80-120 Days to maturity. Cucurbita maxima. Winter Blue Banana Squash Seeds. Non-GMO, annual, open-pollinated. A rare heirloom winter squash, Blue Banana produces large, elongated fruits averaging 18–24 inches long and weighing 10–20 lbs. Its smooth, bluish-gray rind covers rich, deep orange flesh with a sweet, nutty flavor. Excellent for baking, roasting, soups, and pies, this variety is prized for its long storage life and impressive yields. ~250 seeds/oz.