Thousand cankers disease (TCD) of walnut has been detected in Maryland and Pennsylvania, so a detection is possible in Delaware this season. The disease caused by a fungus and carried by the very ...

Black walnut trees have high levels of the toxin juglone, in all parts of the tree, including roots and leaves. Why keep black walnut trees? They are one only a few nut trees that survive in cold ...

Drazen_ / Getty Images Q: I have several walnut trees on my property. I noticed that one mature tree did not produce any walnuts this year. My question is why did that one walnut tree not produce nuts ...

What can be grown under black walnut trees? As you have probably heard at some point, black walnuts produce juglone toxin which is deadly to tomatoes. So we are cautioned not to plant those crops ...

Many Midwestern yards are adorned by black walnut trees. The black walnut (Juglans nigra) is a large, handsome native tree that bears edible nuts. There’s just one problem with black walnuts: They’re ...

Landowners want their black walnut trees to grow into veneer quality, but not all trees make the grade. Here are practical tips to managing your trees.

Most people think of Black Walnut trees as an asset, even if they don’t take the trouble to gather the plentiful nut harvest under them. Walnut is a prized hardwood traditionally used for gun stocks ...