YELLOWSTONE ARBORETUM
" Stewards of the Natural Environment "
Billings, Montana @ ZooMontana
Japanese Lilac Tree
Catalogue A# 2000-113 SG3
GPS 45D 43' 56" N / 108D 37' 16" W
Syringa reticulata 'Ivory Silk'
Family: Oleaceae
Origin: Japan
Common name: Ivory Silk Japanese Lilac Tree
Location: Sensory Garden-South Hill (Lilac Alley)
Number in accession: 1
Note: Sign definition in photo is generic
Memorial tree to Margaret Neibauer by Joanne Marble
This 13 inch Japanese tree lilac provides overall benefits of: $48 every year.
Tree or Plant Type: Tree
Foliage: Deciduous (seasonally loses leaves)
Native Locale: Non-native
Landscape Uses: Parkway/street, Patio/sidewalk, Shade tree, Specimen
Size Range: Medium tree (25-40 feet), Small tree (15-25 feet)
Mature Height: 20-30 feet
Mature Width: 15-25 feet
Light Exposure: Full sun (6 hrs direct light daily)
Hardiness Zones: Zone 3, Zone 4, Zone 5 , Zone 6, Zone 7
Soil Preference: Moist, well-drained soil
Acid Soils: Tolerant
Alkaline Soils: Tolerant
Salt Spray: Tolerant
Soil Salt: Tolerant
Drought Conditions: Intolerant
Poor Drainage: Intolerant
Ornamental Interest: Spring blossoms, Fragrant flowers, Showy fruit, Showy flowers, Attractive bark
Season of Interest: Late spring, Early summer
Flower Color & Fragrance: Fragrant, White
Shape or Form: Oval, Pyramidal, Round
Growth Rate: Moderate
Transplants Well: Yes
Wildlife: Butterflies, Hummingbirds, Insect pollinators
CRITIQUE
Japanese tree lilac is larger than the shrub lilacs and it blooms a little later. It produces large clusters of small creamy-white, fragrant flowers.