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 ...

Knowing when to plant in specific hardiness zones is important to maximize the spring season's potential. A hardiness zone is a geographic area with a similar average minimum temperature. The map is ...

However, average minimum temperatures vary widely from south to north Wisconsin, meaning plants that may do well in Milwaukee ...

Spring has begun in Louisiana and flowers are blooming, but some garden plants may not grow due hardiness zones. So, here's ...