The Wintergreen Boxwood shrub is perfect if you are looking for a hardy yet attractive green bush to withstand even the coldest winter temperatures. Its yellow-green leaves add a delicate and charming effect to any landscape year-round, The Wintergreen Boxwood, aka Korean Boxwood or Littleleaf Boxwood, is 1 of the more cold hardy varieties of the boxwood shrubs. It features a very dense, compact growth habit, making it excellent for borders or fences. The evergreen foliage remains green all year long on healthy plants. A great choice as a foundation plant, formal hedge, or in landscape designs. This broadleaf evergreen Korean boxwood wintergreen variety has a botanical name of Buxus microphylla. Wintergreen boxwood bush is also well known for its continuous dark green color all through the winter season.