Knockout roses should be top of your list if you're looking for low-maintenance, disease-resistant, long-blooming shrubs. These compact, hardy hybrid roses typically reach 3 to 4 feet in height and ...

Asters are cold-hardy perennials that add vibrant color to any garden with their cheerful, daisy-like blooms in shades of purple, pink, blue, and white. They bloom from late summer to early fall, ...