100 Days to maturity. Cucumis melo. Tremendous Hybrid Casaba Melon Seeds. A non-GMO, annual, F1 hybrid, heat-tolerant, Casaba Melon. Suitable for growing in garden plots, raised beds, and greenhouses. Tremendous Hybrid Casaba Melon will be one of the largest melons you will ever grow! The fruit can weigh up to 8 pounds or more and the vines can extend 8-10 feet if left to their own devices. This hybrid variety does not sacrifice size for flavor, either. The orange flesh is thick and incredibly sweet. A long season is required in order to harvest, but they are worth the wait! ~900 seeds/oz.