Do Trees Grow Pistachios? Yes, but Nut Trees They’re Not!
What do pistachios grow on? To put it in a nutshell, they grow on trees. In the United States, pistachio trees (Pistacia vera) are grown commercially in limited parts of USDA 7b through 10, where their tolerance for heat and marginal soil – not to mention their ultra-nutritious and delicious harvest -- makes them commercially viable. But a true nut harvest, it’s definitely not!