What is Pre-Emergent Weed Control & Why Do We Need It?

Spring in Iowa brings green grass, warmer temps—and unfortunately, weeds. One of the best ways to stop weeds before they take over your lawn is by using pre-emergent weed control. But what exactly is this lawncare treatment, and why is it so important this time of year?

SEE ALSO: Planning Ahead: Your Guide to Spring Lawn Care

What is Pre-Emergent Weed Control?

Pre-emergent weed control is a treatment applied to your lawn that prevents weed seeds from germinating. Unlike weed killers that target weeds after they’ve sprouted above ground, pre-emergents work below the surface to create a barrier that stops weeds before they ever sprout.

It’s important to note that pre-emergents don’t kill existing weeds. They’re most effective when applied before the weed seeds begin to grow, which typically means early to mid-April in Iowa.

Why Does Timing Matter So Much?

Weeds like crabgrass start to germinate when soil temperatures reach about 55°F for a few days in a row. In Iowa, that usually happens in April, so applying pre-emergent before that point is key. If you wait too long, the weeds will already be growing, and it will be too late to stop them with pre-emergent products.

Why is Pre-Emergent Important for Your Lawn?

Weeds compete with grass for water, nutrients, and sunlight. Once they take hold, they’re harder to control and can cause long-term damage to the health and appearance of your lawn.

Using a pre-emergent treatment helps:

• Prevent weed outbreaks before they start 

• Save time and money pulling or spraying weeds later

• Keep your lawn thick and healthy, so grass can grow strong without competition

Let the Pros Handle It

Proper application of pre-emergent weed control requires the right timing, product choice, and coverage. At Tiger Pride Lawn Care, we take care of all that for you. Our spring lawn treatment includes a high-quality pre-emergent tailored to Iowa’s growing conditions, so your lawn gets a head start on a weed-free season.

Plan ahead and schedule your summer treatments now

Contact us today to schedule your summer lawn care treatments to enjoy a healthier, greener yard throughout the warmer months.