1. The Melon Seeds are small and black or slightly mottled black/brown in color. There are between 300-500 seeds in a watermelon, depending upon the size of course. Although usually discarded, the seeds are edible and delicious when roasted. They are also highly nutritious and high in fat as well. 2. What is the shape of The Melon Seeds? Dark green oval shape, Days from sowing: 95 days, Weight Shape:12-15 kg, oval, Rind color: Dark green, Flesh: Red and sweet. 3.What are the properties of watermelon seeds? Watermelon seeds are one of the most nutrient-dense varieties of seeds. They are a rich source of proteins, vitamins, omega 3 and omega 6 fatty acids, magnesium, zinc, copper, potassium and more.