Pinus coulteri
Coulter Pine
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Coulter Pine (Pinus coulteri) - Description
The Coulter pine or big-cone pine, Pinus coulteri, is a native of the coastal mountains of Southern California and northern Baja California (Mexico). Isolated groves are found as far north as the San Francisco Bay Area in Mt. Diablo State Park and Black Diamond Mines Regional Preserve. The species is named after Thomas Coulter, an Irish botanist and physician.
Coulter Pine (Pinus coulteri) - Blooming
The leaves persist for about 2-4 years and longer for some species. The buds produced in winter are often resinouse. Pinus is monoecious. The female cones are brown and take 2-3 years to ripen. Male cones are found at the base of the plant.
Coulter Pine (Pinus coulteri) - Growth
Evergreen, coniferous trees and shrubs. Pines grow best in full sun. Some species are slow growing and work well in a rock garden or as part of a border. Pines make good windbreaks and are suitable specimen trees.
Coulter Pine (Pinus coulteri) - Planting
Sow seeds in containers in a cold frame in spring.
Coulter Pine (Pinus coulteri) - Pest
Mealybugs, sawfly, scale insects, caterpillars, miners, and borers. Other issues include butt rot, tar spot, cone rust, pitch canker, blister rust, blights, and brown cubical rot.
Coulter Pine (Pinus coulteri) - Interesting facts
The leaves of P. aristata persist for up to 20 years.
Coulter Pine (Pinus coulteri) - Soil and irrigation
Grows in any soil as long as it is well-draining.
