10 Best Crabgrass Preventers 2025 in the United States

The Scotts Turf Builder Halts Crabgrass Preventer with Lawn Food is a comprehensive solution for preventing crabgrass and other listed weeds while simultaneously fertilizing your lawn. It features an effective pre-emergent weed killer that stops crabgrass, barnyard grass, foxtail, and more before they emerge, ensuring a healthier lawn. The product is designed for early spring application, ideally before the 3rd or 4th mowing when temperatures are still moderate.

One significant advantage is that its performance remains unaffected by rain, snow, or freezing conditions post-application, which adds to its reliability in various weather conditions. Each 40.05 lb. bag covers an impressive 15,000 sq. ft., making it suitable for larger lawns. However, it should not be applied to Dichondra or Bentgrass, as it is not safe for these grass types.

On the downside, users need to be cautious about the application timing and conditions to avoid any adverse effects. If your lawn consists of grass types other than Dichondra and Bentgrass, this product is an excellent choice for both weed prevention and lawn nourishment.

The Scotts Halts Crabgrass & Grassy Weed Preventer is a reliable option for those looking to maintain a weed-free lawn. The product is designed to prevent a variety of weeds, including crabgrass, foxtail, and spurge, making it versatile for different weed issues throughout the year. The recommended application timing is flexible, allowing for either early spring or fall, which helps accommodate different lawn care schedules.

With a coverage area of 10,000 sq. ft., it is suitable for larger lawns, but users with smaller lawns might find it excessive. The granule formulation is straightforward to apply, either on a dry lawn or before rain or snow, without worrying about the weather impacting its effectiveness. It's important to note that this product is not safe for use on Dichondra or Bentgrass, so it may not be suitable for those types of lawns.

Weighing 20.12 pounds, it is a manageable size for most users. This weed preventer is ideal for homeowners with medium to large lawns who are looking for a seasonal solution to prevent a wide range of weeds without the need for constant reapplication.

The Andersons Barricade Professional-Grade Granular Pre-Emergent Weed Control is designed to prevent the growth of weeds, particularly crabgrass, rather than eliminate existing ones. It contains 0.48% prodiamine, a professional-grade herbicide effective for early spring and fall applications. This product is capable of preventing a wide range of grassy and broadleaf weeds, including crabgrass, poa annua, goosegrass, and henbit.

The DG Pro formulation ensures a higher number of particles per square inch, contributing to its superior performance in weed prevention. With a coverage area of up to 5,800 square feet, it is suitable for larger lawns or garden spaces. The granules are easy to apply and are made in the USA, adding to the product's reliability and quality assurance.

However, it is important to note that this product will not help with existing weeds, which requires additional treatment if weeds are already present. Additionally, users should be mindful of its application timing to ensure effectiveness. It is crucial to follow the safety guidelines to avoid any harm to desired grasses. Ideal for homeowners looking for a pre-emergent solution to prevent weeds during specific seasons.