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Printer Friendly Version. Understanding the USDA planting zones you live in can mean the difference between success and failure in your garden. Planting plants, vegetables and flowers that are appropriate for your US growing zone will make sure that your garden is happy and healthy year after year.
Things to Consider When Planting in Your Zone: 1  Trees should be hardy to your zone for a chance to survive winters and summers. 2  Trees should receive adequate chill hours to produce fruit. Chill hours are based on temperatures that stay between 32ÂºF and 45ÂºF for hours consecutively during the treeâs dormant period.