Getting your Trinity Audio player ready... Dutch elm disease has been reported back in Denver after more than a decade of its absence. The Denver forestry office discovered the disease last month in ...

When it comes to trees, we live in a blessed place, with more varieties of trees, shrubs, and vines than anywhere in the ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

Trees are nearly always selected for their flowers, foliage, or form. Yet, at this time of year, there is an often overlooked arboreal feature that may achieve sudden prominence in the garden. In ...