We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...
To prevent tar spot, mostly you just have to hope that the weather this coming spring is not wet enough for the fungus to ...
Q. My maple tree has black spots on the leaves that just appeared recently. Should I be concerned about this? What should I do? A. Sometimes wet conditions earlier in the season can cause problems ...
Diseases are among the major causes of tree mortality in both forests and urban areas. New diseases are continually being introduced, and pathogens are continually jumping to new hosts, threatening ...
The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen now found in Bellingham brings an added concern: It can injure people. A research project using citizen ...
Since mid-July, I’ve noticed something strange in several maple trees I’ve driven by: their leaves are starting to show fall color! Sometimes it’s just the tips of the branches turning red or yellow; ...
The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen new to Western Washington brings an added concern: It can injure people. A research project using citizen ...
A: With vertical cracks in the bark along the trunk like that, I suspect those are frost cracks. These commonly happen in ...
PORTLAND, Ore. (KOIN) – Recent sightings of invasive species and a tree disease in and near Washington have state officials asking the public to keep their eyes open and report anything that seems out ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback