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Weed Control

Identify and eliminate lawn weeds with proven strategies for crabgrass, spurge, and more.

21 articlesfall season

Weeds are the number one frustration for homeowners striving for a clean, healthy lawn. They compete with your grass for sunlight, water, and nutrients, and left unchecked, they can take over entire sections of your yard in a single season. Effective weed control requires a two-pronged approach: prevention and targeted elimination.

Pre-emergent herbicides are your first line of defense, creating a chemical barrier that prevents weed seeds from germinating. Timing is critical -- apply too early and the barrier degrades before peak germination; too late and the weeds are already growing. Our guides cover the exact soil temperature windows for crabgrass, spurge, and other common invaders so you can time your applications perfectly.

For weeds that have already established, post-emergent herbicides provide targeted control. Knowing whether you're dealing with broadleaf weeds like dandelions or grassy weeds like crabgrass determines which product to use. We also cover organic and natural weed control methods for homeowners who prefer chemical-free approaches, including corn gluten meal, vinegar-based solutions, and manual removal techniques that actually work.

Featured Guide

Lawn treatment technician pulling a spray hose from a tank truck toward a green suburban front lawn
Featuredfall8 min read

TruGreen Cost in 2026: Plans, Pricing & Is It Worth It

TruGreen costs about $400–$900 per year for most lawns, or $50–$100 per visit. See 2026 plan pricing, what's included, and how it compares to DIY and local pros.

Key Stat: TruGreen's annual lawn plans run $450–$2,000 depending on lawn size and plan tier, while a comparable DIY fertilization and weed control program typically costs $150–$400 per year in products.

4 FAQs answered

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Frequently Asked Questions

Common questions about weed control, answered by our expert guides.

Is 2,4-D banned in the United States?

No, 2,4-D is not banned at the federal level and remains EPA-registered for residential use. However, some states and municipalities have restrictions on when, where, and how it can be applied.

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What states have banned or restricted 2,4-D?

No state has a complete ban, but Maine, Maryland, New York, and California have notable restrictions, especially around schools, parks, and waterways. Local city and county rules can be even stricter than state law.

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Can I use 2,4-D near a lake or stream?

In most states, applying 2,4-D near water bodies is restricted or prohibited. Always read the product label, which will list buffer zone requirements, and check with your state's department of environmental quality before applying near any water source.

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What is a safe alternative to 2,4-D for broadleaf weeds?

Iron-based herbicides are the most effective alternative allowed in many restricted areas. Corn gluten meal works as a pre-emergent option in spring, and maintaining a dense, healthy lawn through proper mowing and overseeding reduces weed pressure naturally.

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Is yellow or purple nutsedge harder to kill?

Purple nutsedge is significantly harder to control because its underground nutlets form in chains, giving each plant many more regrowth points. It typically requires 2-3 seasons of targeted herbicide applications, while yellow nutsedge often responds within a single season.

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