American Walnut vs Japanese walnut

Juglans nigra compared with Juglans ailantifolia

Taxonomic Classification

Rank	American Walnut	Japanese walnut
Kingdom same	Plantae (Plants)	Plantae (Plants)
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 nigra	Juglans ailantifolia

Evolutionary Relationship

American Walnut and Japanese walnut share a common ancestor at the Genus level: Juglans.

Conservation Status

American Walnut

NE — Not Evaluated

Japanese walnut

NE — Not Evaluated

Physical Characteristics

Attribute	American Walnut	Japanese walnut
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Walnut

Habitat

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

Range

Widely distributed across Asia (Armenia), Europe (19 countries), North America (Canada, Mexico, United States), and South America (Brazil).

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).

American Walnut

The American Walnut (Juglans nigra) is a species in the genus Juglans. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇮🇪 Ireland 🇸🇪 Sweden 🇺🇸 United States