5412183_020.jpg Apr 2026

This beetle is considered a high-risk pest because of its unique two-stage feeding habit:

In this specific image, the focus is on the elytra (wing covers) of a male specimen, which is crucial for taxonomic identification between different Tomicus species. 🛡️ Damage and Impact 5412183_020.jpg

Adults bore into the center of new pine shoots (usually the current year's growth). This causes the shoots to hollow out, turn yellow/red, and eventually drop off ( "shoot flagging" ). This beetle is considered a high-risk pest because

The pine shoot beetle is an invasive bark beetle native to Eurasia and Northern Africa. It was first discovered in North America (Ohio) in 1992 and is now a significant concern for pine nurseries and timber production. 🔬 Key Biological Identification Tomicus piniperda Family: Curculionidae (Bark Beetles) Size: Small, roughly 3.5 to 4.8 mm long Appearance: Cylindrical body, typically dark brown or black The pine shoot beetle is an invasive bark