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Syringa Sp

Common Lilac

Plant Family:

Oleaceae

Med - Lg Shrub (usually >3' and never < 1.5')

Flower:

Purple

Blooms :

May

to:

May

Tubular, 4-lobed, lilac to purple flowers (each to 1/3? long) which bloom in large conical to narrow-pyramidal panicles (to 6-8? long).

Botanical Description

Fragrant?

Yes

Foliage:

Green

Deciduous

The leaves are simple, ovate to broadly ovate, and five to twelve centimeters long.

Oregon Native?

No

West State Native?

No

Common lilac is native of Europe, introduced and naturalized in the United States.

Site Selection

Minimum USDA Hardiness Zone:

3

Water Needs:

L

Sun Needs:

Partial Sun

Deer Resistant?

Yes

Firewise?

Yes

Height:

8-12'

Spread:

6-12'

Growth Rate:

Medium

Native Habitat:

Soil:

Prefers moist, fertile, organically rich, slightly acidic to slightly alkaline soils with good drainage. Avoid soggy soils.

Care Recommendations

Maintenance Level:

Low

Fertilizer:

Mulch:

Long Term:

Propagate by cuttings in spring.

Winter:

Spring:

Prune as needed immediately after flowering. To the extent practicable, promptly remove faded flower panicles before seed set. It is of vital importance to do this. Allowing the flower heads to go to seed greatly weaken the plant. These shrubs are not p

Summer:

Promptly remove root suckers, particularly on grafted plants, to maintain plant appearance and prevent unwanted colonial spread.

Fall:

Common Problems

Suckering, Powdery mildew frequently attacks in summer. It can seriously affect the appearance of the foliage (unsightly whitish-gray patches begin to develop on the leaves in summer), but generally does little permanent damage to the shrub.

Diseases:

Insects:

Also called:

COMGA

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