SelecTree: Tree Detail

MONTEREY PINE
Pinus radiata

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Photo Locations: Tilden Regional Parks Botanical Garden - Berkeley, CA, Strybing Arboretum - San Francisco, CA, Santa Cruz, CA, Lotusland - Santa Barbara, CA, Cal Poly Campus - San Luis Obispo, CA and Santa Maria, CA

General Notes

Resistant to oak root fungus. Smog tolerant. Not well adapted to hot summer climates, as in the Central Valley of California. Monterey pine (Pinus radiata) and Bishop pine (P. muricata) are the tree species most commonly infected by Pitch Canker in California.

Native to Central Coast of California.

A Pinus radiata in Rohner Park is registered as a California Big Tree. It measures 160 feet high, with a trunk circumference of 221 inches and a crown spread of 87 feet.

Family: Pinaceae

Tree Characteristics

Erect or Spreading and requires ample growing space.

Conical, Rounded or Vase Shape.

Has Evergreen foliage.

Height: 80 - 100 feet.

Width: 25 - 35 feet.

Growth Rate: 36 or More Inches per Year.

Longevity 50 to 150 years.

Leaves Needle, Dark Green, No Change, Evergreen.

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

Brown Cone, Very Large (Over 3.00 inches), fruiting in Fall or Winter.

Bark Light Gray or Red Brown, Fissured.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 14 - 24.

USDA Hardiness Zones 7 - 10.

Exposure Full Sun to Partial Shade.

Moist to Dry Soil.

Loam or Sand Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Salinity Tolerance is Good Inland to 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, California Five Spined Engraver Beetle, IPS, Spruce Spider Mite and California Flathead Borerand Scales, Oak Root Rot, Leaf Blight, Phytophthora, Root Rot, Black Stain, Mistletoe, Western Gall Rust and Pitch Canker.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium Weak

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Biogenic Emissions considered Low.

Attracts Birds and Squirrels.

Not Deer Palatable.

Cite this tree:
SelecTree. "Pinus radiata Tree Record." 1995-2017. Nov 23, 2017.
< http://selectree.calpoly.edu/tree-detail/pinus-radiata >

SelecTree Nursery Connection Map
Cal Poly / ESRI