Grubworms can damage lawns by feeding on grassroots, often causing brown patches that appear overnight. Effective grub control combines timely treatment, good lawn care practices, and selecting products that target grubs when they’re young. This guide highlights trusted products, how they work, and practical tips for selecting the right solution for your lawn size and pest pressure.
The table below summarizes the five products featured in this guide, including coverage, active approach, and typical application notes. Use this as a quick reference to compare options before diving into the detailed product sections that follow.
| Product | Brand | Coverage | Approach | Notes |
|---|---|---|---|---|
| Scotts GrubEx1 Season Long Grub Killer, 5,000 sq. ft. | Scotts | 5,000 sq. ft. | Kills grubs when young; up to 4 months protection | |
| Scotts GrubEx1 Season Long Grub Killer, 10,000 sq. ft. | Scotts | 10,000 sq. ft. | Kills grubs; up to 4 months protection | |
| Ortho BugClear Lawn Insect Killer | Ortho | Up to 16,500 sq. ft. | Kills grubs and other lawn pests; long residual protection | |
| Spectracide Triazicide Insect Killer For Lawns | Spectracide | 20 lb bag (typical lawn coverage varies) | Kills 100+ lawn insects, including grubs | Kills on contact; outdoor use around foundations |
| Bonide Annual Grub Killer | Bonide | Up to 5,000 sq. ft. | Season-long grub control |
Scotts GrubEx1 Season Long Grub Killer, 5,000 sq. ft.
Brand: Scotts. This grub killer aims to prevent turf damage by targeting grubs in their early life stage. A single application can protect lawns for up to four months and may also help control caterpillars, chinchbugs, and May/June beetles. Regular annual use can contribute to managing Japanese beetle infestations. Suitable for smaller lawns, it provides a straightforward option for homeowners seeking season-long grub control with a single treatment.
Scotts GrubEx1 Season Long Grub Killer, 10,000 sq. ft.
Brand: Scotts. This larger-format option shares the same active approach as the 5,000 sq. ft. version, designed for bigger lawns or properties with more extensive grub pressure. A single application can provide protection for up to four months, helping to prevent turf damage by killing grubs when they’re young. It also offers the potential to control several other listed pests when used as part of a broader lawn care plan.
Ortho BugClear Lawn Insect Killer
Brand: Ortho. This granular insect killer targets lawn pests including ants, spiders, ticks, fleas, armyworms, and grubs. It promises up to six months of ant control (with some exclusions) and three months of residual protection against other listed pests. It’s known for fast action, with the product starting to work within minutes on most listed pests, making it a practical option for homeowners dealing with multiple lawn pests beyond grubs alone.
Spectracide Triazicide Insect Killer For Lawns
Brand: Spectracide. This granulated formula targets a wide range of lawn-damaging insects, including grubs, ants, crickets, and ticks. It’s designed to be used outdoors around foundations and in lawn areas, providing a broad spectrum of control. With a focus on both above- and below-ground pests, Spectracide Triazicide is a solid option for homeowners seeking a multipest approach, especially in areas with diverse pest pressure.
Bonide Annual Grub Killer
Brand: Bonide. This 6-pound bag provides season-long grub control suitable for lawns up to about 5,000 square feet. It covers a broad range of grub species, offering a straightforward, season-long solution for homeowners dealing with grub damage. It’s a cost-effective option for those with average lawn sizes looking for long-term grub suppression and general lawn protection.
Buying Guide: Key Considerations When Shopping For Grub Control
Selecting the right grub control product depends on lawn size, pest pressure, and your preferred method of application. Consider the following perspectives to make an informed choice:
- Active ingredient and pest range: Some products are grub-specific, while others protect against a broader spectrum of lawn pests. If grubs are your primary concern, choose a grub-focused option; if you also face ants, fleas, or ticks, a broad-spectrum product may be more practical.
- Coverage area and lawn size: Match the product’s coverage to your yard. Larger properties may benefit from bundles or larger bags, while smaller lawns are suited to 5,000 sq. ft. formats.
- Season-long vs. short-term protection: Some formulas provide extended protection (up to several months). Consider your local grub activity timeline and the timing of applications to maximize effectiveness.
- Application timing and ease: Granular formulations often require watering after application. Look for products with straightforward application instructions to minimize setup time and effort.
- Environmental and lawn considerations: Assess whether the product is suitable for your grass type, surrounding plants, and children or pets’ safety. Follow label directions for best results and responsible use.
- Integrated lawn care: Grub control is most effective when combined with proper mowing, irrigation, and fertilization practices. Healthy lawns resist damage and recover faster from grub feeding.
- Cost-per-area and value: Compare cost per square foot and consider whether you need a multi-pack for larger properties. Bundles may offer better value for larger yards.
How to Apply Grub Control Effectively
Apply when grubs are active in the soil, typically in late spring or early fall for most regions. Water the lawn after spreading granules to help the product reach the root zone. Avoid applying during extreme heat or drought conditions, and follow the specific product’s label for best results. If a multi-pest approach is needed, choose a product that targets the most critical pests while maintaining safe use around children and pets.