Pistachios have been cultivated for thousands of years and were prized in ancient civilizations across the Middle East and Central Asia. Historical records show they were enjoyed by royalty and traders along early trade routes. The species Pistacia vera is native to regions including modern-day Iran and surrounding areas. Because of their long cultivation history and cultural significance, pistachios are often referred to as one of the worlds oldest edible nuts. Visit Now: How Do Pistachios Grow