Too much water can also cause cedar tree needles to turn brown in random, spreading spots. If the roots are left to stand in constantly soggy soil, it can lead to rot. Slow watering and good soil ...

More than 70 percent of these long-lived trees are now dead in many areas of Alaska. Diminishing snowpack due to climate change exposes the yellow cedar’s shallow roots to frigid winter temperatures ...

“We know the Port Orford Cedar is at least 50 years old ... “The arborist told us that he believes the main reason for the tree’s decline is root damage,” Johnson wrote.

More than 70 percent of these long-lived trees are now dead in many areas of Alaska. Diminishing snowpack due to climate change exposes the yellow cedar’s shallow roots to frigid winter temperatures ...