By Greg Farrar Alan Haywood, Issaquah city arborist, holds a tape measure around the Ruth Kees Big Tree, a Douglas fir on a hiking trail near Lake Tradition. The 2006 Heritage Tree, between 200 and 400 years old, is 26 feet in circumference, equivalent to 8 feet, 4 inches through the trunk in diameter.

By Greg Farrar Alan Haywood, Issaquah city arborist, holds a tape measure around the Ruth Kees Big Tree, a Douglas fir on a hiking trail near Lake Tradition. The 2006 Heritage Tree, between 200 and 400 years old, is 26 feet in circumference, equivalent to 8 feet, 4 inches through the trunk in diameter.