Growing up, I remember hearing the old saying, “Sleep tight. Don’t let the bedbugs bite.” As a child, I didn’t understand what they were talking about. When I was older, I learned the hard way that the little critters really did exist. For the most part, by the time I was born, they were mostly just a memory. But bedbugs are making a comeback. While still not common, their population has started to increase. While our current pesticides aren’t as dangerous, in some ways, they aren’t as effective as the ones we used in the 60s and 70s. That means trouble for some parts of our country…