The Pine Trees of Washington State

by Nancy Penrose Pine trees are members of the Pinaceae family and Pinus genus. Over 100 different species of pine trees can be found throughout North America, Central America, South America and Canada, as well as Europe, the Mediterranean and Asia. In the state of...

Creating a Natural Screen with an Excelsa Cedar

by Nancy Penrose One of the best trees to plant for privacy is the coniferous Excelsa Cedar (Thuja plicata Excelsa). The Excelsa is the smaller of two species of Thuja plicata. It is also known as the Excelsa Western red cedar. The word “Thuja” comes from Medieval...