10 Best Crabgrass Killer For Lawns In Canada

Last updated on 05-04-2026
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Best Choice
1
9.9
Exceptional
Fiesta Weed Killer
Neudorff

Fiesta Weed Killer

Why we love it
  • Convenient large-size jug.
  • Fast-acting rainproof formula.
  • Odorless weed control.
Main Highlights
  • Fiesta Weed Killer
9.9
Exceptional
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Best Value
2
9.8
Exceptional
Super Concentrated Weed Control – Powerful Non-Selective Herbicide for Driveways, Patios, Walkways, and Garden Edging, 1L Makes Multiple litres of Spray Solution
Generic

Super Concentrated Weed Control – Powerful Non-Selective Herbicide for Driveways, Patios, Walkways, and Garden Edging, 1L Makes Multiple litres of Spray Solution

Why we love it
  • Super concentrated for maximum efficiency.
  • Fast results you can see.
  • Versatile for various outdoor uses.
Main Highlights
  • ✅ Super Concentrated Formula: Mixes to create multiple litres of ready-to-spray weed solution.
  • ✅ Fast-Acting Herbicide: See visible results in as little as a few days after application.
  • ✅ Non-Selective Control: Kills all vegetation it contacts—ideal for hardscapes and landscaping borders.
  • ✅ Versatile Application: Use on driveways, walkways, patios, fence lines, and gravel paths.
  • ✅ Mix-As-Needed Convenience: Flexible solution for spot treatments or full-area coverage.
  • ✅ Long-Lasting Results: Helps keep treated areas clear of regrowth when applied correctly.
9.8
Exceptional
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3
9.7
Exceptional
2 Litre ORTHO KILLEX Lawn Weed Killer Concentrate, 2-Pack Bundle
Ortho Killex

2 Litre ORTHO KILLEX Lawn Weed Killer Concentrate, 2-Pack Bundle

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.
9.7
Exceptional
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4
9.6
Superb
Round Up with Wand 2L
Roundup

Round Up with Wand 2L

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.
9.6
Superb
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5
9.4
Superb
Ready-to-Use Lawn Weed Control, with Wand Applicator, 4-L
Generic

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

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
9.4
Superb
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6
9.3
Superb
2L Weed Bgon Max Weed Control Herbicide - with Quick Connect Sprayer + Ready-2-Use + 2L
Generic

2L Weed Bgon Max Weed Control Herbicide - with Quick Connect Sprayer + Ready-2-Use + 2L

Why we love it
  • Effective weed control solution.
  • Easy to use with hose.
  • Visible results in hours.
Main Highlights
  • 🟢Controls a range of lawn weeds, including dandelion, white clover, common chickweed, creeping buttercup, and more.
  • 🟢Formulated with chelated iron to kill weeds, not lawns.
  • 🟢Susceptible weeds turn brown or black with visible results within several hours
  • 🟢For best results, apply on a warm, sunny day. Large or perennial weeds may require multiple applications.
  • 🟢2L Ready-2-Use format with continuous, adjustable spray reduces hand fatigue. Just connect the hose, twist the nozzle and spray.
9.3
Superb
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7
9.3
Superb
Save 12%
Scotts Lawn Response 9-1-1, 8kg (200 sq Meters / 2,150 sq feet Coverage) | Seed, Fertilizer & Soil Enhancer for Thick, Green Lawns | All-in-one Lawn Solution
Scotts

Scotts Lawn Response 9-1-1, 8kg (200 sq Meters / 2,150 sq feet Coverage) | Seed, Fertilizer & Soil Enhancer for Thick, Green Lawns | All-in-one Lawn Solution

12% Off
Why we love it
  • Organic ingredients encourage growth.
  • Enhances soil efficiency.
  • Promotes thick, weed-resistant turf.
Main Highlights
  • Rescues weak, thin lawns
  • Thicker, deep green grass in as few as 7 days
  • Organic and slow-release fertilizers with 9% nitrogen, 1% available phosphate, and 1% soluble potash
  • Contains 15% turf-type grass seed blend
  • 8 kg (17.6 lb) package covers up to 200m2 (2,150ft2)
9.3
Superb
Save 12%
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8
9.2
Superb
Non-Selective Grass & Weed Control Concentrate, 1-L
Generic

Non-Selective Grass & Weed Control Concentrate, 1-L

Why we love it
  • Controls weeds at the root.
  • Kills all unwanted vegetation.
  • Fast results within days.
Main Highlights
  • ✅Controls the weed to the root
  • ✅ Non-Selective Control: Kills all vegetation it contacts—ideal for hard surfaces and edges.
  • ✅ Fast-Acting Results: Visible signs of control typically appear within days.
  • ✅ Ideal for Spot & Area Treatments: Use on walkways, patios, driveways, fence lines, and gravel paths.
  • ✅ Flexible Mixing Ratio: Adjust concentration to match the severity of your weed problem.
9.2
Superb
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9
9.0
Superb
Save 21%
Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L
FoliarTech

Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

21% Off
Why we love it
  • Improves soil quality effectively.
  • Eco-friendly and pet-safe.
  • Versatile and compatible solution.
Main Highlights
  • Transform Your Garden: Our liquid lawn fertilizer concentrate regulates pH levels and eliminates nutrient lockout improving soil quality. Stimulating root development, it enhances nutrient absorption, producing thriving plants with bountiful yields!
  • Show Your Garden Some Natural Love: Our humic acid lawn booster is OMRI-certified — the perfect child and pet-safe choice for eco-conscious farmers and gardeners who prefer pure, naturally enriching ingredients.
  • Versatile Solution and Application: Our flexible, organic humic fulvic acid liquid aeration lawn stimulant enhances lawns or gardens and allows for direct use or mixing with other additives and water. Use sprayers or hydroponic setups — our solution is 100% water soluble, does not clog and is compatible with any system.
  • Ideal for All Plants: FoliarTech humic acid plant food and liquid aerator for compacted soil works on indoor and outdoor vegetation at any stage of growth by creating root zones for increased oxygen flow. Boost plant development, no matter the type.
  • Gardening for a Better Tomorrow: Crafted from 100% pure Humalite from Alberta, Canada, we offer the highest quality standards for gardeners, lawn enthusiasts, and crop cultivators who demand and deserve only the best.
9.0
Superb
Save 21%
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10
9.0
Superb
Save 8%
Ortho KILLEX Lawn Weed Killer Concentrate, 1L
Killex

Ortho KILLEX Lawn Weed Killer Concentrate, 1L

8% Off
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!
9.0
Superb
Save 8%
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Related Deals You Might Like for Crabgrass Killer For Lawns

📊We scanned 687 products
🔍
We reviewed the most relevant Crabgrass Killer For Lawns offers across Amazon and leading retailers, covering major brands and models. Our shortlist features trusted names like Neudorff, Generic, Ortho Killex, Roundup, Scotts, FoliarTech, Killex, known for dependable quality and smart design.
⭐
To determine today's best Crabgrass Killer For Lawns, 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
Super Concentrated Weed Control – Powerful Non-Selective Herbicide for Driveways, Patios, Walkways, and Garden Edging, 1L Makes Multiple litres of Spray Solution

The best value for most shoppers is Super Concentrated Weed Control – Powerful Non-Selective Herbicide for Driveways, Patios, Walkways, and Garden Edging, 1L Makes Multiple litres of Spray Solution by Generic, with consistently high satisfaction across expert and customer reviews.

💰 Best Deal
Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

The strongest deal right now for Crabgrass Killer For Lawns is Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L at FoliarTech, currently at 21% off.

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