Yes, potatoes have a great score when referring to the residue limit, however, some experts note that spuds contain traces of multiple pesticides. “Potatoes have a few persistent pests,” says McDonald. This actually explains the need for chemical spraying. As is the case with apples, buying organic in this category is a smart choice.
Plus, organic potatoes contain a higher content of essential minerals with higher amounts of vitamin C, iron, magnesium, and phosphorus and significantly less nitrates and heavy metals than conventional crops.