Tomatoes on top, potatoes below? Meet the “Pomato,” a real grafted hybrid that claims to grow two crops from one plant. It sounds like a garden magic trick but is it legit? According to Emiliano, grafting only works between close botanical relatives, and tomatoes and potatoes both belong to the nightshade family. So yes, technically it can be done. But does it thrive? That depends. The trick is in the care. This is not a seed you can just plant and forget. The graft must be carefully maintained,