Heartbreaker is a newly developed hearts romaine type. It has a large frame with an excellent smooth tapered midrib and excellent weight at harvest time. Because of its large frame and high tolerance to tip-burn Heartbreaker can be used for hearts, processor and fresh market. Other characteristics that will help growers deliver a stronger product to consumers are that it’s Corky Root Resistant, Sclerotinia tolerant, medium strong bolting tolerant, it has earlier heart maturity than Green Forest by 3 to 5 days, 2 inches taller than Green Forest, medium yellow plant color, strong resistance to low & high temperature abnormalities.