As a general rule, most perennials can be safely moved either in the early spring, after the ground is warm and the plants are just starting to come up, or in the fall after blooming is finished.

When should I divide my daylilies? What about iris and other perennials? As a general rule, most perennials can be safely moved either in the early spring, after the ground is warm and the plants are ...

Anyone who thinks autumn is easy in the garden never met a tenacious daylily that needs dividing. Some daylilies, particularly older varieties, can get as large (or larger) around as a bushel basket.

Divide daylilies every three to five years to prevent overcrowding, which can lead to fewer blooms and increased disease risk. The best time to split them is early spring or after blooming ends in ...