Which type of beetle primarily consumes new hardwoods?

Bostrichid beetles are primarily known for their consumption of new hardwoods, which makes them a significant pest in various wood products, especially when it comes to structural timber and wooden items that have a high moisture content. These beetles are also commonly referred to as "wood borers" due to their larvae that burrow into the wood. They tend to infest wood that is freshly cut or not yet fully seasoned, making them a critical pest for anyone working with or storing new hardwood materials.

In contrast, the other types of beetles listed have different feeding preferences or environments. For instance, while the Deathwatch beetle is associated with old and decaying wood, the True powder post beetle is more commonly associated with seasoned hardwood and causes damage primarily in dried wood products. The Sawtoothed grain beetle, on the other hand, targets stored grain and dry food products rather than wooden materials, making it irrelevant to the hardwood context. Understanding the specific feeding behavior and habitat of each beetle is essential for effective pest control and management strategies in woodworking and construction.