Juglone - Wikipedia
Juglone, also called 5-hydroxy-1,4-naphthalenedione is a phenolic organic compound with the molecular formula C 10 H 6 O 3. In the food industry, juglone is also known as C.I. Natural Brown 7 and C.I. 75500. It is insoluble in benzene but soluble in dioxane, from which it …
Black Walnut Toxicity - Wisconsin Horticulture
Black walnut trees produce a toxic substance (called juglone) that prevents many plants from growing under or near them. Learn more about this compound and how to work around it in this factsheet.
Landscaping and Gardening Around Walnuts and Other Juglone …
2023年1月31日 · The most common symptoms of juglone sensitivity in landscape and garden plants is the yellowing and wilting of leaves, especially during the hot dry periods during the growing season, ultimately resulting in wilting and death of the plant.
132 Juglone Tolerant Plants That Can Grow Near Black Walnut …
Despite these drawbacks, there are plenty of juglone-resistant plants for gardeners to choose from that are either tolerant of juglone or immune to its effects. The following list contains plants you may want to choose to grow underneath or close to your black walnut tree.
Walnuts, Juglone and Allelopathy - Myths - gardenmyths.com
2023年3月30日 · The commonly held belief is that walnuts and other trees in the genus Juglans produce a chemical called juglone and it is this chemical that affects other plants. It turns out that walnuts don’t produce juglone, or at least not very much of it. Instead they produce a chemical called hydrojuglone.
How to Stop Black Walnut Juglone Toxicity | Gardener’s Path
2017年6月10日 · What Makes Black Walnuts Toxic? A chemical known as juglone is the culprit here. Black walnuts aren’t the only trees that produce this no-nonsense defense system, composed of 5 hydroxy-1, 4- napthoquinone.
What plants are sensitive to the juglone produced by black …
2023年6月22日 · Black walnut is a common woodland and landscape tree in the Midwest that produces an allelopathic compound called juglone which is presumed by some to cause an allelopathic response (inhibition of growth) in other plants.
Juglone - an overview | ScienceDirect Topics
Juglone represents the simplest 1, 4-napthoquinone derivative produced naturally in plants. The phytotoxin juglone is a naphthoquinone produced by the black walnut tree (Juglans nigra) and exhibits high reactivity with oxygen and reactive oxygen species (ROS).
Juglone in Oxidative Stress and Cell Signaling - PMC
Juglone (5-hydroxyl-1,4-naphthoquinone) is a phenolic compound found in walnuts. Because of the antioxidant capacities of phenolic compounds, juglone may serve to combat oxidative stress, thereby protecting against the development of various diseases and aging processes.
Juglone | C10H6O3 | CID 3806 - PubChem
Juglone is a hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone in which the hydrogen at position 5 has been replaced by a hydroxy group. A plant-derived 1,4-naphthoquinone with confirmed antibacterial and antitumor activities.