Mountain Top Arboretum

Founded in 1977, Mountain Top Arboretum is a charity based in Tannersville, United States working on nature & wildlife conservation, environment & climate, education.

Mountain Top Arboretum is a nonprofit public garden and public charity in the Catskill Mountains of New York, established as a public garden in 1977 on land founded by Peter and Bonnie Ahrens. It displays and manages native plant communities of the northeastern United States, curates collections of cold-hardy native and exotic trees, and stewards about 200 acres of meadows, wetlands, forest and watershed land. The Arboretum offers public programming, lectures and workshops that promote environmental stewardship and appreciation of the Catskills landscape, and it is governed by an elected Board of Directors with standing committees.