How to tell if a watermelon is ripe? Just look at the fruit stalk and tendrils
Determining watermelon ripeness by the fruit stalk and tendrils
(Agricultural Wealth Network) The method for determining watermelon ripeness by the state of the fruit stalk and tendrils is: sparse or shed downy hairs on the fruit stalk indicate the fruit is ripe; when the leaves and vines are normal, a melon whose tendril at the fruiting node is more than half withered is a ripe melon.