Plant hardiness zones are rules that inform gardeners what plants can withstand the local weather. The U.S. Department of Agriculture (USDA) designed a map that separates North America into zones ...

When picking plants to grow in your garden, it’s easy to just go with what you like or whatever plants your neighbors grow. The problem is that not all kinds of plants grow well on where you live.

It would take more than 9.5 million square miles of trees to offset the emissions of the world’s 200 largest fossil fuel ...