My birch tree has developed a yellowish color to the leaves. It also has been dropping a lot of brown leaves over the last couple of weeks. Are these two problems connected? What is wrong, and what ...
The pinkish-red spots on your birch’s leaves appear to be erineum patches, which are a type of gall caused by very tiny eriophyid mites feeding on the leaf tissue. You will need a microscope to see ...
Larvae of the leaf beetle Chrysomela lapponica attack two tree species: willow and birch. To fend off predator attacks, their larvae produce toxic butyric acid esters or salicylaldehyde, whose ...
The chartreuse leaves of the birch tree are one of the first signs of spring in Southcentral Alaska. But for a few weeks before the leaves unfurl the trees offer a sweet treat –a watery liquid that ...
People love their chalky white birch trees. Unfortunately, so does a tiny insect that causes big problems. Only a half-inch long as an adult, the bronze birch borer started establishing itself in the ...
Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. River birch has been called "the most beautiful of American trees" by Prince ...
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-gold ...
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