Blogs from 2017

Tar spot is a common foliar disease on Norway maples and can be particularly pronounced in years with extended wet spring weather.

Elongate hemlock scale is becoming a serious pest of hemlocks trees in the Greater Boston area. Native to Japan, Elongate hemlock scale (EHS) is an armored scale insect targeting eastern and Carolina hemlocks. Occasionally Fir, Spruce and Yews become secondary hosts, usually when growing adjacent to infested Hemlocks.