The term perennial is reserved for plants that live for more than 2 years. Horticulturists then further classify them into woody and herbaceous perennials. Woody perennials are who's above ground parts persist over winter, while herbaceous perennials are non-woody plants that die back to the ground each winter. However, the roots survive the winter and the plants re-sprout in the spring. This collection is the herbaceous type, which make them high value plants that will return for years to come with little to no effort. This high value perennial collection provides tons of color for little money for years to come and combines 4 varieties that can be either planted together as pictured, or scattered throughout the garden. The roots are individually packaged and labeled so that you can use them as you wish. Included are the following best bet perennials: Salvia Maynight, Heuchera Obsidian, Hemerocallis Stella D'Oro, and Hosta Aureomarginata. These perennials are vigorous growers, thriving in hot sunny planting sites and are heavy re-bloomers. Tons of color for little money for years to come. Salvia was the Perennial Plant of the Year in 1997, Daylily Stella D'Oro is the most valued and popular in the world, while the hosta and heuchera add foliage beauty more beautiful then flowers.