Adult beetles can be reddish brown or black in color, while larvae are white and legless. Female bark borers seek out stressed woody plants as their breeding grounds since healthy trees are able to ...

The lesser spruce bark beetle (Hylurgops palliatus) is a pest of coniferous trees. This pest usually attacks stressed or dying trees. It is native to Europe and has been found in three northeastern US ...

Colorado’s popular recreation areas were hit especially hard by the epidemic. Out of about 4.1 million acres of pine forests ...

Crews finished up the last of the tree pruning activity in Okotoks last week, giving way to the annual elm pruning ban. The ...

That has worsened a trifecta of troubles—bark beetles, wildfires, and invasive plants such as cheatgrass—doing visible harm to the plant life covering three-fourths of the park.

branch break-off revealing webs of galleries filled with black fungus. Residents should also look out for gumming - blobs of goo coming out of the bark; oozing of liquid and gum from the beetle ...

The annual forest health report, released by the Colorado State Forest Service (CSFS), assesses the condition of Colorado’s ...

The 2024 forest health assessment details which insects and diseases are the biggest threats to the state’s forests and where outbreaks are expanding.