Walnut - Wikipedia
The three species of walnuts most commonly grown for their seeds are the Persian (or English) walnut (J. regia), originating from Iran, the black walnut (J. nigra) – native to eastern North …
Black Walnut Trees: Facts, Juglone Effects, and How to ...
Sep 3, 2025 · The black walnut tree (Juglans nigra) is one of North America’s most valuable and beautiful native trees, but it does have a “dark side.” Here’s what you should know before …
Walnut Trees Identification Guide (With Pictures): Leaves ...
Jul 19, 2023 · Walnut trees are large deciduous trees with a rounded canopy of green, lush foliage. Most walnut trees have dark, ridged bark, pinnate feather-like leaves, and globular …
Walnut | Tree, Nut, Species, Uses, & Facts | Britannica
Nov 5, 2025 · Walnut, genus of about 20 species of deciduous trees of the family Juglandaceae, native to North and South America, southern Europe, Asia, and the West Indies. Several …
11 Species of Walnut Trees for North American Landscapes
Oct 7, 2024 · Walnut trees can provide beauty and edible nuts, but they may be harmful to surrounding plants. Here's everything to know about 11 common walnut tree species.
19 Types of Walnut Trees (Pictures and Leaves Identification)
Sep 29, 2024 · In this article, we will explore 19 types of walnut trees, complete with pictures and identification tips to help you distinguish between the different varieties.
17 Most Common Walnut Tree Types (with Pictures to Identify)
Each type of walnut tree has distinctive features, such as the size and shape of its leaves, bark, and fruits. To make identification easier, this article will provide pictures and handy tips to help …