Low temperature is a crucial factor in the survival of plants at specific locations, but it's not the only thing for gardeners to keep in mind when selecting plants and locations for them to grow.

For the first time since 2012, a new Plant Hardiness Zone Map has been released by the U.S. Department of Agriculture. The map, released Nov. 15, 2023, is a tool used by gardeners and growers around ...

Whenever 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? "Plant hardiness zones ...

When gardeners from different parts of the United States meet up, one common question we ask each other is, “What’s your Plant Hardiness Zone?” That leads to some inevitable scratching of heads when ...

Freezing weather may make it hard to believe, but many Chicago-area gardeners — and their plants — are now living in a slightly warmer world, according to a new version of the USDA’s plant hardiness ...

The USDA updated its map of plant hardiness zones for the first time in over a decade. The new map shows that half the country has shifted to warmer zones. The updated zones could allow gardeners to ...