer In Canada

Last updated on 15-11-2025
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Best Choice
1
9.9
Exceptional
Save 10%
Fiesta Weed Killer
Neudorff

Fiesta Weed Killer

10% OffFree Shipping
Why we love it
  • Convenient large-size jug.
  • Fast-acting rainproof formula.
  • Odorless weed control.
Main Highlights
  • Fiesta Weed Killer
9.9
Exceptional
Save 10%
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Best Value
2
9.8
Exceptional
Save 14%
Pull N Spray 5L-Killex
AALINAA

Pull N Spray 5L-Killex

14% OffFree 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.
9.8
Exceptional
Save 14%
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3
9.7
Exceptional
Save 14%
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L
Generic

Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L

14% OffFree 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
9.7
Exceptional
Save 14%
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4
9.5
Superb
Advanced Grass & Weed Control Ready2Use - PumpandGo, 5L, Jug
Generic

Advanced Grass & Weed Control Ready2Use - PumpandGo, 5L, Jug

Free Shipping
Why we love it
  • Ready to use immediately.
  • Controls weeds around gardens.
  • Leaves no harmful residue.
Main Highlights
  • 🟧Ready 2 use
  • 🟧Controls undesirable weeds and grasses in and around gardens, around buildings, sidewalks, driveways, patios and walkways.
  • 🟧Acetic acid rapid burndown formula ensures visible results after spraying.
  • 🟧Actively growing susceptible weeds controlled within 1-2 days.
  • 🟧Leaves no harmful residue in the soil.
  • 🟧Suitable for use in and around vegetable gardens and other edible plants
9.5
Superb
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5
9.3
Superb
4L Grass & Weed Control Refill – Ready-to-Use Non-Selective Herbicide for Spot Treatment and Outdoor Hard Surfaces
Generic

4L Grass & Weed Control Refill – Ready-to-Use Non-Selective Herbicide for Spot Treatment and Outdoor Hard Surfaces

Why we love it
  • Convenient 4L refill format.
  • Ready-to-use, no mixing needed.
  • Fast-acting results in hours.
Main Highlights
  • ✅ 4L Refill Format: Designed to replenish existing sprayers—no mixing required.
  • ✅ Ready-to-Use Formula: Pre-diluted and ready for immediate application.
  • ✅ Non-Selective Herbicide: Kills all vegetation it contacts—ideal for hardscapes and garden edges.
  • ✅ Fast-Acting Results: Visible control typically begins within hours.
  • ✅ Versatile Outdoor Use: Use on patios, walkways, driveways, gravel paths, and around fences.
  • ✅ Compatible with Sprayers: Works with most trigger, pump, and wand sprayers.
9.3
Superb
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6
9.1
Superb
Safer's 04-5100CAN TopGun Weed Killer 1L Ready-to-Use Spray
Safer's

Safer's 04-5100CAN TopGun Weed Killer 1L Ready-to-Use Spray

Free Shipping
Why we love it
  • Potent with 3% Fatty Acids.
  • Quick and efficient weed control.
  • Made in the United States.
Main Highlights
  • Active Ingredient: Fatty Acids 3%
  • Fast Acting Herbicide
  • Controls a broad spectrum of weeds
  • Country of Origin: United States
9.1
Superb
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7
9.0
Superb
Save 12%
Round Up with Wand 2L
Roundup

Round Up with Wand 2L

12% OffFree Shipping
Why we love it
  • Controls various green growths.
  • Offers multiple spray options.
  • Delivers fast visible results.
Main Highlights
  • ✅ Controls virtually anything green and growing, including most annual and perennial grasses, broadleaf weeds and brush.
  • ✅ 2 L (33.81 oz.)
  • ✅ Use to edge lawns, control patio weeds, renovate lawn and garden spaces and control brush in hard-to-mow areas
  • ✅ Fast-acting formula
  • ✅ Active Ingredient: 7 g/L Glyphosate (present as isopropylamine salt).
  • ✅ Visible results in up to 24 hours
  • ✅ Choose between spray patterns: visible FastAct foam or streaming liquid.
9.0
Superb
Save 12%
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8
8.9
Excellent
ORTHO KILLEX Lawn Weed Killer Concentrate, 1L
Killex

ORTHO KILLEX Lawn Weed Killer Concentrate, 1L

Free Shipping
Why we love it
  • Maximized coverage formula.
  • Targets 50+ weeds.
  • Lawn-friendly solution.
Main Highlights
  • Ortho Killex Concentrated formula provides maximum coverage for more widespread weed infestations
  • Controls over 50 different lawn weeds including dandelions, plantains, clover, ground ivy (creeping Charlie) and ragweed
  • Won’t hurt your lawn!
  • Mix 6 mL per litre of water to treat 5 square metres (50 square feet).
  • Herbicide pour la pelouse, Wipe Out Weeds effectively!
8.9
Excellent
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9
8.9
Excellent
ORTHO KILLEX Lawn Weed Killer, 1L Ready-to-Spray
VORAGA

ORTHO KILLEX Lawn Weed Killer, 1L Ready-to-Spray

Free Shipping
8.9
Excellent
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10
8.8
Excellent
1L Ready-to-Use Weed Out Weed & Grass Control with Sprayer – Fast-Acting, Effective Lawn & Garden Weed Control
Generic

1L Ready-to-Use Weed Out Weed & Grass Control with Sprayer – Fast-Acting, Effective Lawn & Garden Weed Control

Free Shipping
Why we love it
  • Ready-to-use, no mixing needed.
  • Targets broadleaf weeds effectively.
  • Works fast for beautiful lawns.
Main Highlights
  • ✅ 1L Ready-to-Use Formula: No mixing required – just spray and go for fast, effective weed control.
  • ✅ Broadleaf Weed Control: Effectively targets weeds like dandelions, clover, and plantain without damaging grass.
  • ✅ Fast-Acting Formula: Starts working quickly to control weeds and restore your lawn's beauty.
  • ✅ Safe for Lawns: Specifically designed to preserve healthy grass while removing invasive weeds.
  • ✅ Long-Lasting Results: Keeps your outdoor spaces free from unwanted weeds and grass for weeks.
8.8
Excellent
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Related Deals You Might Like for Weed Killer

📊We scanned 687 products
🔍
We reviewed the most relevant Weed Killer offers across Amazon and leading retailers, covering major brands and models. Our shortlist features trusted names like Neudorff, AALINAA, Generic, Safer's, Roundup, Killex, VORAGA, known for dependable quality and smart design.
⭐
To determine today's best Weed Killer, we analysed 3436 real customer and expert reviews, focusing on satisfaction, real-world performance and long-term reliability. We also weigh each review's relevance, authenticity and freshness for a fair comparison.

Here's what we found:

🏆 #1
Fiesta Weed Killer

Our overall winner is Fiesta Weed Killer by Neudorff. It stands out for the right balance of quality, performance and value.

✨ What sets it apart:
✓Convenient large-size jug
✓Fast-acting rainproof formula
✓Odorless weed control
💎 Best Value
Pull N Spray 5L-Killex

The best value for most shoppers is Pull N Spray 5L-Killex by AALINAA, with consistently high satisfaction across expert and customer reviews.

💰 Best Deal
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L

The strongest deal right now for Weed Killer is Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L at Generic, currently at 14% off.

🔄Our Weed Killer ranking is updated regularly to reflect new releases and price changes—check back for the latest picks and deals.