SelecTree: Tree Detail
Photo Locations: Regional Parks Botanic Garden, Tilden Regional Park - Berkeley, CA, Hoyt Arboretum - Portland, OR, Mt Lassen National Park and National Arboretum - Washington, DC
Best in high elevationlocations. Resistant to white pine blister rust.
Native to California.
A Pinus albicaulis in Humboldt-Toiyabe National Forest, Bridgeport, CA. is registered as a California Big Tree. It measures 54 feet high, with a trunk circumference of 235 inches and a crown spread of 37 feet.
Spreading with a Low Canopy.
Oval or Vase Shape.
Has Evergreen foliage.
Height: 20 - 40 feet.
Width: 10 - 20 feet.
Growth Rate: 12 Inches per Year.
Longevity Greater than 150 years.
Leaves Needle, Dark Green, No Change, Evergreen.
Flowers Inconspicuous. Flowers in Summer. Has separate male and female flowers on the same tree (monoecious).
Purple Cone, Large (1.50 - 3.00 inches), fruiting in Fall or Winter.
Bark Cream, Light Green or Light Gray, Furrowed or Scaly.
Shading Capacity Rated as Moderately Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 7 and 15 - 17; A2, A3.
Exposure Full Sun.
Moist to Dry Soil.
Loam or Sand Texture.
Highly Acidic to Neutral Soil pH.
Seaside Tolerance is Not Suited.
Pests & Disease Information
Resistant to Verticillium. Susceptible to Aphids, Armillaria, Rust and White Pine Blister Rust.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
Allergy Health Hazard.
Biogenic Emissions considered Moderate.
Attracts Birds and Squirrels.
Not Deer Palatable.
Special Uses & Values
Cite this tree:
SelecTree. "Pinus albicaulis Tree Record." 1995-2018. May 22, 2018.
< https://selectree.calpoly.edu/tree-detail/pinus-albicaulis >