There are two general methods used to remove wasps nests. Pest control specialists either apply a chemical directly to the wasp nest. This chemical generally takes care of the whole colony. In more difficult cases, the pest control specialist will apply special dust that is carried back by the worker wasps to the queen. In order to eliminate the whole colony you have to get rid of the queen wasp. It is common for bees to find their way to trees, roofs, and walls. You can try to get rid of bees yourself or give us a call and let us take care of the dirty work. Take care of your bee problem today. Caution Do not seal up a hole where wasps are flying in and out. Sealing up the hole will cause a bigger problem as the worker wasps will start building the nest inside the wall. Often the bees will build huge nests inside of houses without the owner knowing.