There is nothing that signals the start of summer like the smell of fresh cut grass, but did you know that smell is actually a kind of plant communication?
It turns out plants can “talk” to each other!
So, that “freshly mowed grass smell” that you and I love? That is actually a warning sign from your lawn to fellow plants that danger is about. Plants communicate using pheromones that can not only be understood within a species, but also by their neighbors.
This fascinating bit of science serves as an important reminder that there is so much out there for us to learn if we try and look at the world the way other organisms do.
Here’s TED-Ed with this incredible story…