A work in progress 16 Seed Exchange Catagories
Execpc Exchange Needs Updated and More action
Sover Exchange Small but it is nice
Itol Exchange A SeedBank for Hot Pepper Seeds
GardenWeb Exchange The Best I have found yet!!!!!!!
Carnivorous Plant and Seed Exchange
Rhododendron Seed & Pollen Exchange
Mainly Medicinal Herb exchange
Very Small Exchange but seems to have a nice interface
Personal Seed Lists sites Can Be found Here
My Personal Seed Wish List and Have to trade List