Vegetation is traditionally regarded as passive, doing nothing but what is essential to grow and survive. Evidence is accumulating, however, in support of formerly esoteric notions that plants can communicate, remember, even count - features that one would call cognitive if they were observed in animals. Michael Gross reports.
Gross, M. (2016). Could plants have cognitive abilities? Current Biology, 26(5), R181–R184. https://doi.org/10.1016/j.cub.2016.02.044