Useful Links
Here are some URL's that you may find useful at time. The Walter Reeves site had general gardening information for this area; the Farmer D site has similar information; and the Johnny's site sells seeds and supplies.
Walter Reeves, "The Georgia gardener":
http://www.walterreeves.com/
Farmer D:
http://www.farmerd.com/
Johnny's Select Seeds:
http://www.johnnyseeds.com/