SelecTree: Tree Detail

CALIFORNIA NUTMEG
Torreya californica

Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica Torreya californica

Photo Locations: Hoyt Arboretum - Portland, OR, Swanton Pacific Ranch - Davenport, CA, Regional Parks Botanic Garden, Tilden Regional Park - Berkeley, CA and Strybing Arboretum - San Francisco, CA

General Notes

The tree's sharp foliage can be hazardous. Used as a barrier plant.

Has thorns.

Native to California.

Trees may be referred to as male or female.

A Torreya californica in Big Basin State Park is registered as a California Big Tree. It measures 105 feet high, with a trunk circumference of 133 inches and a crown spread of 60 feet.

Family: Taxaceae

Tree Characteristics

Erect or Spreading with a Low Canopy.

Conical Shape.

Has Evergreen foliage.

Height: 30 - 60 feet.

Width: 15 - 30 feet.

Growth Rate: 12 Inches per Year.

Longevity Greater than 150 years.

Leaves Linear, Glossy Dark Green, No Change, Evergreen.

Flowers Inconspicuous. . Has either male or female flowers (dioecious). Trees may be sold as male or female.

Purple or Mostly Green Drupe, Medium (0.50 - 1.50 inches), fruiting in Fall.

Bark Light Green, Light Gray or Orange, Smooth.

Shading Capacity Rated as Moderate to Dense in Leaf.

Litter Issue is Dry Fruit.

Tree Site Conditions & Constraints

Sunset Zones 4 - 9 and 14 - 24.

USDA Hardiness Zones 7 - 10.

Exposure Partial Shade to Full Shade.

Moist to Dry Soil.

Loam Texture.

Highly Acidic to Slightly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium Weak

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Special Uses & Values

Screen.

Cite this tree:
SelecTree. "Torreya californica Tree Record." 1995-2019. Mar 19, 2019.
< https://selectree.calpoly.edu/tree-detail/torreya-californica >

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.