Cold Hardy Evergreen Shrubs Choosing Evergreen Shrubs For Zone 4 Gardens
Growing Evergreen Shrubs in Cold Climates Gardeners considering shrubs for zone 4 must be aware that USDA plant hardiness zones are simply temperature guidelines, and although they are helpful, they don’t consider microclimates within a zone, influenced by wind, snow cover, and other factors. Cold hardy evergreen shrubs must be tough and resistant to unavoidable temperature fluctuations that frequently occur in winter. A thick layer of mulch provides much needed protection to the roots during cold winter months....