Japanese Tree Lilac (Syringa reticulata)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers

Tree

Japanese Tree Lilac
Syringa reticulata

Japanese Tree Lilac in flower
Japanese Tree Lilac in flower
 
Features
Large clusters of creamy white flowers in early summer; bark similar to that of cherry trees (shiny with long horizontal lines). 
 
Culture
Full sun; moist, well drained, slightly acid soil. 
 
Cultivars
  • 'Ivory Silk'- flowers heavily and at a young age.
  • 'Summer Snow'- rounded habit and heavy flowering.
 
 
Mature Height
15-25 Feet
 
Size
Small
 
 
Mature Form
Oval to rounded 
 
Native To:
Asia 
 
USDA Hardiness Zone
3 - 7 
 
Soil Conditions
Moist, Well-Drained
 
 
Tolerance
Wind
 
 
Exposure/Light Requirements
Full Sun
 
 
Uses
Massing
Patio
Specimen
Street
 
 
Foliage Color
Green
 
 
Fall Foliage Color
Green
 
 
Pests and Problems

Bacterial Disease

Environmental Damage

Fungal Disease

Phytoplasma Disease


Additional pests and problems that may affect this plant:

Borers and scale insects can attack, but this species is less troubled by them than other lilacs.
 
Additional Notes
Flowers are fragrant, but the fragrance can be considered musky or unpleasant.

 

 
Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic