Late perennial border with echinaceas (purple cone flowers), monardas (red bee balm) and veronicastrums (blue veronica, in back). Easy to grow, long-lasting perennials that attract bees and butterflies by the dozens!
For your front yard perennial garden. Nepeta Walkers Low, salvia, artemisia, and autumn joy sedum could give you this look. Designer Plant Combinations: 105 Stunning Gardens Using Six Plants or Fewer : Scott Calhoun