Well, nevermind! I was looking at it and I found this:
Additional Information: In northern climates Buddleias behave like herbaceous perennials with the top growth dying back in winter. Prune back to new growth in the spring. In southern climates, prune to shape.
So I guess I could just prune it to be whatever shape I wanted it then? It IS an unusual color(s) for a bush, but I kinda like it! Maybe it would be okay to put on either side of our porch.