It does not need to mean the end of the road for all perennials, but some will benefit from being cut back in late fall to ...
However, some perennials are considered invasive, with aggressive growth habits helping particular species to outcompete ...
Cut back yellowing foliage on hardy perennials such as daylilies, crocosmia and asters. It will make the garden look tidier and stop pests from using the leaves as shelter over winter.