King Arthur (tree) King Arthur (tree) The King Arthur Tree is a giant sequoia located in Garfield Grove, the grove is near the town of Three Rivers in California. The tree was once known as the California Tree, as shown in National Park Service promotional literature from 1917 (which describes the largest tree in Garfield Grove as the "California Tree"). The King Arthur is the ninth largest giant sequoia in the world. Its base of up to about 50 feet (15 m) rivals the General Sherman, the largest giant sequoia, for total mass. The Garfield Grove comprises 2,330 acres (9.4 km) in Sequoia
Grizzly Giant sequoias in Yosemite National Park, with several hundred mature examples of the tree. Two of its trees (the Washington tree and the Grizzly Giant) are among the largest giant sequoias in the world. The Mariposa Grove's Washington tree is not to be confused with the more famous Washington tree in the Giant Forest of Sequoia National Park, which partially collapsed in January 2005. Grizzly Giant The Grizzly Giant is a giant sequoia in Mariposa Grove, located in Yosemite National Park. The tree has been measured many times, most recently in 1990 by Wendell Flint. It has a volume of ,