Unlike annual plants that only live for one year, perennials come back each spring — but how many years, exactly, can you ...

Q I'd appreciate it if you would identify this plant for us. This is its third year and the last two it has come up from the roots. Is it sometimes called a "balloon plant"? A The plant in question is ...

It's frustrating to design a new flowerbed around your favorite perennial flowers, like delphiniums, Shasta daisies, and pincushion flower, only to see them peter out after three or four years. But ...

Creating a lush flower garden year after year can be a challenge. Some beautiful annuals are sterile, which can leave you starting from scratch every year. Opting for perennials and self-seeding ...

A garden flourishes when it has both annual flowers and perennial flowers. Annuals give you a chance to grow plants outside your hardiness zone, to experiment with different plants, and to put in some ...

The great attraction in growing perennial flowers is that you never have to replant them, at least in theory. This doesn’t make all perennials care-free, though. Few of them let you just sit back to ...