When digging herbaceous perennials for dividing, observe the root system. There are five different types of root systems; offsets, stolons, rhizomes, taproots, and woody roots. It is the root system ...

You walk through a field of wheat, ryegrass, or clover and notice the sway of stems and leaves. What you cannot see is where most of the action happens. Beneath the soil surface, roots spread, compete ...