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 ...

Robyn White is a Newsweek Nature Reporter based in London, UK. Her focus is reporting on ... Dejan_Dundjerski/Getty "Most of the hardiness zones across the U.S. experienced a half-zone shift ...

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.

When I evaluate new plants for my garden, I always consider their hardiness zones. Occasionally I’ve also seen plants for sale locally that are not hardy in this region but are mixed in with ...