10 Best Crabgrass Killer in Canada

Updated on 04/04/2026
#1
KILLEX
8% Off
  • Concentrated formula designed for broad coverage of extensive weed infestations
  • Effective against over 50 common lawn weeds such as dandelions, clover, and creeping Charlie
  • Safe for lawn use without causing harm
  • Mixing instructions: 6 mL per liter of water treats an area of 5 square meters (50 square feet)
  • Herbicide for lawns that effectively eliminates weeds
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  • Concentrated formula designed for broad coverage of extensive weed infestations
  • Effective against over 50 common lawn weeds such as dandelions, clover, and creeping Charlie
  • Safe for lawn use without causing harm
  • Mixing instructions: 6 mL per liter of water treats an area of 5 square meters (50 square feet)
  • Herbicide for lawns that effectively eliminates weeds
#2
Best Value
VORAGA
  • 1L ready-to-spray formula
  • Specifically designed for lawn weed removal
  • Convenient application for easy use
  • Targets various types of lawn weeds
  • Effective solution for maintaining lawn health
  • Formulated for safe use on grass types
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  • 1L ready-to-spray formula
  • Specifically designed for lawn weed removal
  • Convenient application for easy use
  • Targets various types of lawn weeds
  • Effective solution for maintaining lawn health
  • Formulated for safe use on grass types
#3
ORTHO KILLEX
  • Controls over 50 types of lawn weeds such as dandelions and clover.
  • Safe for grass.
  • Effective for large area weed control.
  • Covers up to 1600 sq. m. with a 2L bottle.
  • Compatible with Scotts Dial ‘n Spray Multi-use Hose-end Sprayer.
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  • Controls over 50 types of lawn weeds such as dandelions and clover.
  • Safe for grass.
  • Effective for large area weed control.
  • Covers up to 1600 sq. m. with a 2L bottle.
  • Compatible with Scotts Dial ‘n Spray Multi-use Hose-end Sprayer.
#4
AALINAA
  • Controls a variety of lawn weeds such as dandelions, clover, and ragweed
  • 5L size suitable for treating large lawn areas
  • Covers up to 2,690 sq ft (250 sq meters)
  • Convenient Ready-to-Use sprayer for simple application
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  • Controls a variety of lawn weeds such as dandelions, clover, and ragweed
  • 5L size suitable for treating large lawn areas
  • Covers up to 2,690 sq ft (250 sq meters)
  • Convenient Ready-to-Use sprayer for simple application
#5
ROUNDUP
  • Controls a wide range of green plants, including grasses and broadleaf weeds.
  • Contains 2 liters (33.81 ounces) of product.
  • Suitable for edging lawns and managing garden spaces.
  • Fast-acting formula with visible results in up to 24 hours.
  • Active ingredient: 7 g/L Glyphosate (as isopropylamine salt).
  • Offers two spray patterns: FastAct foam and streaming liquid.
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  • Controls a wide range of green plants, including grasses and broadleaf weeds.
  • Contains 2 liters (33.81 ounces) of product.
  • Suitable for edging lawns and managing garden spaces.
  • Fast-acting formula with visible results in up to 24 hours.
  • Active ingredient: 7 g/L Glyphosate (as isopropylamine salt).
  • Offers two spray patterns: FastAct foam and streaming liquid.
#6
GENERIC
  • Controls over 50 lawn weeds such as dandelions, clover, and ragweed
  • Safe for use on grass
  • Easy-to-use Pull ‘n Spray applicator
  • Effective for large area weed control
  • Contains 4 L (1.06 gallons), ideal for larger spaces
  • Covers up to 250 sq. m
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  • Controls over 50 lawn weeds such as dandelions, clover, and ragweed
  • Safe for use on grass
  • Easy-to-use Pull ‘n Spray applicator
  • Effective for large area weed control
  • Contains 4 L (1.06 gallons), ideal for larger spaces
  • Covers up to 250 sq. m
#7
GENERIC
  • Includes 1L of weed killer concentrate and nitrile gloves for application.
  • Effectively targets broadleaf weeds like dandelions, clover, and creeping Charlie.
  • Concentrated formula designed for easy mixing and application with a sprayer.
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  • Includes 1L of weed killer concentrate and nitrile gloves for application.
  • Effectively targets broadleaf weeds like dandelions, clover, and creeping Charlie.
  • Concentrated formula designed for easy mixing and application with a sprayer.
#8
SCOTTS
  • Targets various lawn weeds like dandelion, white clover, and common chickweed
  • Contains chelated iron specifically designed to eliminate weeds without harming grass
  • Affected weeds display browning or blackening within a few hours
  • Becomes rainproof after 3 hours; results visible quickly
  • Ready-to-use formula in a 2 L (67.63 oz) bottle
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  • Targets various lawn weeds like dandelion, white clover, and common chickweed
  • Contains chelated iron specifically designed to eliminate weeds without harming grass
  • Affected weeds display browning or blackening within a few hours
  • Becomes rainproof after 3 hours; results visible quickly
  • Ready-to-use formula in a 2 L (67.63 oz) bottle
#9
GENERIC
  • 1L Ready-to-use formula for convenient application without mixing
  • Controls weeds within 2 hours in high temperatures and up to 2 days in cooler conditions
  • Effective on grass and weeds in various outdoor areas like patios and driveways
  • Integrated sprayer allows for precise and controlled application
  • Provides long-lasting weed management for weeks
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  • 1L Ready-to-use formula for convenient application without mixing
  • Controls weeds within 2 hours in high temperatures and up to 2 days in cooler conditions
  • Effective on grass and weeds in various outdoor areas like patios and driveways
  • Integrated sprayer allows for precise and controlled application
  • Provides long-lasting weed management for weeks
#10
GENERIC
  • 1L Ready-to-use formula for convenient application without mixing
  • Controls weeds within 2 hours in high temperatures and up to 2 days in cooler conditions
  • Effective on grass and weeds in various outdoor areas like patios and driveways
  • Integrated sprayer allows for precise and controlled application
  • Provides long-lasting weed management for weeks
Read More
  • 1L Ready-to-use formula for convenient application without mixing
  • Controls weeds within 2 hours in high temperatures and up to 2 days in cooler conditions
  • Effective on grass and weeds in various outdoor areas like patios and driveways
  • Integrated sprayer allows for precise and controlled application
  • Provides long-lasting weed management for weeks

How We Estimate & Rank

We make shopping simple by hand-picking the top 10 Crabgrass Killer just for you. Our team focuses on what’s available right now, what’s popular with other shoppers, and, most importantly, what’s most relevant to your search. We cover leading brands such as Killex, VORAGA, Ortho Killex, AALINAA, Roundup, and other trusted names in this category. By filtering out the noise, we ensure you only see high-quality options that actually meet your needs. It’s all the best finds, minus the endless scrolling!

2,592
PRODUCTS SCANNED & ANALYZED

Final Recommendations

We’ve selected three standout options to make your choice easier

BEST OVERALL

Our overall winner is Ortho KILLEX Lawn Weed Killer Concentrate by Killex, earning top marks for its balanced combination of quality, performance, and price.

Ortho KILLEX Lawn Weed Killer Concentrate, 1L
BEST VALUE

The best value for most shoppers is Ortho KILLEX Lawn Weed Killer by VORAGA, earning consistently positive feedback for its performance and accessible pricing.

Ortho KILLEX Lawn Weed Killer, 1L Ready-to-Spray
BEST DEAL

The best deal available right now for Weed Killers is Ortho KILLEX Lawn Weed Killer Concentrate by Killex, now offered at 8% off.

Ortho KILLEX Lawn Weed Killer Concentrate, 1L