SelecTree: Tree Detail
SLENDER SILHOUETTE SWEETGUM
Liquidambar styraciflua 'Slender Silhouette'
Photo Locations: Morton Arboretum - Lisle, IL and Hoyt Arboretum - Portland, OR
Resistant to oak root fungus. Columnar form perfect for tight elegant spaces.
Native to Eastern United States.
Additional Common Names
SLENDER SILHOUETTE SWEETGUM, COLUMNAR SWEETGUM, COLUMNAR LIQUIDAMBAR
Compact and Erect with a Low Canopy.
Has Deciduous foliage.
Height: 40 - 60 feet.
Width: 5 - 8 feet.
Growth Rate: 24 to 36 Inches per Year.
Longevity Greater than 150 years.
Leaves Lobed and Palmate, Dark Green, Gold or Orange, Deciduous.
Flowers Inconspicuous. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).
Prolific, Brown, Beige or Mostly Green Capsule with Winged Seeds, Large (1.50 - 3.00 inches), fruiting in Fall Wildlife use it.
Bark Light Green or Light Gray, Fissured.
Shading Capacity Rated as Dense in Leaf.
Shading Capacity Rated as Moderate out of Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 3 - 9 and 14 - 24.
USDA Hardiness Zones 5 - 10.
Exposure Full Sun to Partial Shade.
Wet to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Slightly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Verticillium. Susceptible to Invasive Shot Hole Borer, Aphids, Caterpillars, Scales and Spider Mites, Armillaria, Anthracnose, Chlorosis and Sooty Mold.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as High.
None Known Health Hazard.
Biogenic Emissions considered High.
Fire Resistance is Favorable.
Desirable Wildlife Plant.
Not Deer Palatable.
Wildlife use Fruit.
Special Uses & Values
Cite this tree:
SelecTree. "Liquidambar styraciflua 'Slender Silhouette' Tree Record." 1995-2019. Jun 26, 2019.
< https://selectree.calpoly.edu/tree-detail/liquidambar-styraciflua-slender-silhouette >