While earlier maps were created, the USDA hardiness zone map was first published in 1960 ... fail in those years when temperatures get very cold. This is one of the reasons that many peaches ...

Cold-weather vegetables ... To check which zone you are in, head to USDA.gov and check out their Plant Hardiness Zone map. You can also enter your zip code on the page to find your zone.

"It’s vital to successful gardening, as some plants can’t tolerate the cold in specific ... you can easily find your zone using the USDA Plant Hardiness Zone Map, which is available online.