Dalmatian Toadflax - Scourge of the Plains

About seventeen years or so ago, I was visiting a neighbor and noticed a very pretty yellow flower in the draw behind his house. I took a closer look at the plant and considered asking if I could dig some up to bring home. I never did and, unfortunately, I learned later that I didn't have to. It came all on its own. Now, my little piece of paradise is covered in Dalmatian Toadflax.

I only learned what the plant was about five years ago. All I knew up to that point is that is seemed to be taking over in my windbreak as well as the pasture. More and more was showing up every year. In fact, th...