SelecTree: Tree Detail

SINGLELEAF PINYON PINE
Pinus monophylla

Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla Pinus monophylla

Photo Locations: Lockwood Valley, CA, Tilden Regional Parks Botanical Garden - Berkeley, CA, Rancho Santa Ana Botanic Garden - Claremont, CA, Santa Barbara Botanic Garden - Santa Barbara, CA and Arnold Arboretum - Boston, MA

General Notes

Utility Friendly Tree Utility friendly tree.

Drought resistant. A source of edible pine nuts.

Native to Southwestern United States and Northwestern Mexico.

A Pinus monophylla in Inyo County is registered as a California Big Tree. It measures 45 feet high, with a trunk circumference of 164 inches and a crown spread of 40 feet.

Family: Pinaceae

Tree Characteristics

Erect or Spreading with a Low Canopy.

Conical or Rounded Shape.

Has Evergreen foliage.

Height: 15 - 30 feet.

Width: 20 feet.

Growth Rate: 12 Inches per Year.

Longevity Greater than 150 years.

Leaves Needle, Gray Green, No Change, Evergreen.

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

Brown Cone, Large (1.50 - 3.00 inches), fruiting in Summer or Fall Edible.

Bark Red Brown, Fissured.

Shading Capacity Rated as Moderately Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 2 - 12 and 14 - 21.

USDA Hardiness Zones 6 - 8.

Exposure Full Sun to Partial Shade.

Moist to Dry Soil.

Drought tolerant.

Clay, Loam or Sand Texture.

Highly Acidic to Highly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Texas Root Rot and Verticillium. Susceptible to Aphids, Oak Root Rot and Root Rot.

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

Screen.

Bonsai or Hedged.

Cite this tree:
SelecTree. "Pinus monophylla Tree Record." 1995-2017. Oct 20, 2017.
< http://selectree.calpoly.edu/tree-detail/pinus-monophylla >

This tree is not part of the SelecTree Nursery Connection. If you would like to see this tree listed, or know of a nursery that sells it, please contact us at ufei@calpoly.edu.