Syringa × laciniata or cut deeply into three to nine lobes or leaflets. The flowers are pale lilac, produced in loose panicles up to 7 cm long in mid spring. It is hardy to USDA plant hardiness zone 5. Syringa × laciniata Syringa × laciniata, the cut-leaf lilac or cutleaf lilac, is a hybrid lilac of unknown, though old origin. It is thought to be a hybrid between "Syringa vulgaris" from southeastern Europe and "Syringa protolaciniata" from western China. Although often cited as being from China, it more likely arose somewhere in southwestern Asia, where it was first scientifically described from cultivated plants
Gracillaria albicapitata Gracillaria albicapitata Gracillaria albicapitata is a moth of the Gracillariidae family. It is known from the islands of Hokkaidō and Honshū in Japan and the Russian Far East. The wingspan is 9.8-12.5 mm. The larvae feed on "Fraxinus lanuginosa", "Fraxinus mandshurica", "Syringa amurensis", "Syringa reticulata" and "Syringa vulgaris". They mine the leaves of their host plant. Young larvae mine directly into the middle layer of the parenchymal tissue of the leaf or leaflet. The mine made by the larvae of the first three instars is irregularly large blotchy or wide linear, and inter-parenchymal, with a few weak wrinkles on both