Japanese walnut vs Northern California Black Walnut

Juglans ailantifolia compared with Juglans californica

Key Differences

• Japanese walnut is Not Evaluated while Northern California Black Walnut is Near Threatened.

Taxonomic Classification

Rank	Japanese walnut	Northern California Black Walnut
Kingdom same	Plantae (plantas)	Plantae (plantas)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order same	Fagales (Beeches & Oaks)	Fagales (Beeches & Oaks)
Family same	Juglandaceae	Juglandaceae
Genus same	Juglans	Juglans
Species	Juglans ailantifolia	Juglans californica

Evolutionary Relationship

Japanese walnut and Northern California Black Walnut share a common ancestor at the Genus level: Juglans.

Conservation Status

Japanese walnut

NE — Not Evaluated

Northern California Black Walnut

NT — Near Threatened

Physical Characteristics

Attribute	Japanese walnut	Northern California Black Walnut
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese walnut

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Georgia), Europe (5 countries), North America (United States), and Oceania and the Pacific (New Zealand).

Northern California Black Walnut

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.