Bagworms and weevils are two bugs that can attack (and kill) spruce, but probably the most common is mites. These are microscopic bugs that suck the chlorophyll out of the needles and give the ...

Dying tips on spruce trees can be the work of bugs such as the white pine weevil or it could be a disease, such as tip blight.

Study reveals how a tall spruce develops defense against hungry weevils Date: July 10, 2023 Source: North Carolina State University Summary: A study has identified genes involved in development of ...

There is a potential spruce and pine tree pest problem creeping up on the Miami Valley area and people aren’t really noticing it yet.

If the top of your spruce is dead and curled over like a shepherd’s crook your tree is likely hosting this weevil. The white pine weevil is a a small browen beetle with a long ‘snouty’ nose.

The white pine weevil prefers to attack trees exposed to direct sunlight. Spruce trees along the Front Range are more susceptible to white pine weevil due to stress induced by long-term drought.

A: Young spruce trees are typical hosts for the white pine weevil, and it certainly sounds like this might be the culprit. The adult is a small brown beetle with a rather long snout.

Spruce trees again are being plagued by gall adelgids, which are small, sap-feeding insects. A tell-tale sign are pinecone-shaped growths, or galls, forming on new shoots of Colorado blue spruce.