The USDA’s Plant Hardiness Zone Map divides the country into 13 zones ranging from 1 (the arctic) to 13 (the tropics) to make it easier for gardeners to select plants that can survive the winter in ...

So it's already May and you haven't started on your planting yet this year. Is it too late? Probably not. Check out our zone-by-zone planting guide to discover when you can start planting and when ...

Think July is too late to plant a garden? In Zone 5, it’s just the start of round two.

Having returned from garden visits this summer to places such as Portland, Vancouver and England, I feel compelled to write about a common frustration of the weekend gardener: zones. It’s hard to pick ...

Have you ever looked at the tag on a plant at your local garden center and been perplexed that it says something like “Zones 5-9”? This number refers to the “hardiness zones” defined by the U.S.

Add Yahoo as a preferred source to see more of our stories on Google. Climate change complicates plant choices and care. Early flowering and late freezes can kill flowers like these magnolia blossoms.

Growing zones are a rough guide to what type of climate you have for growing a garden. In the U.S., these zones have shifted over the past couple of decades due to climate change, so it can be ...