Assertion: black walnut's juglone | /r/HasProperty | toxic
Facets:
value: to other plants
type: TRANSITIVE-OBJECT
value: highly
type: DEGREE
value: to insects
type: TRANSITIVE-OBJECT
value: to animals
type: TRANSITIVE-OBJECT
value: to seedlings
type: TRANSITIVE-OBJECT
value: quite
type: DEGREE
value: to many plant species
type: TRANSITIVE-OBJECT
value: in animals
type: OTHER
value: selectively
type: MANNER
value: in very low doses
type: TEMPORAL
value: to plants including walnuts
type: TRANSITIVE-OBJECT
Source sentences:
text: Black walnuts and English walnuts grafted onto black walnut rootstock produce enough juglone to be toxic.
text: Juglone is a toxic substance produced by the root system of a black walnut tree.
text: When hydrojuglone is exposed to air, it becomes a problem, as it oxidizes and becomes juglone, a highly toxic compound.
text: Walnut roots exude juglone which is toxic to other plants, stopping their seeds from germinating or preventing them from actually growing well.
text: Juglone is toxic to many species of plants which allows the black walnut to monopolize space, and nutrients, within its root zone, decreasing competition with understory plants (this action is called allelopathy).
text: The roots of black walnut produce juglone, which may be toxic to some plants, such as tomato, potato, blueberry, blackberry, azalea, rhododendron, camellia, red pine, mountain laurel, and apple.
text: Juglone can be toxic in very low doses.
text: Juglone is a substance that is selectively toxic to many plants, including tree species as well as agricultural crops.
text: Juglone, a constituent of walnut, is toxic in animals.
text: Well, juglone is toxic to many plant species which is why you will not find many plants growing within several yards of a black walnut tree.
text: This makes sense since juglone is quite toxic to plants including walnuts.
text: You might wonder why, if juglone is toxic to plants, would walnuts produce it?
text: Juglone is toxic to seedlings and other plants, so it reduces the competition around the tree, making it easier for the mother tree to grow.
text: Juglone is also toxic to insects and animals, so it reduces damage to leaves and flower buds and may reduce browsing by deer.
text: Juglone occurs naturally in the leaves, roots, husks, fruit (the epicarp), and bark of plants in the Juglandaceae family, particularly the black walnut (Juglans nigra), and is toxic or growth-stunting to many types of plants.
text: When exposed to air or soil compounds, hydrojuglone is oxidized into the allelochemical juglone, which is highly toxic.
text: Black walnut tree roots contain juglone, a toxic substance released when the the roots of other juglone-sensitive species come in contact with walnut roots.
text: Notes: Black walnut tree roots contain juglone, a toxic substance released when the the roots of other juglone-sensitive species come in contact with walnut roots.
text: Quite a few plants such as tomatoes, alfalfa, potatoes and some pines can be damaged by juglone, a toxic substance produced by Black Walnut.
text: Black walnut tree roots contain juglone, a toxic substance released when the the roots of other juglone-sensitive species come in contact with walnut roots.
text: Juglone is the toxic substance released from all parts of the black walnut tree.