Root system architecture (RSA) encompasses the three‐dimensional configuration of a plant’s root network, which plays a critical role in water and nutrient uptake, anchorage and overall plant fitness.

As a botanist and extension agent, I think quite a bit about how plants grow. Understanding the method to their madness helps to explain and diagnose the various concerns of citizens that come our way ...

Heinrich says that circling roots at the surface and around the edges of the container are signs that it's time to repot. "If ...