SelecTree: Tree Detail
Photo Locations: Cuesta College - San Luis Obispo, CA, San Luis Obispo, CA, Huntington Botanical Gardens - San Marino, CA
Flowers and fruit are rarely produced. Good as a hedge or large screen, or can be trained as a tree.
Native to China.
Additional Common Names
SHINY XYLOSMA, Xylosma
Compact and Erect or Spreading with a Low Canopy.
Rounded, Umbrella or Vase Shape.
Has Evergreen foliage.
Height: 8 - 12 feet.
Width: 8 - 12 feet.
Growth Rate: 24 Inches per Year.
Longevity 50 to 150 years.
Leaves Ovate, Glossy Medium Green or Yellow, No Change, Evergreen.
Flowers Inconspicuous. . Has perfect flowers (male and female parts in each flower).
Few, Black Berry, Small (0.25 - 0.50 inches).
Bark Dark Brown, Dark Gray or Light Green, Furrowed, Scaly or Smooth.
Shading Capacity Rated as Dense in Leaf.
Tree Site Conditions & Constraints
Sunset Zones 8 - 24.
Exposure Full Sun to Partial Shade.
Clay, Loam or Sand Texture.
Slightly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good to Medium in Mild Zone.
Pests & Disease Information
Susceptible to Invasive Shot Hole Borer, Giant Whitefly, Scales and Spider Mites, Chlorosis.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
None Known Health Hazard.
Biogenic Emissions considered Moderate.
Fire Resistance is Favorable.
Special Uses & Values
Espalier, Hedged or Topiary.
Cite this tree:
SelecTree. "Xylosma congesta Tree Record." 1995-2019. Jan 22, 2019.
< https://selectree.calpoly.edu/tree-detail/xylosma-congesta >
SelecTree Nursery Connection Map
Cal Poly / ESRI