15 of our favorite drought-tolerant perennials—see them here: http://www.bhg.com/gardening/flowers/perennials/perennials-with-drought-tolerance/?socsrc=bhgpin050112droughtperennials White Flower, Drought Tolerant Plants, Dry Garden, Drought Tolerant Perennials, Lavender Varieties, Front Yards, Drought Gardens, Drought Resistance, Full Sun Plants And Flower
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New Shade-Loving Perennial Variety for 2013 - 'Circus' Coralbells or Heuchera... In the spring, it has peach-color leaves with deep red veins. In summer, the red veins remain but leaves slowly turn chartreuse with highlights of silver, shooting up reddish-purple stems bearing small, bright pink bell-shape flowers. Grow in shade or part shade in well-drained soil - For Zones 4-9. Grows 14"T & W - Good with Hostas. [via bhg.com]
Yarrow. Not only does yarrow tolerate heat and drought like a champion, but this easy-growing perennial is also a great cut flower -- and deer, rabbits, and most other pests won't touch it. It comes in a number of varieties with blooms in shades of yellow, orange, red, pink, and white.
Amsonia A tough, but sadly underused perennial, amsonia produces clusters of sky-blue flowers in late spring. It's not just a one-season wonder, though. In autumn, its foliage turns brilliant shades of gold -- enough to rival many of the trees when they put on their fall finery. Name: Amsonia tabernaemontana Conditions: Full sun and well-drained soil Size: To 2 feet tall I want some of this for the front yard!
Lamb's Ears An easy-to-grow ground cover, lamb's ears has soft, fuzzy leaves. Their silvery tone makes them a great foil for just about any plant in the garden. Note, though: Lamb's ear can spread aggressively in rich soil. Name: Stachys byzantina Conditions: Full sun and well-drained soil Size: To 18 inches tall Zones: 4-8 Tips on Growing Lamb's Ears
Pineleaf Penstemon A hummingbird favorite, pineleaf penstemon offers delicate, fine textured foliage and bright, orange-red or yellow flowers through the summer. Name: Penstemon pinifolius Growing Conditions: Full sun and well-drained soil Size: To 1 foot tall Zones: 4-9