W henever you purchase a new perennial plant, shrub, or tree, you've probably noticed information about hardiness zones on the plant tag or description. But what does it mean? "Pl ...

The United States Department of Agriculture (USDA) has released a new Plant Hardiness Zone Map (PHZM), the first update since 2012. The new map shows that most of the country, including New York ...

Wherever you live, growing citrus in large containers is a great option. This way, you can move your trees to protected areas ...

California's diverse climate ranges from heat and droughts to cool weather and rain. Learn which plants to grow in your part ...

Then there are Sunset plant hardiness zones, which apply to the western U.S. and are based on winter minimum and summer ...