SelecTree: Tree Detail
Photo Locations: Rancho Santa Ana Botanic Gardens - Claremont, CA, Los Angeles County Arboretum - Arcadia, CA, National Arboretum - Washington, DC, Hoyt Arboretum - Portland, OR and Mt Lassen National Park, CA
Bark has cinnamon scent. Pitch Canker note: Naturally infected trees have been observed only in planted stands, and not in native forests.
Has fragrant Bark.
Native to Western North America.
A Pinus ponderosa in Shasta Trinity National Forest is registered as a California Big Tree. It measures 232 feet high, with a trunk circumference of 313 inches and a crown spread of 70 feet.
Additional Common Names
PONDEROSA PINE, WESTERN YELLOW PINE
Erect or Spreading and requires ample growing space.
Has Evergreen foliage.
Height: 50 - 100 feet.
Width: 25 - 30 feet.
Growth Rate: 24 to 36 Inches per Year.
Longevity Greater than 150 years.
Leaves Needle, Dark Green, No Change, Evergreen.
Flowers Inconspicuous. Flowers in Spring. Has separate male and female flowers on the same tree (monoecious).
Brown Cone, Very Large (Over 3.00 inches), fruiting in Fall, Winter or Summer.
Bark Black, Orange or Red Brown, Furrowed or Scaly.
Shading Capacity Rated as Moderately Dense in Leaf.
Litter Issue is Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 1 - 10 and 14 - 21.
USDA Hardiness Zones 5 - 9.
Exposure Full Sun to Partial Shade.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Neutral Soil pH.
Seaside Tolerance is Not Suited.
Pests & Disease Information
Resistant to Texas Root Rot and Verticillium. Susceptible to Aphids, California Five Spined Engraver Beetle, IPS, Red Turpentine Beetle, Western Pine Beetle, Western Pine Shoot Borer and Beetle Borers, Pitch Canker, Red Ring Rot, Pitted Sap Rot, Oak Root Rot, Mistletoe, Western Gall Rust, Mountain Pine Beetle and Black Stain.
Health, Safety & Environmental Concerns
Branch Strength Rated as Strong.
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Biogenic Emissions considered Moderate.
Desirable Wildlife Plant.
Attracts Birds and Squirrels.
Not Deer Palatable.
Cite this tree:
SelecTree. "Pinus ponderosa Tree Record." 1995-2018. Feb 23, 2018.
< http://selectree.calpoly.edu/tree-detail/pinus-ponderosa >