By definition, perennials are plants that live more than two years, and the name literally translates to "through the years." Unlike short-lived annuals or biennials (plants that take two years to grow), these varieties are fairly low-maintenance after their initial planting. so they're a great investment to get the most out of your garden budget.
Anemone, Aster, Astrantia and phlox are just a handful of the hundreds of herbaceous perennials in this popular plant group. Staples in the cottage garden and blend well with exotics they often have a long flowering period and will put on a fantastic show in the border.