use your knuckles to rap on the middle of the watermelon. Train your ear to hear the difference in ripeness by performing the thump test on unripe melons throughout the growing season. Tendrils ...

Gardeners can tell when a watermelon is ready by checking the tendril, or curl, that connects the melon to the vine. "If it's still green, the watermelon is very likely not ripe. If it is brown and ...