Depending on area and weather the overwiritering adults emerge from April through June. They fly to new host trees where fhey initiate attacks by boring through the bark to the surface of the wood. These galleries run parallel with the grain of the wood and are packed with boring frass. The eggs hatch in I to 3 weeks depending on temperature. When fully grown the larvae chew out pupal cells where the change to the adult stage takes place.
Broods remain in the tee overwintering mainly as adults.
The feeding activity of the beetle larvae gridles the tree leading to its eventual death. M anagement Options 1. Cleaning Up Windthrow 2. Removing Infested Trees 3. Silvicultural Manipulation of Stands 4.