Japanese tree lilac

Common Name: 
Japanese tree lilac
Scientific Name Genus: 
Family Name: 
Identification Notes
Prefers a slightly acidic, well-drained soil. Can tolerate some shade but best flowering in full sun. Prune after flowering. Tolerate of urban conditions but needs good air circulation.
Native Habitat
Native to northern China and Japan. Hardy zones 3 to 7.
Growth Habit
Can be grown as a small tree or large shrub, more commonly sold as a small tree in trade. Tree form grows to 30' tall by 20' wide with a rounded to oval crown.
Leaves are ovate with a pointed tip. Dark green, growing up to 6" long. Fall color is not ornamental.
Syringa reticulata leaves
Bark and Stems
Younger bark is shiny brown turning gray-brown with age. Horizontal lenticels.
Syringa reticulata bark
Large upright flower panicles (up to 10") of off-white flowers. Fragrant. Late spring to early summer.
Syringa reticulata flower
Brown capsules in large panicles.
Bloom Time
Late spring to early summer
Common Problems
No serious insect of disease problems. Does not have the problems of other lilac.Can be susceptible to blights, leaf spots, wilt, and ring spot virus. Caterpillars can cause damage.
Varieties or Cultivars
'Ivory Silk' - Blooms heavily as a young plant. Common in commerce.
Landscape Uses
Best used as a specimen tree.
Syringa reticulata in landscape