lungwort (Pulmonaria) variegated foliage looks great all season long, but is an especially nice accent to the clusters of pink, white, or blue flowers in spring. Lungwort grows best in Zones and reaches 1 foot tall.
Moss Phlox (Phlox subulata) is a richly flowering, clump-forming phlox that stays green in both summer & winter. In spring these plants produce innumerable crimson & white flowers that attract butterflies. These Phlox like to be planted in full sunshine.
Astilbe refined grace for perennial borders shade garden along with Hostas and Ferns Lush deeply cut foliage is attractive for the entire season, colored from green to bronze rich moist soil and partial shade blooms early summer
Purple Shamrock (oxalis) - Best in shade as front-of-bed edging or ringing a shade shrub such as hydrangeas or rhododendrons. Also nice in a shady flower pot. Companion plants: Under Ferns, Cimicifuga or Variegated Solomon’s Seal.
Tradescantia "Sweet Kate" - easy-to-grow perennial with profusion of deep-blue flowers from summer to autumn. Eye-catching accent for the border, the vibrant golden-yellow foliage is a bright companion for purple-foliaged plants.