SelecTree: Tree Detail
JAPANESE WHITE BIRCH
Photo Locations: Washington Park Arboretum - Seattle, WA, Morton Arboretum - Lisle, IL, Hoyt Arboretum - Portland, OR and Arnold Arboretum - Boston, MA.
Poor tolerance of drought. Resistant to bronze birch borer.
Native to Japan.
Betula platyphylla var. japonica
Erect or Spreading with a High Canopy.
Columnar or Oval Shape.
Has Deciduous foliage.
Height: 40 - 50 feet.
Width: 20 - 25 feet.
Growth Rate: 36 Inches per Year.
Longevity 40 to 150 years.
Leaves Rhomboidal, Glossy Medium Green, Gold, Deciduous.
Flowers Inconspicuous. Flowers in Spring, Summer or Fall. Has separate male and female flowers on the same tree (monoecious).
Brown or Mostly Green Winged Nut in a Cone, Medium (0.50 - 1.50 inches), fruiting in Summer.
Bark Cream, Exfoliating or Smooth.
Shading Capacity Rated as Moderate in Leaf.
Shading Capacity Rated as Moderate out of Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 11 and 14 - 24.
USDA Hardiness Zones 4 - 7.
Exposure Full Sun to Partial Shade.
Wet to Moist Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Bronze Birch Borer and Verticillium. Susceptible to Aphids, Armillaria.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium Weak
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Desirable Wildlife Plant.
Special Uses & Values
Riparian or Screen.
Cite this tree:
SelecTree. "Betula platyphylla Tree Record." 1995-2018. Jun 25, 2018.
< https://selectree.calpoly.edu/tree-detail/betula-platyphylla >