Some perennials ( delphiniums come to mind) are short-lived. Others, like coneflowers, have moderate lifespans. But some can ...

Key Points Divide irises every three to five years to renew growth, ease crowding, and support flowering.Split irises after flowering in late summer or early fall so roots establish before ...

If your spring and early-summer perennials are overgrowing their spaces, blooming less, producing smaller flowers or flopping ...

Can you divide perennials during dry spell conditions? A gardening expert shares how to prepare your plants and protect their ...