Plants are so much smarter than most people think. “The idea of a ‘plant intelligence’—an intelligence that goes beyond adaptation and reaction and into the realm of active memory and decision-making—has been in the air since at least the early seventies. Plants might have a far greater sentience than we’d ever thought possible. In truth, we know so little even about ourselves; our science cannot fully explain how humans learn and remember. Why not consider that plants have been doing the same f