From California Natives Wiki
Species Name: Pinus attenuata
Common Name: Knobcone Pine
- Fast-growing pine. Excellent choice for local foothills. Smog tolerant. Prefers shallow, rocky, infertile soils especially serpentine.
- Plant Family: Pinaceae
- Plant Type: Tree
- Height by Width: 20-40' H x 20' W
- Growth Habit: Multiple, erect, crooked trunks
- Deciduous/Evergreen: Evergreen
- Growth Rate: Moderate to fast
- Sun Exposure: Full sun
- Soil Preference: Well-draining, rocky, acidic
- Water Requirements: Drought-tolerant to occasional
- Cold Hardy to: 0 degrees F
- Flower Season: Cones
- Flower Color: Cones
- Endangered?: Not listed
- Distribution: Northwest, Cascade Range, Sierra Nevada, Eastern San Francisco Bay, South Coast Ranges, San Bernardino Mtns, Peninsular Ranges, Modoc Plataeu, SW Oregon, Baja
- Natural Habitat: Chaparral, woodlands, closed cone pine forests below 5,700'
- Care and Maintenance
- Introduced into cultivation in California by Theodore Payne.
- From California Native Plants, Theodore Payne's 1941 catalog: "Small tree of rather broad compact growth when young. Rich bright green foliage; especially good for dry locations. Gallon cans, 50c; 5 gallon cans, $1.75."
- Other Names