10 Best Grub Killers 2025 in the United States

Scotts GrubEx1 Season Long Grub Killer is designed to protect lawns from grubs and other pests for up to 4 months with a single application. Its active ingredient, Chlorantraniliprole, is effective at killing grubs when they are young, preventing turf damage.

This product is a granular insecticide that is easy to apply by spreading it over a dry lawn in the spring or early summer. One 28.7 lb. bag can cover up to 10,000 sq. ft., making it suitable for larger lawns. Additionally, it controls other pests like caterpillars, chinchbugs, and Japanese beetles, offering broad-spectrum protection.

Users should be aware of its environmental impact, as Chlorantraniliprole can affect beneficial insects. The product is USDA-approved, ensuring it meets certain standards, and is manufactured in the USA by The Scotts Company LLC. Its ease of use is a plus, but careful timing of application is necessary for optimal results. While it is effective for a substantial area, users with smaller lawns might find the large bag size unnecessary.

Scotts GrubEx1 Season Long Grub Killer is a solid choice for homeowners looking to protect their lawns from grubs and other pests. It works effectively by targeting young grubs and can provide protection for up to four months with just one application. The product covers a generous area of 5,000 square feet, which makes it suitable for average-sized lawns. The active ingredient, Chlorantraniliprole, is known for its effectiveness against various pests, including caterpillars and chinchbugs, not just grubs. This broad-spectrum pest control feature is beneficial if you're facing multiple types of lawn pests.

One of the great strengths of this product is its ease of use. You simply apply it to a dry lawn during the spring or early summer, which coincides with the period when grubs are most vulnerable. This timing is crucial for maximizing its effectiveness, and it allows you to prevent significant lawn damage before it occurs. Additionally, it is produced by Scotts, a reputable brand in lawn care, which adds to its credibility.

However, there are a few drawbacks to consider. Some users may find the need for annual application for Japanese beetle control a bit inconvenient, especially if they’re looking for a one-time solution. Also, while it's effective against many pests, it may not address all types of lawn issues, meaning you might need supplementary products for complete lawn care. Lastly, environmental impact is a consideration; while it's designed to be safe when used as directed, any chemical application requires caution regarding pets and wildlife.

Scotts GrubEx1 is a great option for those looking to maintain a healthy lawn without a lot of fuss. Just ensure you're applying it at the right time and are aware that it may not solve every pest problem you encounter.

The Ortho BugClear Lawn Insect Killer1 is a versatile product designed to address a wide range of lawn pests, including grubs, ants, spiders, ticks, fleas, beetles, and armyworms. With an active ingredient that kills insects by contact, it provides six months of control for certain pests, which is a significant benefit for long-term lawn maintenance.

One of its strengths is the broad coverage area, as the 10 lb. container treats up to 16,500 sq. ft., making it suitable for large lawns and garden spaces. The application is straightforward using a Scotts Spreader, and the granules need to be watered in after spreading, which helps integrate the product into the soil effectively. The timing of application is crucial – it should be applied at the first sign of insect activity or damage for maximum effectiveness.

The product appears user-friendly with clear instructions, but the weight of the container (10 pounds) might be cumbersome for some people to handle. The environmental impact is a consideration, as the product does not specify being organic or eco-friendly, which might be a concern for environmentally conscious users. This product is most beneficial for homeowners with sizable lawns looking for a comprehensive solution to a variety of lawn pests, including grubs.