Now scientists need to develop a treatment. This could take several years, meaning the disease will continue to spread. Until a cure is found, the burden is on individual tree owners to ensure oaks remain as healthy as possible. Grassroots help is also growing. Marcia Magnuson of Bennett Valley is so concerned for the widespread oak trees in Annadel State Park, she is rallying neighbors to hire arborists to care for their oaks and writing a brochure explaining how to keep the trees healthy.
Oaks are vitally important to North Bay wildlife.
They are a vivid reminder of California's native landscape.