33+ U.s. Department Of Agriculture Plant Hardiness Zones 9 Through 11 Pics. The usda hardiness zone map divides north america into 11 separate planting zones; 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.
Prism climate group, and united states agricultural research service.
Basically, plant hardiness zones are a guide to help you know which plants will grow where you live, so you if you live in the western u.s., you'll find that nurseries, garden centers, and other western gardeners usually refer to the sunset climate zones rather than the usda plant hardiness zones. Plant hardiness zone map : Basically, plant hardiness zones are a guide to help you know which plants will grow where you live, so you if you live in the western u.s., you'll find that nurseries, garden centers, and other western gardeners usually refer to the sunset climate zones rather than the usda plant hardiness zones. Hardiness zone was a concept of the us department of agriculture.