Ginkgo wood quality assessment is a critical process that involves evaluating various attributes of the wood to determine its suitability for specific applications. The assessment typically includes examining the wood's color, grain pattern, hardness, and resistance to decay. High-quality ginkgo wood is characterized by a rich golden color, straight grain, and exceptional durability. According to the U.S. Forest Service, ginkgo wood has a Janka hardness rating of 2,200 pounds per square inch (psi), making it one of the hardest woods in the world. This high hardness, combined with its natural resistance to insects and decay, makes ginkgo wood highly desirable for furniture, flooring, and architectural applications. Additionally, the wood's unique grain pattern and aesthetic appeal contribute to its value in the market. Data from the Forest Products Laboratory at the U.S. Department of Agriculture indicate that ginkgo wood is also known for its excellent machinability and finish quality, further enhancing its appeal to woodworkers and designers.