Figuring out black walnut tree identification is imperative for homeowners ... Search for black walnut trees by the color of their bark—varying from pale, grayish brown to deep chocolate brown.

This is the Christmas tree. One of the identifying characteristics is you can run your hand along it and it's very soft. Fir tree has grayish bark, relatively smooth, and may have pitch pockets ...

Do you or someone you know have a job that you might be required to identify trees or shrubs? Join instructor Dr. Shelley ...