Sara WilliamsAll of the following perennials are attractive, fairly low growing, hardy and can serve multiple functions in our prairie gardens. They can edge a border or path, are at home in a rock garden, and, given time, can act as groundcovers in “difficult” areas.Bearberry (Arctostaphtlos uva-ursi) has a challenging botanical name but is easy to grow. A short (10 cm/4 in.)