Death watch beetle damage and frass
Large tunnels and emergence holes.
​Frass is flattened discs, large enough to be seen with the naked eye.
The individual particles are rounded and tend to roll into scattered groups rather than sit in a conical pile.
​Frass is flattened discs, large enough to be seen with the naked eye.
The individual particles are rounded and tend to roll into scattered groups rather than sit in a conical pile.
Death watch beetle damage and frass
100%
