SelecTree: Tree Detail
RED LACELEAF JAPANESE MAPLE
Acer palmatum 'Ornatum'
Photo Locations: National Arboretum - Washington, DC
Utility friendly tree.
Branches don't droop and resist breakage.
Previously listed in the Aceraceae family.
Additional Common Names
RED LACELEAF JAPANESE MAPLE, ORNATUM JAPANESE MAPLE
Has Deciduous foliage.
Height: 10 - 20 feet.
Width: 10 - 15 feet.
Growth Rate: 12 to 24 Inches per Year.
Leaves Palmate, Green, Red or Orange, Deciduous.
Flowers Inconspicuous. Red. Flowers in Spring. Has separate male and female reproductive parts on the same tree (monoecious).
Red to Brown Samara, Medium (0.50 - 1.50 inches), fruiting in Summer.
Bark Green, Light Green, Light Gray or Red Brown, Furrowed or Smooth.
Shading Capacity Rated as Moderate to Moderately Dense in Leaf.
Shading Capacity Rated as out of Leaf.
Litter Issue is Dry Fruit and Leaves.
Tree Site Conditions & Constraints
Sunset Zones 2 - 10, 12 and 14 - 24.
USDA Hardiness Zones 6 - 8.
Exposure Partial Shade.
Well Drained Soil.
Clay, Loam or Sand Texture.
Acidic Soil pH.
Pests & Disease Information
Susceptible to Invasive Shot Hole Borer, Aphids, Scales and Borer, Armillaria and Chlorosis.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
Allergy Health Hazard.
Biogenic Emissions considered Moderate.
Fire Resistance is Favorable.
Not Deer Palatable.
Special Uses & Values
Cite this tree:
SelecTree. "Acer palmatum 'Ornatum' Tree Record." 1995-2021. Jan 21, 2021.
< https://selectree.calpoly.edu/tree-detail/acer-palmatum-ornatum >