Pecan IPM Toolbox
Insect Monitoring and Control
Stinkbug and Plantbug Control
Two Types of Damage
Before nuts enter the dough stage, pierced nuts fall from the trees. After the dough stage is reached, nuts stay on the tree, but the kernels develop a dark brown to black spot where the feeding occurs. This spot is bitter and, if large enough, can turn the entire kernel bitter.
Next: Migration into Pecan Trees