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10 Best weed killers in Canada
Best Choice01NeudorffFiesta Broadleaf Weed Killer for Lawns, Controls Dandelion, White Clover, & More & See Result within Hours. People & Pets Can Enter Treated Area when Spray Dries, Made with Iron, Rainfast in 3 Hours.
13% Off9.9Exceptional
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- 02Neudorff
Fiesta Broadleaf Weed Killer for Lawns, Controls Dandelion, White Clover, & More & See Result Within Hours. People & Pets Can Enter Treated Area When Spray Dries (6KG (Granule))
Main highlights- TARGETS 15+ TOUGH WEEDS: Effectively controls or suppresses a wide variety of lawn invaders, including dandelions, white clover, bull thistle, Canada thistle, and common chickweed. It also provides a specialized solution for creeping buttercup, slender speedwell, moss, and algae
- PEOPLE & PET FRIENDLY: Designed for domestic use, this solution has no unpleasant odour. Once the spray has completely dried, children and pets can safely re-enter the treated area, making it a worry-free choice for busy family homes.
- KILLS THE WEEDS, NOT THE LAWN: This selective herbicide is specifically formulated to target broadleaf weeds without harming your turf. It is safe for use on lawns consisting of Kentucky bluegrass, perennial ryegrass, and fescues, including tall, chewings, and creeping varieties.
- FAST-ACTING WEED CONTROL: See visible results within just a few hours as susceptible weeds, moss, and algae turn brown or black. This powerful iron-based formula is rainfast in 3 hours, ensuring your lawn treatment remains effective even if the weather is unpredictable
- EASY-TO-MIX CONCENTRATE: This 4-litre bottle provides high-value coverage, treating between 250 and 1,000 m² (2,700 - 10,800 ft²) depending on the application rate. Simply mix 42 mL of concentrate with 1 litre of water and apply using any standard hand-held or backpack sprayer
9.6Exceptional
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Value for Money03RoundupRound Up with Wand 2L
15% OffMain highlights- Visible results in up to 24 hours
- Use to edge lawns, control patio weeds, renovate lawn and garden spaces and control brush in hard-to-mow areas
- Fast-acting formula
- Controls virtually anything green and growing, including most annual and perennial grasses, broadleaf weeds and brush.
- Choose between spray patterns: visible FastAct foam or streaming liquid.
- Active Ingredient: 7 g/L Glyphosate (present as isopropylamine salt).
- 2 L (33.81 oz.)
9.5Excellent
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- 04Killex
Ortho KILLEX Lawn Weed Killer Concentrate, 1L
9.4Excellent
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- 05VORAGA
Ortho KILLEX Lawn Weed Killer, 1L Ready-to-Spray
9.3Excellent
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- 06Neudorff
Neudorff Finalsan Concentrate Weed Killer Fast-Acting Herbicide Kills within Hours & Leaves No Harmful Residue in The Soil, Areas Can Be Re-sown Five Days after Treatment. Non-staining Herbicidal Soap
26% OffMain highlights- Year-Round Effectiveness: Usable in all seasons, including cool weather, for consistent weed control throughout the year
- Versatile Garden Use: Ideal for use around ornamental flowers, mature shrubs and trees, garden borders, bark mulch, planters, raised beds, and containers
- Soil-Safe & Biodegradable: Leaves no harmful residue in the soil, making treated areas safe for replanting grass, flowers, or vegetables
- Safer for Homes & Landscapes: Once dry, treated areas are safe for people and pets to re-enter
- Rainfast in 3 Hours: Formulated to withstand rainfall shortly after application, ensuring reliable performance without weather concerns
- Hard Surface Application: Effective on roofs, decks, patios, bricks, walkways, driveways, and cement without staining
- Fast-Acting, Non-Selective Weed Control: Quickly eliminates unwanted grasses, weeds, moss, algae, and lichen on contact for visible results within hours
- Ammonium Soap of Fatty Acids (22.10%): Made with a non-staining, ammoniated fatty acid formula-no harsh synthetic chemicals
9.2Excellent
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- 07Ortho Killex
2 Litre ORTHO KILLEX Lawn Weed Killer Concentrate, 2-Pack Bundle
Main highlights- Won’t harm your grass.
- Use with Scotts Dial ‘n Spray Multi-use Hose-end Sprayer.
- Suitable for controlling weeds in large areas.
- Controls over 50 different lawn weeds including dandelions, plantains, clover, creeping charlie and ragweed.
- 2L Covers 1600 sq. m.
9.1Excellent
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- 08Roundup
Round Up with Wand
9.0Excellent
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- 09Scotts
Scotts Weed B Gon Max Ready-to-Spray Weed Control for Lawns 1L
Main highlights- Rainproof in 3 hours; visible results within several hours
- For use on the entire lawn or as a spot treatment
- Controls a range of lawn weeds, including dandelion, white clover, common chickweed, creeping buttercup, and more.*
- Active Ingredient: Iron (present as FeHEDTA) ... 2.0%
- 1L (33.8 oz) ready-to-spray formula treats 22.5-90m2 (246-968 ft2)
8.9Very Good
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- 10Generic
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L
Main highlights- Won’t harm your grass
- Suitable for controlling weeds in large areas
- Covers 250 sq. m
- Convenient Pull ‘n Spray Applicator
- Controls over 50 different lawn weeds, including dandelions, plantains, clover, creeping charlie and ragweed
- 4 L (1.06 gallon) format is ideal for larger areas, and is an easy way to control lawn weeds
8.7Very Good
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