Elm bark beetles spread the fungus when they feed or lay eggs under the bark of an elm tree. The fungus grows into the xylem vessels of the tree, blocking water transport, which leads to wilting and ...

The Slippery Elm tree, indigenous to North America, is highly regarded for its health-enhancing properties. Its inner bark, passed down through the generations, is typically gathered and finely ...

Dutch elm disease has claimed the life of a 100-year-old elm tree in the Waikato, despite the tree being vaccinated. The ...

Bark – grayish with interlacing ridges and alternating light and dark layers of inner bark. American elm (Ulmus americana) is a member of the Ulmaceae family, a group that includes 16 genera and ...

He said the return of the elm is even more important given that ash trees face ash dieback and many will be lost, which is bad news for the lichens which grow on the bark of both the ash and the elm.

Dutch elm disease is better understood; it is a fungus carried from elm to elm by small bark beetles. They slip through the meshes of the strictest quarantine. Spraying will kill them, and the ...