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 ...

State officials have revised a quarantine of some walnut products intended to protect Michigan trees from a fatal disease. The Michigan Department of Agriculture and Rural Development is trying to ...

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 ...

Two lookalike trees may share your yard but only one's a menace. Learn how to spot the differences between an invasive ...

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.

Q:The black walnut tree in my yard gives off nice shade. It is planted close to the house and this last year it did not drop any walnuts. Usually, I pay the neighborhood kids to pick up the nuts, so ...

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 ...