There is also The Beer and Wine Making Pantry located at:
9200 66th Street North
Pinellas Park, Fl 33782
Tues - Sat 10 AM - 5:30 PM Sun 11 AM - 4 PM
Beer And Winemaker's Panty, Beermaking
I have to say that Southern Brewing is better in my opinion. They have a much bigger selection of grains, hops and yeasts.