Guinevere Lilac
Syringa x josiflexa 'Royalty'

Family: Oleaceae (oh-lee-AY-see-ee) (Info)
Genus: Syringa (si-RING-gah) (Info)
Species: x josiflexa (jo-see-FLEKS-uh) (Info)
Cultivar: Royalty

Category:

Shrubs

Height:

8-10 ft. (2.4-3 m)

Spacing:

12-15 ft. (3.6-4.7 m)

Hardiness:

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

Unknown - Tell us

Bloom Color:

Pale Pink

Pink

Bloom Time:

Late Spring/Early Summer

Mid Summer

Foliage:

Deciduous

Smooth-Textured

Other details:

This plant is attractive to bees, butterflies and/or birds

Flowers are fragrant

Average Water Needs; Water regularly; do not overwater

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

From semi-hardwood cuttings

From hardwood cuttings

From hardwood heel cuttings

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Howell, Michigan

Kingston, New Hampshire

Allentown, Pennsylvania

Menasha, Wisconsin

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Dec 12, 2005, bigcityal from Menasha, WI (Zone 5a) wrote:

Tougher lilac. No disease or insect problems. Leaves are larger and rougher than most lilacs. Moderately fast growing. Less flowers, but large.