Why Fixing Moisture Issues Is Critical for Carpenter Ant Control

We start by finding the nests — not just the ants you’re seeing, but the actual colonies. We check inside: attics, crawlspaces, around windows, under sinks, behind baseboards — anywhere there’s frass, live ants, damaged wood, or moisture. We check outside: trees, stumps, firewood, landscape timbers, deck posts, anywhere they might be nesting. This takes time. You can’t rush it.

Targeted Treatment

Where we can locate nests directly, we treat them. We drill and treat wall voids where needed, apply dust in attics and crawlspaces, and use non-repellent liquid treatments in and around the exterior and surrounding trees.

For colonies we can’t access directly, we use the transfer effect through non-repellent insecticides placed where ants are actively traveling. These products are slow-acting by design — ants return to the colony and spread the treatment to nestmates before they’re affected, eliminating the population from the inside out. Anyone promising overnight results on carpenter ants doesn’t understand how they work.

Perimeter and Preventive Treatment

We treat the exterior foundation, around windows and doors, eaves, and trees anywhere ants are trailing or gaining entry. This creates a treatment zone foraging workers walk through before they get inside.

Follow-Up and Monitoring

Carpenter ant control can require multiple visits. We come back to check activity, retreat if needed, and monitor for new colonies. It takes a few weeks to fully eliminate established colonies — most often the carpenter ants invading your structure are a satellite colony with the main colony outside somewhere. Our non-repellent, slow-acting products are specifically chosen to maximize the transfer effect and reach both.