If juglone can induce cell death in humans, how are walnuts good for us? Is it juglone in walnuts that causes walnut/pecan allergy? —Maja Ramirez There is, admittedly, something a little uncomfortable ...

Add Yahoo as a preferred source to see more of our stories on Google. MariaBrzostowska / Getty Images Juglone is a naturally occurring toxin released by certain plants to limit competition by damaging ...

The black walnut tree (Juglans nigra) is well-loved for its beauty and the walnuts it grows. However, the roots of this tree produce juglone, a chemical released in the soil surrounding the tree that ...

Q: I just put in an all-native garden this spring, and it is getting a lot of leaves falling from trees near it. Unfortunately, most of the trees are black walnuts. Due to the juglone these trees give ...

I have heard that there can be problems with growing some plants near a black walnut tree, and I was wondering how big of a concern this could be. I have an interest in vegetable gardening. — Susan ...

Black walnuts are majestic trees whose nuts provide food for squirrels and other wildlife. But in a garden, they can be tricky, because they don’t play well with other plants, according to Doris ...

Black walnuts and a few other trees release a toxin known as juglone into the soil, which interferes with the growth of sensitive plants. But what is juglone exactly, and why is it so damaging to some ...

Juglone is produced by black walnuts and other trees. Here's how to fix it Juglone is a naturally occurring toxin released by certain plants to limit competition by damaging nearby plants. The best ...