Washington (tree) Washington (tree) The Washington tree is a giant sequoia in the Giant Forest Grove in Tulare County, California, within Sequoia National Park. It is named after George Washington, first President of the United States. Until it partially collapsed in January 2005, the Washington tree was the second largest tree in the world (after the General Sherman tree). The tree was studied in 1999 by scientists from Humboldt State University and University of Washington. The tree was tall, with a basal diameter of . Its total volume was , including the main stem and the 46 largest branches . The scientists
Picea sitchensis Picea sitchensis Picea sitchensis, the Sitka spruce, is a large, coniferous, evergreen tree growing to almost 100 m (330 ft) tall, with a trunk diameter at breast height that can exceed 5 m (16 ft). It is by far the largest species of spruce and the fifth-largest conifer in the world (behind giant sequoia, coast redwood, kauri, and western redcedar); and the third-tallest conifer species (after coast redwood and coast Douglas fir). The Sitka spruce is one of the few species documented to reach 91 m (299 ft) in height. Its name is derived from the community of Sitka in