Botanical Name: Syringa vulgaris
Common Name: Common lilac, Eastern lilac
Type of Plant: dicot: shrub
Character deciduous
 
Habit of Growth:
Overall Shape vigorous growing, upright, with open branch structure in youth - becoming more full and rounded with age; many cultivars available
Height 5'-10' (20')
Spread equal
Growth Rate moderate-rapid
 
Environment:
Exposure outdoors prefers full sun but can tolerate considerable shade; best in areas with strong climate changes
Soil thrives in alkaline soils; add lime if soil strongly acidic
Hardiness hardy (zones 1-12, 14-16, 18-23); requires cold for best flowering
 
Morphology:
Leaves pinnate, opposite, broadly ovate with somewhat undulating margins; 2"-4" long, medium green, not shiny; 2-ranked on stem
Flowers many colors, from white-pink-lavender-blue; in dense terminal raceme-like clusters to 8"-10" long; very fragrant; April-June
Fruit tiny drupe
 
Propagation:
hardwood cuttings
 
Usage:
widely used as large-scale fillers or background shrubs in temperate-climate theme gardens for their durability, profuse flower display in Spring, and distinctive fragrance; good also for screening or informal back-ground hedges
 
Landscape Care:
Watering prefers regular; can tolerate considerable drought after established
Fertilizing apply a balanced fertilizer twice annually; avoid high nitrogen
Pruning develop overall shape desired during first 2-4 years; selectively thin out oldest wood in subsequent years
Pests/Diseases relatively free - leaf spot, powdery mildew, scale and stem borer
Special Conditions/Other may not produce heavy bloom in mild-winter areas
 
Origin: Southeast Europe
Family: Oleaceae

Notes:
 
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