Until recently, gardeners have paid little attention to the ecological requirements of perennials when planting them in parks and gardens. This book describes a new way of using perennials in parks ...
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.
In general, plant perennial sunflower varieties where you won’t mind if they start to take over. Of course, if you are creating a meadow garden or hedge, that may be just what you have in mind.