35+ U.s. Department Of Agriculture Hardiness Zones 3 To 5 PNG. When ordering, you can determine if the item will be winter hardy in your area by checking the zone information on the item's description. Below is a mapof hardiness zones for helping you choose the best seeds, bulbs, and plants for your garden, as determined by the u.s.
A hardiness zone is a geographically defined area in which a specific category of plant life is capable of growing, as defined by climatic conditions, including its ability first developed for the united states by the department of agriculture (usda), the use of the zones has been adopted by other nations.
Albers equal area projection, standard parallels of 29.5°n and 45.5°n, scale 1 : A hardiness zone is a geographic area defined to encompass a certain range of climatic conditions relevant to plant growth and survival. If you see a hardiness zone in a gardening catalog or plant description, chances are it refers to this usda map. Hardiness zones are geographical area in which a given category of plants are able to grow and survive.