4 COMMON EVERGREEN TREE DISEASES IN GRAND BLANC
Diplodia Tip Blight Diplodia causes tip blight and dieback of Austrian pine, Scotch pine and white pines. These are three of the most common evergreen trees used in many landscapes in Grand Blanc. Only the expanding candle, the current year’s growth tip is killed in tip blight. The candle turns brown and the needles will only partially be expanded. The symptoms of Diplodia tip blight occur after infection; the only effective time to use tree disease control sprays is during…