One of the first major colonial protests—a demonstration against the Stamp Act of 1765—took place around the tree. Birch (Betula paprifera) leaves are doubly toothed around the margins and ...

It’s the time of year when yellownecked caterpillars will soon engulf unprotected river birch trees. These pests also feed on blueberry, hickory, maple and oaks, but I have only seen them on ...

He says people can generalize when it comes to types of trees. Walnut and birch trees tend to lose their leaves earlier than others. Oaks often hang on for a while. The differences can sometimes ...

Well into their senescence period, birch trees' leaves have turned yellow near the Alaska Public Media studios in Anchorage as of Oct. 1, 2021. (Casey Grove/Alaska Public Media) It's green-and ...