On the revised 2023 map, about half of Ohio is in Zone 6b, where the average low temperature range is -5 to 0 degrees Fahrenheit. The other half of Ohio is now in Zone 6a, where the average low ...

If you live in Zone 6a or Zone 6b, ... Our chart can also give you a general idea, and the above map can help you zero in on ...

Our area of the country was mainly in what would be called 6a," Boggs says. "The new map has our area in 6b, and the 6as shoved north. "You look at Kentucky as a state, for example, and the 7s are ...

This map is what home gardeners, ... Kentucky was almost all Zone 6b. Now the southern half is Zone 7b, ... Moving from Zone 6a to 6b is only a shift of 5 degrees warmer.