How To Kill Carpenter Bees In The Ground. (3) both types will sting if handled but are hard to provoke. A home remedy to kill bees is an economical way of getting rid of bees naturally.

Also, carpenter bees are solitary unlike others that live in colonies. Apply boric acid—this natural insecticide can be deployed using an insect duster to disperse dust into the tunnel system, killing carpenter bees.
Carpenter Bees Sting Carpenterbees Bumblebee Carpenter
Be careful while using it as it may damage your skin. Carpenter bee sprays can be applied on and around the holes in the wood and is effective on newer intrusions.