The snow-covered peak of Mount Hood dominates the eastern skyline of Portland in the winter. From a distance, it looks as though there is a sharp line above which trees do not grow. The elevation above which trees do not grow is called the tree line and is at about 6,000 feet on Mount Hood, or about the elevation of... Read More
Warm summer weather draws us outside for a stroll under the cool, shaded canopy of trees. The forested acres of Tryon Creek State Natural Area provide the perfect nearby respite from the heat. Once you enter the 658 forested, serene acres in southwest Portland, it is hard to believe that you are in the middle of a large city, mere... Read More
National Arbor Day is celebrated throughout the country on the last Friday in April as a way to recognize the beauty and benefits of trees in our communities. In Oregon, we love trees so much, that we have committed the entire first week of April to tree celebration! From art contests to nature walks to nature crafting, local communities engage... Read More
By the time Oregon became a United States territory in 1848, the huge Oregon white oak (Quercus garryana) growing in today’s Oregon Garden in Silverton was already over 200 years old. The ‘Waldo Tree’ is a mountain hemlock (Tsuga mertensiana) growing at Island Lake near Klamath Falls. It was carved in the late 1800s by a group of dedicated conservationists who lobbied for... Read More
