Map Of Usda Hardiness Zones For Ohio
Ohio Gardening – About the USDA Plant Hardiness Map Ohio gardeners who want to ensure their perennial flowers, shrubs and trees survive all season should use the Ohio planting map, featured above, as a resource. This map divides the United States into hardiness zones based on weather data collected over the last thirty years by the USDA. The latest map, released at the beginning of 2012, is more detailed and sophisticated than the previous version....