Oak trees are focal points of many home landscapes, parks, and green spaces throughout Wisconsin. Several species are native ...

Instead of struggling to grow trees that don't tolerate the wet conditions in low-lying areas of your yard, like flowering dogwood and yew, find a species that thrives in damp soil. Pin oak (Quercus ...

Pin Oak A fast-growing oak species? You bet! The pin oak’s pyramidal shape and fine branches provide a year-round silhouette in the backyard.

On the pin oak, the alternately held leaves typically have less lobes than other members of the red/black oak group. In the fall, leaves change from medium green to a red to reddish brown color. One ...

A single large pin oak tree can rain down up to 400,000 oak leaf itch mites per day. Oak mites can live through the winter in protected areas or within leaves/leaf litter on the ground.

A rare look at the earliest stage of a pin oak tree shows how an acorn develops roots and leaves. Learn how one seedling was identified, transplanted and its role in supporting local wildlife.

Leaf shapes vary from place to place. But did you know that the place helped create the shapes?

Cicada season may be over, but another pest emerges right after. Here's how to prevent possible bites and rashes from oak leaf itch mites.

Most trees can be easily identified by inspecting their leaves, seed pods, flowers, bark, or shape.

A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.

What can you learn from a tree's leaves? Discover how leaf shapes, edges, patterns, and more can help you identify a tree in the forest.