10 Best Crabgrass Killers 2025 in the United States

Scotts Halts Crabgrass & Grassy Weed Preventer is a pre-emergent weed killer designed to prevent crabgrass and other grassy weeds from germinating in your lawn. One of the standout features is its broad spectrum of effectiveness, targeting various weeds such as foxtail, spurge, and barnyardgrass, which makes it a reliable choice for homeowners looking to maintain a healthy lawn. It is suitable for all grass types, adding to its versatility, although it should not be used on Dichondra or Bentgrass. With a coverage of up to 10,000 square feet, this 20.12 lb bag offers good value for larger lawns.

Scotts Turf Builder Triple Action1 is a versatile product that serves as a weed killer, crabgrass preventer, and lawn fertilizer, making it suitable for homeowners looking to maintain a healthy lawn. One of its key strengths is its three-in-one formula, which not only targets various common weeds like dandelions and clover but also provides essential nutrients to encourage thick, green grass. It effectively prevents crabgrass for up to four months, allowing you to enjoy a weed-free lawn during the growing season.

Scotts Turf Builder Bonus S Southern Weed & FeedF2 is designed specifically for southern lawns, effectively targeting various weeds including crabgrass, while also feeding the grass to promote healthy growth. One notable strength of this product is its dual action; it not only kills existing weeds but also helps to thicken the grass, which can naturally prevent future weed growth. This makes it an excellent choice for homeowners in Florida looking to maintain a lush lawn. The product is formulated for specific grass types such as St. Augustine, Centipede, Zoysiagrass, and Carpetgrass, ensuring compatibility and optimized results for these varieties.