Preston Lilac
Syringa prestoniae
Oleaceae · broadleaf deciduous shrub · introduced
Last updated
Plant Profile
Size & Form
Height
8–12 ft
Site Requirements
Light
Full Sun
Hardiness
Zones 2a–8b
Watch for this season
Powdery MildewHigh
Active Conidial Spread
Oystershell scaleHigh
Crawler Emergence
Root weevilModerate
Adult Emergence & Foliar Feeding
Diseases: Regionally Documented (7)
Multiple obligate biotrophic fungi (Erysiphales: Erysipha... Powdery Mildew Pseudomonas syringae pv. syringae Bacterial Blight Gray Mold Symptom category — not a single disease Leaf Spot Lilac ring mottle virus Lilac Ring Mottle Phytophthora Canker and Shoot Blight Symptom category — not a single disease Root Rot
Pests: Regionally Documented (4)
Cultivars (1)
'James Macfarlane'
Common name: James Macfarlane Lilac; Mature height: 8–10 ft
Hardy to USDA Zone 3
Data Maturity Structured Multiple sources. Expert review underway.