Cool off at Apple Annie's Produce Farm in Willcox. Enjoy a free sample of our super juicy and super sweet watermelon. Guess the exact weight of the watermelon you are purchasing and you can have it for free! (1 guess per purchase). Sat. July 20 - Sun. July 21, and Sat. July 27 - Sun. July 28 at Apple Annie's produce farm location. Closed on Mondays, July and August.