SelecTree: Tree Detail

SHORE PINE
Pinus contorta subsp. bolanderi

Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi Pinus contorta subsp. bolanderi

Photo Locations: San Jacinto, CA, Rancho Santa Ana Botanic Gardens - Claremont, CA, Tilden Regional Parks Botanic Garden - Berkeley, CA, UC Berkeley Botanic Garden - Berkeley, CA, Finch Arboretum - Spokane, WA and Hoyt Arboretum - Portland, OR

General Notes

Best in coastal areas. A dwarf pine that gows natively in northern coastal California in nutrient-poor soils.  Good in small gardens.

Native to Western North America from California up to Canada.

A Pinus contorta subsp. bolanderi in Jughandle State Reserve is registered as a California Big Tree. It measures 76 feet high, with a trunk circumference of 58 inches and a crown spread of 18 feet.

Family: Pinaceae

Synonyms

Pinus contorta

Additional Common Names

BEACH PINE, SHORE PINE

Tree Characteristics

Erect or Spreading with a Low Canopy.

Conical Shape.

Has Evergreen foliage.

Height: 20 - 35 feet.

Width: 20 - 35 feet.

Growth Rate: 36 Inches per Year.

Longevity Greater than 150 years.

Leaves Needle, Dark Green, No Change, Evergreen.

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

Brown or Yellow Cone, Medium (0.50 - 1.50 inches), fruiting in Fall or Winter.

Bark Orange, Purple or Red Brown, Furrowed or Scaly.

Shading Capacity Rated as Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 4 - 9 and 14 - 24; A3.

USDA Hardiness Zones 6 - 8.

Exposure Full Sun to Partial Shade.

Moist Soil.

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 Texas Root Rot and Verticillium. Susceptible to Aphids, Beetle Borers, Mountain Pine Beetle, Red Turpentine Beetle and Leaf Miner, Oak Root Rot, Root Rot and Pitch Canker.

Health, Safety & Environmental Concerns

Branch Strength Rated as Strong.

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Biogenic Emissions considered Moderate.

Attracts Birds and Squirrels.

Not Deer Palatable.

Special Uses & Values

Container, Screen.

Bonsai.

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

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.