Thats why I rarely mention varieties except where talking to another southerner. Things are vastly different 1000 miles northward! What we were getting came from Lowes and they buy from pretty much local nurseries.
Yes, we all pretty much get into our regional ruts. I struggled for years at my house in the Houston area trying to install California landscaping into a Texas yard! It isn’t just water, temperature, and sunshine. There are so many other variables. Hot winds were my bane. They dried out my plants.