Bearded irises must be divided every few years to keep them flowering. Crowded new growth over time inhibits flowering.

Add Yahoo as a preferred source to see more of our stories on Google. It's a magical time when bearded iris flowers unfurl their pencil-slim buds to reveal a kaleidoscope of color in spring. Once ...

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. Perfect for a sunny garden, irises produce beautiful, stunning flowers from the late spring into the ...