Japanese Tree Lilac
Giant Tree Lilac
Syringa reticulata subsp. reticulata
Native to (or naturalized in) Oregon:
- Deciduous shrub or small tree, stiff spreading branches, 20-30 ft (6-9 m) high; bark smooth with prominent horizontal lenticels. Leaves simple, opposite, broad-ovate to ovate, 5-15 cm long, about half as wide, dark green above and grayish green and reticulate below. Flowers white, in large clusters, showy; fragrance similar to that of privet flowers. Fruit (capsule) warty, dry, oblong or ovoid, 2 cm long, green then yellow.
- Sun. More or less trouble free.
- Hardy to USDA Zone 3 Native to Japan
Common cultivars include:
- ‘Chantilly Lace’ - has cream-yellow variegated leaves
- ‘Ivory Silk’ - compact, oval growth habit
- ‘Summer Snow’ - compact, large flower clusters
- Syringa reticulata subsp. amurensis: petiole stoutish, 1-2 cm; capsule blunt at apex
- Syringa reticulata subsp. pekinensis: petiole slender, 1.5-3 cm; capsule acute to acuminate at apex
- However, the Integrated Taxonomic Information System (ITIS) lists Syringa pekinensis and Syringa reticulata as distinct species.
- reticulata: netted-veined, a reference to leaf veins
- Corvallis: northeast corner Central Park
- Oregon State Univ. campus: east side of McAlexander Fieldhouse.