Walnut trees are any species of tree in the plant genus Juglans, the type genus of the family Juglandaceae, the seeds of which are referred to as walnuts.

About 99% of all commercially produced walnuts are grown in California. It is also grown in many areas of the United States as an ornamental tree. The genus name, Juglans, is derived from …

Juglans regia, commonly called English walnut or Persian walnut, is native to Asia and southeast Europe (Balkans). It is a deciduous tree that typically grows 40-60’ (less frequently to 100’) tall …

Dec 20, 2025 · walnut, (genus Juglans), genus of about 20 species of deciduous trees of the family Juglandaceae, native to North and South America, southern Europe, Asia, and the West …

Juglans was recognised as a genus by Linnaeus in his Species Plantarum of 1753. The name comes directly from the Latin word for a walnut or walnut tree, which is itself a contraction of …

Native to North and South America, southeaster Europe, Asia. Juglans: from the Latin Jovi glans, from jovis, of Jupiter, and glans, acorn or nut.

All you need to know about Juglans. How to care, characteristics, light, water, soil & fertilizer tips!

Nov 5, 2020 · Juglans regia Linnaeus, the walnut of commerce, is widely cultivated in California; it is easily distinguished from native species by its leaves with 5-11 broad, entire leaflets and …

Sep 21, 2025 · Explore the term 'Juglans,' covering its definition, etymology, botanical classification, and significance. Learn about the different species under this genus, their uses, …

Juglans regia, also known as the English or Persian Walnut, is a large, deciduous tree native to a wide area stretching from the Balkans to the Himalayas. It’s the most widely cultivated walnut …