As for now, salvia isn't popular enough for the government to have to worry about it. They eventually will though, but I'm sure they'll find some way to make it illegal, but every illegal substance has something relavant amongst themselves, salvia is completely unrelated, so the reasoning that 'it's a drug and we don't need drugs in america so it needs to be illegal,' is out of the question. We don't have to worry about it right now though; so continue toking on Sally