A pitaya (/ pɪˈtaɪ.ə /) or pitahaya (/ ˌpɪtəˈhaɪ.ə /) is the fruit of several cactus species indigenous to the region of southern Mexico and along the Pacific coasts of Guatemala, Costa Rica, and El Salvador. [1][2] Pitaya is cultivated in East Asia, South Asia, Southeast Asia, the United States, the Caribbean, Australia, Brazil, and throughout ...