SelecTree: Tree Detail
Photo Locations: Cal Poly State University - San Luis Obispo, CA, UC Davis Arboretum - Davis, CA, Quail Botanical Gardens - Encinitas, CA, Strybing Arboretum - San Francisco, CA and Santa Barbara Botanic Garden - Santa Barbara, CA
Resistant to oak root fungus. Pitch Canker note: Naturally infected trees have been observed only in planted stands, and not in native forests.
Native to California and coastal sage ecoregions in the United States.
A Pinus torreyana in Carpinteria is registered as a California Big Tree. It measures 113 feet high, with a trunk circumference of 271 inches and a crown spread of 140 feet.
Erect or Spreading and requires ample growing space.
Conical or Vase Shape.
Has Evergreen foliage.
Height: 40 - 50 feet.
Width: 20 - 25 feet.
Growth Rate: 36 Inches per Year.
Longevity Greater than 150 years.
Leaves Needle, Gray Green or Dark Green, No Change, Evergreen.
Flowers Inconspicuous. Yellow.. Has separate male and female flowers on the same tree (monoecious).
Brown Cone, Very Large (Over 3.00 inches), fruiting in Winter.
Bark Dark Brown or Purple, Fissured.
Shading Capacity Rated as Moderate in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 8, 9 and 14 - 24.
USDA Hardiness Zones 8 - 10.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Slightly Alkaline Soil pH.
Salinity Tolerance is Moderate on Coast.
Seaside Tolerance is Good in Moderate Zone.
Pests & Disease Information
Resistant to Oak Root Fungus, Texas Root Rot and Verticillium. Susceptible to Aphids, Beetle Borers and Spider Mites, Pitch Canker.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Biogenic Emissions considered Moderate.
Attracts Birds and Squirrels.
Not Deer Palatable.
Cite this tree:
SelecTree. "Pinus torreyana Tree Record." 1995-2017. Nov 21, 2017.
< http://selectree.calpoly.edu/tree-detail/pinus-torreyana >
SelecTree Nursery Connection Map
Cal Poly / ESRI