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.

Sometimes called “growing zones” or “gardening zones,” hardiness zones refer to a map developed by the USDA that separates the United States into regions based on the average low winter temperatures.

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 ...

New hardiness zones mean gardeners and growers amy need to re-think their planting plans. When it comes to gardening and growing, there's a map that is the gold standard for determining what plants ...

The U.S. Department of Agriculture recently released a new version of its Plant Hardiness Zone Map, updating this valuable tool for gardeners and researchers for the first time since 2012. USDA’s ...

Plant growers and gardeners in the U.S. have new guidance for which perennial plants could flourish, or perish in their area. The U.S. Department of Agriculture published a new version of its ...

The United States Department of Agriculture (USDA) recently released its updated Plant Hardiness Zone Map. The USDA Plant Hardiness Zone Map uses weather data to map average annual extreme minimum ...

The Department of Agriculture updated its searchable map of the country that shows how much average low temperatures have changed during the last 30 years, and half the country's lows were higher by 5 ...

In the news recently, the U.S. Department of Agriculture revised its plant hardiness zone map for the first time in more than a decade. As always, this is a hot topic in horticultural circles. What is ...

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 ...

Knowing the precise time to get annual plants into the ground and whether or not a perennial will grow in a given location is often buried in local community lore, but the US Department of Agriculture ...

With the first week of winter officially underway, many local gardeners are adding compost, cuddling potted plants against the house and making room for outdoor plants to come indoors. Yet winterizing ...