Winter Vine. Black Futsu is a striking Japanese heirloom squash thats as flavorful as it is decorativeperfect for fall displays and the kitchen alike. Its thin, edible skin transitions from a dusky blue-gray to a rich, warm orange as it matures. Inside, the vibrant orange flesh is sweet, smooth, and versatile for cooking. This variety not only delights with its taste and looks but also stores well for 45 months, making it a practical and beautiful addition to any harvest.