Orange cankers and cracked bark on chestnut trees may signal a destructive fungal disease that spreads more easily than many ...

Among all the greenery in your yard, a spot of neon orange can definitely catch your attention. Here's what to do if one of ...

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As Colorado experiences its signature whiplash weather, arborists are warning that stressed trees are more vulnerable to pests and diseases. Peel back the bark, and you may find a predator in your ...

Bark beetles may use receptors in their antennae to detect and feast on fungus-infected trees. The Eurasian spruce bark beetle (Ips typographus) – found in Europe, Asia and some parts of Africa – ...

Adult spruce bark beetles in their galleries in the bark of a Norway spruce tree. The beetle in the middle is infected with the fungus Beauveria bassiana. Spruce bark is rich in phenolic compounds ...

The seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...