Looking for a perennial that blooms all summer? Try coneflowers (Echinacea purpurea). These purple-flowered plants, native to the U.S., are hardy in U.S. Department of Agriculture Plant Hardiness ...

Here’s how to get another round of blooms ... the spent flower heads all at the same time. Tiny, stubby stems may remain, but they won’t affect new flowering. Cutting dianthus to enjoy indoors ...