Syringa reticulata subsp. pekinensis capsules. The bark is a red-brown color. They grow well in moist, well-drained soil. They prefer full sun but will tolerate light shade. Syringa reticulata subsp. pekinensis Syringa reticulata subsp. pekinensis (formerly known as "Syringa pekinensis"), also known as the Pekin lilac or the Chinese tree lilac, grows in an open, multi-stemmed form to a height of , with a spread of . They are native to northern China but grow in USDA hardiness zones 3 through 7. It is grown as an ornamental tree in Europe and North America. Pekin lilacs have arching branches and ovate dark green leaves
Bartram's Garden facade between 1758–1770. The house still stands, as does his original garden (circa 1728) and greenhouse (1760). Three generations of the Bartram family continued the garden as the premier collection of North American plant species in the world. The current collection contains a wide variety of native and exotic species of herbaceous and woody plants. Most were listed in the Bartrams' 1783 broadside "Catalogue of American Trees, Shrubs and Herbacious Plants" and subsequent editions. The garden also contains three notable trees: Bartram's Garden is the oldest surviving botanic garden in the United States. John Bartram (1699–1777), the well-known early American