← Bedfellow

Southern California Walnut

Juglans californica

Southern California walnut is a small, often multi-trunked walnut of southern California foothills and washes, anchoring a rare walnut-woodland habitat. Drought-deciduous and valuable for wildlife mast.

Family
Juglandaceae
Type
tree
Lifespan
perennial
Height
15–30 ft
Spacing
20–40 ft apart
Light
sun
Soil moisture
dry, moist
Soil pH
neutral
Bloom
March, April
Bloom colors
yellow, green
Wildlife value
songbirds, larval host, mammals
Caterpillar hosts
~129 butterfly & moth species
Landscape uses
specimen, hedge or screen
Native states
CA