SelecTree: Tree Detail

CALIFORNIA SYCAMORE
Platanus racemosa

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Photo Locations: Tilden Regional Parks Botanical Garden - Berkeley, CA, Rancho Santa Ana Botanic Gardens - Claremont, CA, Los Angeles County Arboretum - Arcadia, CA and Strybing Arboretum - San Francisco, CA

General Notes

A California native riparian tree; tolerates extreme heat and wind.

Native to California.

A Platanus racemosa in Oakdale is registered as a California Big Tree. It measures 106 feet high, with a trunk circumference of 355 inches and a crown spread of 136 feet.

Family: Platanaceae

Tree Characteristics

Erect or Spreading and requires ample growing space.

Oval, Rounded or Umbrella Shape.

Has Deciduous foliage.

Height: 30 - 80 feet.

Width: 20 - 50 feet.

Growth Rate: 36 Inches per Year.

Longevity Greater than 150 years.

Leaves Palmate, Light Green, Bronze, Deciduous.

Flowers Inconspicuous. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).

Prolific, Brown or Mostly Green Achene, Medium (0.50 - 1.50 inches), fruiting in Summer or Fall.

Bark Striking, Cream or Light Green, Exfoliating, Furrowed or Smooth.

Shading Capacity Rated as Dense in Leaf.

Shading Capacity Rated as Moderate out of Leaf.

Litter Issue is Dry Fruit, Leaves, Twigs and Bark.

Tree Site Conditions & Constraints

Sunset Zones 4 - 24.

USDA Hardiness Zones 7 - 10.

Exposure Full Sun to Partial Shade.

Moist to Dry Soil.

Clay, Loam or Sand Texture.

Highly Acidic to Highly Alkaline Soil pH.

Salinity Tolerance is Good Inland.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Leaf Miner, Scales and Spider Mites, Anthracnose, Oak Root Rot, Phytophthora, Mistletoe, Apignomonia venata and Root Rot.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Biogenic Emissions considered High.

Fire Resistance is Favorable.

Desirable Wildlife Plant.

Attracts Birds.

Special Uses & Values

Riparian.

Cite this tree:
SelecTree. "Platanus racemosa Tree Record." 1995-2017. Nov 21, 2017.
< http://selectree.calpoly.edu/tree-detail/platanus-racemosa >

SelecTree Nursery Connection Map
Cal Poly / ESRI