Powderpost Beetles
Lyctus brunneus
Powderpost beetles lay their eggs in cracks of wood and the larvae tunnel into the surface, filling it with a very fine powder-like dust. Powderpost beetles have long, narrow, flat bodies that allow them to easily attack wood surfaces. These beetles are reddish-brown in color.
Pest Stats
Color
Reddish brown to black
Legs
6
Shape
Narrow oval
Size
1/8 to 1/4"
Antennae
Yes
Region
Found throughout U.S.
Powderpost beetles lay their eggs in cracks of wood and the larvae tunnel into the surface, filling it with a very fine powder-like dust. Powderpost beetles have long, narrow, flat bodies that allow them to easily attack wood surfaces. These beetles are reddish-brown in color.
Pest Stats
Color
Reddish brown to black
Legs
6
Shape
Narrow oval
Size
1/8 to 1/4"
Antennae
Yes
Region
Found throughout U.S.
Habits
Adult powderpost beetles are very active at night, enjoy flying and are attracted to the light.
Habitat
Powderpost beetles often attack hardwoods, and can be found in hardwood floors, timbers and crates, antiques and other objects made of hardwood materials.
Threats
Some researchers believe that powderpost beetles are second only to termites in the United States in their destructiveness to wood and wood products.
Powderpost Beetle Prevention
Wood boring insects like powderpost beetles can be prevented through vigilant inspection of wood sources in the home.
Related Content

Slideshow: 6 Tips to Prevent Pesky Pantry Pests
Check out these 6 tips to help protect your pantry from mice, Indian meal moths and merchant grain beetles.