morgan23 / Getty Images. A fully grown tree may lose several hundred gallons of water through its leaves on a hot, dry day. The same tree will lose nearly no water on wet, cold, winter days, so ...

Groundbreaking images of root chemicals offer new insights on plant growth ... for example, can span as far underground as the tree grows high above the soil.

With a sharp spade, dig a circle around tree roots to create a root ball that’s the width you calculated in step 2. Dig down 1 to 2 feet, and then cut under the roots to round out the root ball ...

Grinding down oak roots is dangerous to the tree, and maybe to you. Here's a better way. This reader is worried about damaging his rider mower.

A recent study by the Dept. of Agriculture showed us that the average lifespan of an urban tree was only around 23 years. One of the reasons for the short lifespan is the lack of adequate root space.

Burying live oak trees' roots in San Antonio is landscape trend can threaten the tree's well-being, causing it to rot or slowing growth rate. ... Citysqwirl/Getty Images/iStockphoto.