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 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 ...

Climate change complicates plant choices and care. Early flowering and late freezes can kill flowers like these magnolia blossoms. Matt Kasson, CC BY-ND With the arrival of spring in North America, ...

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 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. When shopping for plants, you might notice labels that specify ...

Getting your Trinity Audio player ready... Colorado gardeners eyeing the U.S. Department of Agriculture’s updated Plant Hardiness Zone Map, which moves much of the state in a warmer growing zone, ...

The USDA Hardiness Zone Map, the arbiter of cold hardiness for plants, underwent a massive revamping in November, throwing the gardening world into a bit of chaos. As a new gardening season dawns, ...

We may receive a commission on purchases made from links. Trees are habitually glorified as resilient sentinels that weather ...

With spring on the horizon, many gardeners are preparing for prolonged, hearty growing seasons in their region. The United States has a diverse ecological footprint, so growing seasons differ slightly ...

Most longtime New Jerseyans – especially gardeners and growers – have noticed that winters have gotten milder over the last few decades. Cold weather seems to arrive later, and the Garden State gets ...