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Gardening & Lawn Care

Organic Crabgrass Killers

10 Best Organic Crabgrass Killers 2025 in the United States

Name: Scotts Turf Builder Halts Crabgrass Preventer with Lawn Fertilizer, 5,000 sq. ft., 13.35 lbs. (2-Pack)
Brand: Scotts
Price: 99.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

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Winner

Scotts

Scotts Turf Builder Halts Crabgrass Preventer with Lawn Fertilizer, 5,000 sq. ft., 13.35 lbs. (2-Pack)

10.0

score

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Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

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Scotts

Scotts Turf Builder Triple Action1 - Weed Killer, Crabgrass Preventer, Lawn Fertilizer, 12,000 sq. ft. (2-Pack)

10.0

score

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Green Gobbler

Green Gobbler 20% Vinegar Weed & Grass Killer | Natural & Organic | Concentrated | 1 Gallon Spray | Glyphosate Free Herbicide

9.9

score

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Scotts

Scotts Halts Crabgrass & Grassy Weed Preventer, Pre-Emergent Weed Killer for Lawns, 10,000 sq. ft., 20.12 lbs.

9.8

score

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Natural Elements

Natural Elements Weed Killer | Pet Safe, Safe Around Children | Natural Herbicide (1 Gallon)

9.7

score

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Natural Armor

Natural Armor Weed and Grass Killer All-Natural Concentrated Formula. Contains No Glyphosate (128 OZ. Gallon Refill)

9.4

score

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ECO GARDEN PRO PROFESSIONAL

ECO GARDEN PRO - Organic Vinegar Weed Killer | Kid Safe Pet Safe | Clover Killer for Lawns | Moss Killer | Green Grass & Poison Ivy Killer | Spray Ready Glyphosate FREE Herbicide (1 Gallon)

9.2

score

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Espoma

Espoma Organic Weed Preventer-25 lb. CGP25, 25 lb

8.9

score

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BioSafe Systems

BioSafe Systems 7601-1 Weed and Grass Killer, (Case – 2), 1 Gallon, Non-Selective Herbicide, Concentrate

8.6

score

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#10

Jonathan Green

Jonathan Green (10457) Green-Up Lawn Food with Crabgrass Preventer - 20-0-3 Grass Fertilizer & Crabgrass Killer (15,000 Sq. Ft.)

8.3

score

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Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

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Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

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GS Plant Foods Seaweed Fertilizer - Omri Organic Liquid Kelp Seaweed Fertilizer (275 Gallon) - Liquid Kelp & Seaweed Concentrate for Farms, Gardens, Greenhouses, Lawns & Soil

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𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

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Omri Listed Fish & Kelp Fertilizer for Plants

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How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

10 Best Organic Crabgrass Killers 2025 in the United States

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Scotts Turf Builder Halts Crabgrass Preventer with Lawn Fertilizer, 5,000 sq. ft., 13.35 lbs. (2-Pack)

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Scotts Turf Builder Triple Action1 - Weed Killer, Crabgrass Preventer, Lawn Fertilizer, 12,000 sq. ft. (2-Pack)

Green Gobbler 20% Vinegar Weed & Grass Killer | Natural & Organic | Concentrated | 1 Gallon Spray | Glyphosate Free Herbicide

Scotts Halts Crabgrass & Grassy Weed Preventer, Pre-Emergent Weed Killer for Lawns, 10,000 sq. ft., 20.12 lbs.

Natural Elements Weed Killer | Pet Safe, Safe Around Children | Natural Herbicide (1 Gallon)

Natural Armor Weed and Grass Killer All-Natural Concentrated Formula. Contains No Glyphosate (128 OZ. Gallon Refill)

ECO GARDEN PRO - Organic Vinegar Weed Killer | Kid Safe Pet Safe | Clover Killer for Lawns | Moss Killer | Green Grass & Poison Ivy Killer | Spray Ready Glyphosate FREE Herbicide (1 Gallon)

Espoma Organic Weed Preventer-25 lb. CGP25, 25 lb

BioSafe Systems 7601-1 Weed and Grass Killer, (Case – 2), 1 Gallon, Non-Selective Herbicide, Concentrate

Jonathan Green (10457) Green-Up Lawn Food with Crabgrass Preventer - 20-0-3 Grass Fertilizer & Crabgrass Killer (15,000 Sq. Ft.)

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

GS Plant Foods Seaweed Fertilizer - Omri Organic Liquid Kelp Seaweed Fertilizer (275 Gallon) - Liquid Kelp & Seaweed Concentrate for Farms, Gardens, Greenhouses, Lawns & Soil

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

Omri Listed Fish & Kelp Fertilizer for Plants

FAQ

What is the best organic crabgrass killer?

How effective are organic crabgrass killers?

How do you apply organic crabgrass killer?

When is the best time to apply organic crabgrass killer?

Are organic crabgrass killers safe for pets and children?

10 Best Organic Crabgrass Killers 2025 in the United States

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Scotts Turf Builder Halts Crabgrass Preventer with Lawn Fertilizer, 5,000 sq. ft., 13.35 lbs. (2-Pack)

Humboldts Secret Starter Kit Pack XL – World's Best Indoor & Outdoor Plant Fertilizer and Nutrient System: Base A & B – Golden Tree – Flower Stacker – Plant Enzymes – CalMag & Iron

Scotts Turf Builder Triple Action1 - Weed Killer, Crabgrass Preventer, Lawn Fertilizer, 12,000 sq. ft. (2-Pack)

Green Gobbler 20% Vinegar Weed & Grass Killer | Natural & Organic | Concentrated | 1 Gallon Spray | Glyphosate Free Herbicide

Scotts Halts Crabgrass & Grassy Weed Preventer, Pre-Emergent Weed Killer for Lawns, 10,000 sq. ft., 20.12 lbs.

Natural Elements Weed Killer | Pet Safe, Safe Around Children | Natural Herbicide (1 Gallon)

100 Earthpods - Premium Bio Organic Vegetable Fertilizer Spikes – Special Formulated Herb Fertilizer for Potted Plants - Organic Plant Food for Herbs - Garden Fertilizer Sticks – Made in USA

𝐁𝐄𝐒𝐓𝐒𝐄𝐋𝐋𝐄𝐑 Plant Superfood for PHILODENDRON Plants with B1 Vitamin, Glucose and Essential Minerals - Organic Plant Food Fertilizer for Indoor & Outdoor PHILODENDRON Plant Care - 8oz

Humboldts Secret Sweet & Sticky – Carbohydrate and Saccharide Energy Source – Enhance Aroma and Flavor of Plants – Potting Soil for Indoor Plants – Energy for Plants – 8 Ounce

Organic Liquid Humic Acid (55 Gallon)

Omri Listed Fish & Kelp Fertilizer for Plants (55 Gallon) - Organic Fertilizer for Vegetables, Trees, Lawns, Shrubs, Flowers, Seeds & Plants - Hydrolyzed Fish and Seaweed Blend

Natural Armor Weed and Grass Killer All-Natural Concentrated Formula. Contains No Glyphosate (128 OZ. Gallon Refill)

ECO GARDEN PRO - Organic Vinegar Weed Killer | Kid Safe Pet Safe | Clover Killer for Lawns | Moss Killer | Green Grass & Poison Ivy Killer | Spray Ready Glyphosate FREE Herbicide (1 Gallon)

Espoma Organic Weed Preventer-25 lb. CGP25, 25 lb

BioSafe Systems 7601-1 Weed and Grass Killer, (Case – 2), 1 Gallon, Non-Selective Herbicide, Concentrate

Jonathan Green (10457) Green-Up Lawn Food with Crabgrass Preventer - 20-0-3 Grass Fertilizer & Crabgrass Killer (15,000 Sq. Ft.)

Crabgrass Killers

Msma Crabgrass Killers

Bayer Crabgrass Killers

Crabgrass Weed Killers

Crab Grass Killers

Humboldts Secret Set of A & B Liquid Hydroponics Fertilizer - World's Best Nutrient System – Hydroponic Nutrients for Outdoor, Indoor Plants – Supports Vegetative and Flowering Stages of Plants

Arber Nutrition & Health Starter Set - Organic Plant Nourishment, Protection & Growth Boost - Liquid Concentrate for Gardens (Organic Nutrition & Health Set)

GS Plant Foods Seaweed Fertilizer - Omri Organic Liquid Kelp Seaweed Fertilizer (275 Gallon) - Liquid Kelp & Seaweed Concentrate for Farms, Gardens, Greenhouses, Lawns & Soil

𝐏𝐑𝐎𝐅𝐄𝐒𝐒𝐈𝐎𝐍𝐀𝐋 All-Purpose 20-20-20 Liquid Fertilizer Spray for Lawns, Grass, Plants, Vegetables, Fruits & Flowers | 20-20-20 Liquid Fertilizer for Indoor and Outdoor Plants (32 OZ)

Omri Listed Fish & Kelp Fertilizer for Plants

FAQ

What is the best organic crabgrass killer?

How effective are organic crabgrass killers?

How do you apply organic crabgrass killer?

When is the best time to apply organic crabgrass killer?

Are organic crabgrass killers safe for pets and children?