55-65 Days to Maturity (after transplanting). Momordica charantia ’White’. White Bitter Gourd Seeds. Non-GMO, warm-season, annual, hybrid. This white color bitter gourd is a prolific India-type bitter gourd hybrid. Fruit size is about 11-12 inches long, weighing over a half pound. Bitter gourds are nutritionally dense and are recommended as a healthy food by the American Diabetic Association. The immature fruits, as well as the young shoots and leaves, are edible. Karellas are widely used in Southeast Asia and do well when incorporated into the cuisines of those areas. ~ 140 seeds / oz.