The river birch tree supplies excellent summer shade, beautiful foliage spring through fall and a stunning winter display.
Forest tent caterpillars are another major player in the demise of paper birch trees, as they defoliate (or remove leaves from) the birch, weakening its overall state and leading to easier ...
Stretching high above the forest floor, the canopy is characterized by deeply toothed leaves and green or brown catkins paired with small nutlets. Another remarkable characteristic of river birch is ...
In addition to the trees’ fire-starting capability, the paper birch has long stood as an important resource for Native American tribes. While tea was commonly made from the root bark and young leaves, ...
So how were the trees giving so much protection? Electron microscope images of the leaves of silver birch trees show why they are so good – they are covered in tiny hairs and ridges which help ...