I have used the individual spices and even a local blend, but I like good ole McCormick's for consistency.
Sweet potatoes good be an interesting twist as a substitute for pumpkin. They may have more sugar content.
Most people that try my pumpkin beer compare it to Dogfishhead's Punkin Ale. I try to make mine beer first, pumpkin later so that it is more drinkable.
The pumpkin Saison is fabulous.
I am getting a lot of positive feedack on the article. Maybe they will let me write another for them on day.