Seasonal

Spring Pest Prevention Guide for Utah Homes

Spring in Utah County means warming temperatures, snowmelt, and the annual explosion of pest activity. The actions you take in March and April directly determine how many pests you'll deal with from May through October. Here's your complete spring prevention playbook.

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Why Spring Is Critical in Utah

Utah's freeze-thaw cycle creates unique pest pressures. As ground temperatures rise above 50°F (typically mid-March in Utah County), overwintering insects become active almost simultaneously. Ant colonies resume foraging, spider egg sacs hatch, and earwigs emerge from soil. Treating early — before populations establish — is significantly more effective than waiting until you see bugs inside your home.

The Spring Pest Prevention Checklist

Exterior — Your First Line of Defense

• Walk your foundation. Look for cracks, gaps, and openings larger than 1/16" (the width of a credit card). Pay special attention to where utility lines, pipes, and wires enter the home. Seal gaps with appropriate caulk or steel wool for larger openings.
• Check door thresholds and weatherstripping. Run your hand along the bottom of exterior doors — if you can feel airflow, insects can enter. Replace worn door sweeps and weatherstripping.
• Inspect window screens. Even small tears allow insects inside. Repair or replace damaged screens before opening windows for the season.
• Clear winter debris. Rake leaves, remove dead plant material, and clear anything stacked against your foundation. These materials harbor overwintering insects.
• Adjust irrigation. Spring is when many homeowners turn irrigation systems back on. Ensure sprinkler heads aren't spraying directly against the foundation — wet siding and saturated soil against your house is an open invitation for moisture-loving pests.

Landscaping — Where Most Pests Originate

• Pull mulch back from the foundation. Maintain at least a 2-3" gap between mulch and your home's siding. Mulch piled against the foundation creates a moisture bridge that insects use to access your home.
• Trim branches and shrubs so nothing touches your exterior walls or roofline. Overhanging branches are highways for ants, spiders, and other crawling insects.
• Eliminate standing water. Check bird baths, pot saucers, tire swings, and low spots in your yard. Even small amounts of stagnant water breed mosquitoes — a single bottle cap of water can support mosquito larvae.

Interior — Prevention Starts Inside

• Deep clean kitchens. Pull out appliances and clean behind and underneath them. Food residue behind the refrigerator and stove is a primary ant attractant.
• Check basement and attic humidity. Use a dehumidifier if relative humidity exceeds 50%. High humidity attracts silverfish, centipedes, and pill bugs.
• Organize storage areas. Switch from cardboard boxes to sealed plastic bins in basements and garages. Cardboard provides food and habitat for silverfish, crickets, and spiders.

When to Schedule Your First Treatment

In Utah County, the ideal window for a first-of-season treatment is late March through mid-April. This catches overwintering pests as they become active but before they establish colonies and reproduce. Waiting until June or July means you're playing catch-up all summer.

Our bimonthly service plans are designed around Utah County's pest calendar, with the first treatment timed to maximum effectiveness.