The first step to a great garden is knowing your planting zone but regardless of where you live, these tips can help.

A great garden begins with knowing your gardening zone; these maps will help Many of those who garden expect ... the frost-free growing season starts March 27 in Tulsa, Oklahoma, and April 29 in Omaha ...

In the central part of the U.S, the frost-free growing season starts March 27 in Tulsa, Oklahoma ... find your zone on the U.S. Department of Agriculture's Plant Hardiness Zone map.) ...