Syringa Species, Japanese Tree Lilac

Syringareticulata

Family
Oleaceae (oh-lee-AY-see-ee)
Genus
Syringa (si-RING-gah)
Species
reticulata (reh-tick-yoo-LAY-tuh)
Synonym
Ligustrina reticulata
Ligustrina reticulatum
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Deciduous
Smooth
Height
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
Spacing
10-12 ft. (3-3.6 m)
Hardiness
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Danger
N/A
Bloom Color
White/Near White
Cream/Tan
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Shrubs
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
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 woody stem cuttings
By simple layering
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Iowa City, Iowa

Derby, Kansas

Louisville, Kentucky

Milton, Massachusetts

Roslindale, Massachusetts

Brainerd, Minnesota

Glenwood, Minnesota

Hopkins, Minnesota

Lincoln, Nebraska

Omaha, Nebraska

Wyckoff, New Jersey

Bellmore, New York

Mahopac, New York

Yorktown Heights, New York

Bucyrus, Ohio

Cincinnati, Ohio

Hulbert, Oklahoma

Schwenksville, Pennsylvania

Riverton, Utah

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Featured Videos

Gardener's Notes:

7
positives
1
neutral
0
negative
Sort By:
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C
Milton, MA (Zone 6a) | April 2016 | positive

We ignore this tree for 11 months a year, and in June the yard smells fabulous! I don't really care for the standard "lilac" smell, but t...Read More

W
W
Hulbert, OK (Zone 7a) | January 2015 | positive

Several years ago, we purchased two white tree lilacs that were incredibly root-bound, gangly, seven foot tall messes from a nursery that...Read More

T
Omaha, NE (Zone 5a) | June 2014 | positive

Planted my tree lilac about 12 years ago. It's been a wonderful tree. It took a few years before the blooms really took hold, and now t...Read More

C
ROSLINDALE, MA | March 2014 | positive

This is a small flowering tree and not a shrub. Mature trees can reach 30'. They make good street trees.

Flowering is abou...Read More

Z
Fort Lee, NJ | April 2013 | positive

I have had this tree for about 15 years, grown from a sapling. It has been beautiful for a most of those years, However, over the past ye...Read More

M
Hopkins, MN (Zone 4a) | May 2010 | positive

These trees are all over the place now in Minnesota, but when I planted mine about 15 years ago I had never seen one before. It is in th...Read More

D
D
Petersburg, VA (Zone 7a) | September 2008 | neutral

Obtained seeds a year ago, they took over 4 months to germinate, even after chill treatment. Do not know if it is worth planting out 2 in...Read More

J
J
Bucyrus, OH (Zone 6a) | June 2008 | positive

These are widely planted throughout Ohio. Their attractive form, as well as their fragrant, airy white/cream color blossoms are now grac...Read More

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