Holden Forests & Gardens is made up of two of Northeast Ohio’s most important environmental and cultural institutions — the H ... olden Arboretum and Cleveland Botanical Garden — whose mission is to advance and inspire a deeper understanding of plants to enhance life. The 12th largest public garden in the country, Holden Forests & Gardens has more than 22,000 member households and annual attendance of close to 400,000, for whom we strive to provide inspirational and educational visitor experiences. Holden Forests & Gardens is making a positive impact in the region through urban greening and forestry initiatives, environmental research, nature-based educational programs, and world-class visitor experiences at its two campuses. We envision a future in which vibrant green communities and diverse native forests of the Great Lakes region flourish and sustain life. read more