Dug this up on South Mountain Reptiles site (cornsnakes.net). Don Soderberg’s site.
https://cornsnake.net/index.php?opti...id=252&lang=en
I bought Solana from him. I don’t believe he produces Palmettos anymore, but don’t remember the reason.
You can always email and ask him. He’s a super nice guy and is very helpful and to say he’s knowledgeable, would be an understatement.