November 17, 2010

Live Christmas Trees


 

Brown Marmorated Stink Bug - A new invasive species


The brown marmorated stink bug (BMSB), Halyomorpha halys is an introduced, invasive insect new to North America.

Plant and Insect Diagnostic Clinic Update - November 17, 2010


The following are highlights and updates about samples and questions recently received in the Clinic:


Diseases


With the leaves mostly off the deciduous trees, we are receiving pretty much only conifer samples. Many samples have conifers with yellowing needles due to the water stress. Usually the needles are a very light tan in color. Blue spruces samples are coming in with Stigmina and Rhizosphaera needle cast disease.