The Louise Tanger Arboretum
Composed of two conjoined parcels of land, one of the Lancaster County Historical Society (230 N. President Avenue, Lancaster) and the other of President James Buchanan's home, Wheatland (1120 Marietta Avenue, Lancaster).
An accredited arboretum with more than 100 species. Highlights include: (1) a grove of mature cultivars of European Beeches (Fagus sylvatica); (2) a mature Dove Tree (Davidia involucrata); and (3) a dwarf conifer garden containing 60 specimens. Called "the second finest arboretum in Lancaster County" (after Masonic Homes) by Penn State Extension Service.
Other noteworthy Tanger trees listed individually on this website include: Katsura, American Elm, Black Walnut, Red Maple, Sugar Maple, Dawn Redwood, White Ash, and Serbian Spruce.