The toxic agents inside the products are why they're so effective, but they also can be unhealthy for you and your household. During the spring, these creatures are closer to the surface. It just isn't just dependent on spraying pesticides all over your premises.
For one thing, you can tell from the name in which a termite's nest will probably be found. The reason being is that should you turn a gopher snake lose in a very gopher hole they will hunt any active gophers down until these are all dead before moving forward.