Natural Resources Canada is working on the first update to its plant hardiness zones map since 2014, hoping to have the map – which gardeners rely on when determining what plants will thrive in ...

Gemma is an experienced freelance writer who has spent the last five years focusing on expert-driven content relating to homes and gardens. She has contributed to several lifestyle publications ...

The new Plant Hardiness Zone Map reveals that about half of the country ... and divides the continental U.S. and Canada into 10 zones, which are further divided into half-zones.

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.

In the 1960s, the USDA adopted and adapted Rehder’s concept, creating the first official USDA Plant Hardiness Zone Map. USDA Hardiness Zone Map (Contributed) Since its initial release ...