The Unique Characteristics of Tree Bark

by Nancy Penrose Bark is a type of tissue that grows over a tree’s wood. It has both an inner and outer layer. The inner layer is living tissue, and the outer layer is dead tissue. Trees use bark for protection. It helps move nutrients throughout the tree, and stores...

Add Some Fall Color to Your Landscape

By Nancy Penrose During photosynthesis, trees use sunlight to convert water and carbon dioxide into sugar (food). As autumn approaches, the sunlight begins to decrease and temperatures start to drop. In preparation for its winter rest, the tree’s photosynthesis...

How Trees Grow

By Nancy Penrose Trees pass through many stages as they grow. If a tree starts its life as a seed, it will initially grow a short stem. Most of its energy will be used to continue the growing process. Young trees are typically small and thin. During this early period...

Housing Developer Gets Help from Big Trees Inc.

Housing Project Receives Addition of Several Large Trees Throughout Property SEATTLE, WA: Big Trees Inc., (http://bigtreesupply.com/) a tree transplanting and tree nursery company located in the Seattle metropolitan area, recently assisted with the tree transplant of...

Root Rot in Pacific Northwest Trees

by Nancy Penrose Root rot is one of the most serious types of big tree diseases. The health of a tree with root disease will deteriorate over time until the tree eventually dies. The rot, which can also affect the butts of big trees, is usually caused by fungi. Root...

The Magnificent Spruce

By Nancy Penrose There are three types of spruce trees that are native to the Pacific Northwest, the Engelemann spruce, sitka spruce and brewer spruce. A fourth spruce, the Colorado blue spruce, is a popular ornamental tree that can also be found throughout the area....