Attach on dogwoods, etc.
Your photos were not attached. Please resubmit your photos so we can see what you are dealing with. Send photos of the whole tree, around the base of the tree, and affected branches and foliage. See our dogwood publication for more information http://extension.umd.edu/sites/default/files/_images/programs/hgic/Publications/HG12_IPM_Series_Dogw...