Trees have adapted to a wide range of conditions, and their roots spread out to help them find the most nutrients. Above-ground roots are not necessarily indicators of tree health, North says.

In Fielding Questions, readers also asked about caring for a Wodarz apple tree and what to do about a rhubarb seed stalk.

Knowing just a few key tree biology facts and guidelines when working around trees goes a long way to keep trees healthy. Two ...

The New York State Department of Environmental Conservation has offered the following tips for spring tree planting. May in ...

Q: Last summer I got all my evergreen trees removed but the roots still remain, some above ground level so sowing a lawn is not an option. The space is almost inaccessible to machinery to grind ...

Covering a tree's roots above ground can limit the tree's access to oxygen and moisture which helps them grow and stay healthy. Avoid cutting, trimming, or removing tree roots because it can make ...