The insect is eating away at the sugary phloem layer beneath the bark, and in turn, turning the trees black. Cherie Reid, who lives in the Southcreek community of Carolina Forest, said she first ...

It is constantly renewed from the inner bark (phloem), which carries food from the leaves to the rest of the tree. Phloem is short-lived, turning into outer bark, which is constantly added to or ...

Invasive insect populations pose a significant threat to the ecological, economic, and human health of the United States. These non-native species can rapidly spread and disrupt local ecosystems, ...

Fungi of the genus Geosmithia are frequently associated with bark beetles that feed on phloem on various woody hosts. Most studies on Geosmithia were carried out in North and South America and Europe, ...

A flow occurs where water moves up in the xylem and cycles down in the phloem (food conducting cells ... Species with darker colored bark and thinner bark can be affected by frost cracks. Some ...