Gastric cancer is the third most common cause of cancer-related death in the world, and it remains difficult to cure in Western countries, primarily because most patients present with advanced disease. In the United States, stomach malignancy is currently the 15th most common cancer.
The condition of the tendrils near the fruit stem is another indicator of when a watermelon is ready to pick. When they are green at the attachment point, the fruit is not yet ripe, but when they start to turn brown and dry, it is harvest time.
It takes about 120 days until a watermelon is ready to harvest. Depending on where you are located, though, this may take a different amount of time. The smaller varieties may have a higher maturity rate, with some going from seedling to fruit-bearing in only 90 days. + 41 others found this useful.