A 501(c)(3) botanical garden located in Devon, PA. The Arboretum is comprised of 48 acres of native gardens and woodland, with 1.2 miles of trails throughout. Admission is always free, and the Arboretum is open every day of the year. In addition to rich botanical treasures, Jenkins also offers dozens of programs for people of all ages on topics related to horticulture, wellness, art, and climate resiliency. In the growing season we sell plants native to our region, the majority of which are propagated on site.