Is that tree a pine, a fir or a spruce? Here's a handy guide to identifying the many species of trees populating Central ...

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the White Spruce. This species is found in the North Woods of Northern Wisconsin and the Upper Peninsula of Michigan.

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the Black Spruce. This species is found in bogs, wetlands, and sometimes dry sites within the North Woods of Upper ...

Blue spruce (Picea pungens f. glauca), also called Colorado blue spruce, is a beautiful tree with blue-gray needles. Being colorful and relatively drought tolerant, it’s a favorite of many homeowners ...

You may have heard that pruning spruce trees in the landscape is an important way of maintaining their health, size, shape, and vigor. But this is more applicable to deciduous trees than evergreens.

It is so disconcerting to see a specimen tree going into decline. One of the prized oak trees in my yard appears to be declining, so I can relate to your concerns. Your description suggests that your ...

Gigantic glistening snowflakes gently tumbled from the gray sky to land on thick branches of the spruce outside the picture window. Although I had a long list of things to do, the swirling snowflakes ...

A study has identified genes involved in development of stone cells -- rigid cells that can block a nibbling insect from eating budding branches of the Sitka spruce evergreen tree. The insect's attack ...