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Late Summer Ant Invasions: Why They’re Worse Than You Think

Monday, July 7, 2025

Late Summer Ant Invasions: Why They're Worse Than You Think

As the days grow hotter and drier in the Denver Metro Area, ant activity ramps up—often in places you least expect. By late summer, colonies are well-established and hungry, sending out scouts in search of food and water. While ants may seem harmless at first glance, late-season infestations can quickly spiral into serious problems if not addressed promptly.

Why Ant Problems Spike in Late Summer

Ants are opportunistic and strategic. By August, moisture levels begin dropping in the soil, pushing ants indoors in search of hydration. Homeowners often notice trails in kitchens, bathrooms, and basements—all high-moisture environments that offer ants the resources they need.

Some of the most common reasons ants invade in late summer include:

  • Drought conditions that force colonies to move
  • Increased food activity in and around the home
  • Gaps in door seals, window frames, and foundations
  • Leftover pet food or crumbs that attract scout ants

The longer the infestation goes unchecked, the more difficult it becomes to manage. Colonies can split into multiple satellite nests, spreading the problem throughout the home or property.

Health and Structural Concerns

Beyond the nuisance, certain ant species can pose health or structural risks. Carpenter ants, for example, tunnel through wood and may weaken structural elements over time. Others, like pavement ants or odorous house ants, can contaminate food surfaces and spread bacteria.

Ant infestations also attract other pests, such as spiders and centipedes, which follow food sources. What starts as a simple trail of ants can escalate into a multi-pest invasion without proper control.

How to Prevent Ant Infestations in Denver

The key to long-term prevention lies in a combination of vigilant home care and timely professional support. To help reduce your risk:

  • Seal cracks in doors, baseboards, and window frames
  • Store food in airtight containers and clean up spills promptly
  • Trim back vegetation near the foundation
  • Fix leaky faucets and pipes that offer water access

While these steps help, late summer colonies are often too established for DIY methods. At this stage, professional ant control in Denver becomes essential.

Call the Pros Before Colonies Multiply

Ant problems never solve themselves. As colonies grow and relocate, they become more difficult and expensive to eliminate. Don’t let a minor trail turn into a major infestation.

Call Animal & Pest Control Specialist, Inc. today at 303-987-0842 to schedule an inspection and stop the invasion before fall arrives. Serving the entire Denver Metro Area, the team is equipped to identify species, locate nests, and provide long-term ant control solutions that work.

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