Syringa reticulata subsp. pekinensis 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 that are long. They have yellowish-white flowers that bloom in panicles up to long. The panicles change over to loose clusters of brown
Gothenburg Botanical Garden their wild habitats. The pretty Herb Garden, the lush beds of perennials and not least the Kitchen Garden with its crop rotation and typically Swedish syringa arbour are all interesting in their special ways. The Gothenburg Botanical Garden has been well to the fore with a new outlook on how to grow annual plants; the so-called summer blooming concept. As many as 16,000 plant species can be seen out-of-doors as well as 4,000 species in the greenhouses. Among them are Sweden’s finest collection of 1,500 orchids and the unique Toromiro Tree ("Sophora toromiro") from Easter Island. This tree has become