Forest Service lichenologist Sarah Jovan hardly has to walk half a block from her office in downtown Portland to find the type of shaggy, green moss she used to discover the city's hidden hot spots of ...

Now that deciduous trees are bare, trunks and branches have taken center stage, and you might be noticing nuances and irregularities that evaded your attention over the summer. For instance, what are ...

PORTLAND, Ore. — Bullseye Glass and Precision Castparts both had to put out millions of settlement dollars after they were involved in class action lawsuits regarding their air pollution levels. Those ...

There are many myths we grow up believing, such as the link between proximity to the television and the potential for blindness. Other childhood fables are more specific to circumventing ‘bad’ luck by ...

Q: Spanish moss is in my dogwood and crape myrtles. Should I spray it or leave it alone? I am afraid it will hurt the tree. A: Spanish moss is a common air plant or epiphytes that we see in the trees ...

We’re well into gardening season and you might have some questions. For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service. OSU ...

Spanish moss is a flowering plant belonging to the pineapple family (Bromeliads). The plant starts off as a feathery seed that floats on the air until lodging on a tree trunk or branch. If conditions ...

Editor’s note: This is the first in a three-part “What’s on my tree?” series about organisms that are commonly found growing on trees in Louisiana. Here in Louisiana, we’re all familiar with Spanish ...

We just moved to Jacksonville from up north and I want to know if Spanish moss is harming my oak trees. There is also some kind of gray-green moss growing on the trunks. Let’s talk about Spanish moss ...

Q: I think few people are aware of ball moss and that only a fraction of them do anything about it. On the internet, you will find that the experts maintain that ball moss is not a parasite, it will ...