Read on to learn all you need to know about plant hardiness zones to prevent your perennials from perishing when the temperatures drop. The United States Department of Agriculture (USDA ...

Knowing when to plant in specific hardiness zones is important to maximize the spring season's potential. A hardiness zone is a geographic area with a similar average minimum temperature.

If you are wondering whether that shrub, flower, or tree that you saw in a magazine or catalog will grow well in your garden, using a hardiness zone map is your best bet to ensure success.