A hardiness zone is a geographic area with a similar average minimum temperature. The map is based on the average annual extreme minimum temperature, so people in those areas know which plants can ...
The USDA's plant hardiness zone map was updated in 2023 ... "Based on our maps, that means that this particular tree can tolerate extreme cold temperatures down to around -20 degrees Fahrenheit ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results