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 ...

As climate change warms the Earth, plant hardiness zones are shifting northward. The U.S. Department of Agriculture has updated its plant hardiness zone map, which shows where various plants will ...

A Plant Hardiness Zone is defined by the average coldest temperature. The zones can be found on the United States Department of Agriculture Plant Hardiness Zone Map, updated in 2023.

About 80 per cent of Canada's land mass saw an increase in its plant hardiness zone, mostly of about half a zone to one full zone.

Comparing the 2023 map to the previous version from 2012 clearly shows that as climate change warms the Earth, plant hardiness zones are shifting northward. On average, the coldest days of winter ...

The zone map is important when choosing trees, shrubs and perennials for your yard. Almost all nurseries, plant catalogs and garden magazines use the zone to describe plants.

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 ...

Despite the development of a new plant hardiness map that puts Billings in a warmer climatic zone, local arborists Wednesday remained skeptical and cautioned against a rush to plant new trees or ...

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

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

Gardeners across Guelph and Wellington county are rejoicing following recent updates to Canada's Plant Hardiness Map.