Walnut 2026

Black walnut shells are toxic to dogs.   If you’ve ever wondered whether black walnut shells are toxic to dogs, the answer is yes, and it’s important to take it seriously.   These shells contain a compound called juglone, which is harmful to dogs when ingested.   The danger isn’t just in the nut itself … Read more

Black walnut leaves are toxic to horses.   That’s the short answer, and it’s an important one if you’ve got black walnut trees anywhere near your pasture or fence line.   If you’ve been asking yourself whether black walnut leaves are toxic to horses, you’re right to be concerned because these trees can cause real … Read more

Black walnut leaves are toxic to dogs, and this is something every dog owner should take seriously.   The danger comes from a compound called juglone, which is found in every part of the black walnut tree, especially the leaves, bark, husks, and nuts.   If you’ve been wondering whether black walnut leaves are toxic … Read more

Black walnut leaves can be good for compost, but they come with a few important caveats you need to know about.   The biggest concern is juglone, a natural compound found in black walnut leaves, bark, and roots that can be toxic to some plants.   The good news is that juglone breaks down over … Read more

Black walnut shells are poisonous to dogs, and this is one of those cases where you should take the warning seriously.   The danger comes from a natural compound called juglone, which is found in every part of the black walnut tree, but it’s especially concentrated in the shells and the hulls.   If you’ve … Read more