Ripening in mid-May, Rosie Rainier offers the unique flavor of a Rainier cherry in an extra large, fully colored fruit. The firm fruit matures about 2 weeks before Bing. Due to high color and good firmness, Rosie Rainier resists bruising and blemishes better than standard Rainier. Estimated chilling requirement 600 hours. (U.S. Plant Patent No. 19307)