Bula Potato Farms, Inc., based in Antigo, Wisconsin, specializes in growing certified seed potatoes. 

Their product line includes many russet types, including Goldrush, Caribou Russet, Silverton, Reveille Russet, Umatilla Russet, Vanguard Russet, Plover Russet, Lakeview Russet, and AO8433-4STO. 

They also include white types including Lady Liberty and Superior, yellow-fleshed Yukon Gold, and dark red Norland.  The farm is dedicated to growing high-quality seed potatoes to suit a variety of agricultural demands.