How can I tell carpenter ants from termites?
Carpenter ants and termites can look similar to a homeowner, especially when winged insects appear indoors. A technician looks at the insect's body shape, antennae and wings, and at the wood where the insects were found.
Native subterranean termite swarmers are black and about three-eighths of an inch long, and they swarm during the day in February or March. A homeowner who sees winged insects in that season should take a photo and call rather than assume the insects are one or the other. The two insects also differ in how they use wood, which the technician explains during the visit.
Why do carpenter ants nest in wood at all?
Carpenter ants nest in wood, often damp or soft wood, because it is easier to excavate and tends to stay humid. The wood is the nest, not a food source, which is why the moisture matters.
Carpenter ants are generally described as excavating wood to make space for nests, rather than eating it the way termites do. Wood that is wet, soft or already decaying is easier to work and tends to hold humidity, so it is where nests often start. Shaded decks and porch posts give them that kind of wood.
What should a homeowner look for in the wood?
Look for sawdust-like debris, soft or stained wood, small holes and smooth tunnels, and any wood that feels damp or sits close to soil. Those signs help the technician decide where to start.
Debris that looks like fine sawdust or shavings collecting below a board or post is one of the clearest signs. Pressing a screwdriver into a suspected spot can show whether the wood is soft, though a homeowner should not drive it deep into a beam or post that holds weight. A soft spot is a reason to call a technician, not a reason to tear out the wood.
What changes the price of carpenter ant control here?
The price depends on how many areas of wood are involved, whether the nest is hidden inside a structure, how much moisture needs to be addressed and whether the crawl space or deck must be opened to check. The price is explained and approved before work starts.
The number of areas is a big factor. One deck post is a shorter visit than a deck, two porch posts, a sill and a crawl space with damp framing. The technician counts the affected areas and notes how far the wood damage extends.
Does carpenter ant treatment fix the wood damage?
No. A treatment deals with the insects, but damaged wood and the moisture that caused it usually need repair or correction by the homeowner or a contractor. The technician explains which steps are which.
A treated nest does not put back wood that has been weakened. A soft post or sill should be assessed by a qualified person before it carries load again, and the technician notes where that is needed. Rebuilding or replacing wood is outside a pest visit, and a homeowner should not expect the pest work to do it.