Because of the differences in pigmentation between its outer and inner layers, birch bark produces dozens of hues, from silver gray, ash ... Her pictures primarily use bark from birch trees ...

In this episode of ID That Tree, Purdue Extension forester Lenny Farlee introduces the blue ash. This native Indiana ash species can be differentiated from other members of the ash family by corky ...

Emerald ash borer beetles, an invasive species that kills ash trees by gnawing away at the tissue beneath the bark, have toppled more than four trees onto her property over the past decade.

Knowledge was passed down through generations of folklore that planting mountain ash trees outside of homes, making bark into necklaces, and burning sticks Further research on Sorbus sp. has led to ...

Starting at the larval stage, the insect ruins the tree's ability to transport water and nutrients by tunneling through the ...

The larval stage of this insect tunnels through the wood just beneath the bark of ash trees, cutting off the tree’s ability ...