White Oak Facts

American white oaks are a foundational tree species. They hold a unique and vital place within forests due to their many ecological, economic and social contributions. Currently occupying more than 104 million acres of public and private forestland across much of the eastern and central United States, American white oak is mainly found in Alabama, Arkansas, Georgia, Illinois, Indiana, Iowa, Kentucky, Maryland, Michigan, Minnesota, Missouri, Pennsylvania, North Carolina, Ohio, Tennessee, Virginia, West Virginia and Wisconsin. 

75% of White Oaks Are Mature

Older white oak trees are not being replaced by younger white oak trees at a pace that will support long-term sustainability. White oak trees can grow taller than 100 feet and have an impressive lifespan, often living for more than 300 years. Their longevity allows them to support forest ecosystems and contribute to forest stability over extended periods.

The White Oak Challenge

Research shows that while the existing white oak stocks are sufficient for near-future demand, there are strong indications of long-term sustainability problems due to a lack of regeneration.

About 75% of all white oak trees across the eastern United States can be classified as “mature,” while populations of young white oak trees are limited. In other words, older white oak trees are not being replaced by younger white oak trees at a pace that will support long-term sustainability.

This lack of regeneration is due to a variety of factors including shifts in land management, ecological changes and climate change, all of which can cause crowding, invasive species issues and other problems.

If this pattern continues unchecked, we risk experiencing a significant decline in the many ecological and economic benefits provided by white oak trees over the coming decades.

Hope for the Future

While there are plenty of mature white oaks in our forests today, the regeneration issue must be addressed immediately as oaks take decades to grow to maturity. We have a limited window to be proactive, but it can be done. By working together, we can reverse the decline of American white oak and ensure a sustainable future for white oak-dominated forests for generations to come.

Partner with Us

The White Oak Initiative welcomes questions and engagement from dedicated individuals and organizations.