(85-110 days. F1 Hybrid) Black Forest is a kabocha developed for its rich, nutty flavor, disease resistance, and excellent keeping qualities. Hugely popular in Japan and well-known on the West Coast of the U.S. Looking different than other kabochas, these 3 lb. round, winter squashes have dark green skins striped with light green covering orange flesh. Roast these squashes or use them for soups.