Carpenter bees (Xylocopa virginica ... says Raupp. After a week, plug tunnel entrances with wood putty or caulking compound. All holes should be sealed because tunnels may be used as overwintering ...

Carpenter bees cause damage to untreated wood by making holes where they live and nest.Use insecticides, traps, essential oils, and wood replacement to keep these pests at bay.Plugging holes can work, ...

Plug all seams and gaps in any wood structure with caulking or putty. Paint exposed wood with an oil or polyurethane-based paint. Wood stains do not repel carpenter bees. Add an insecticide ...