Print this fact sheet by R.D. Koski and W.R. Jacobi* (12/14) Quick Facts… Fire blight is a bacterial disease that can kill branches and whole plants of many members of the rose family, including apple, pear, quince and crabapple. . Symptoms include dead branches, water-soaked blossoms, light brown to blackened leaves, discolored bark, black “shepherd’s … Continue reading Fire Blight in Fruit Trees – 2.907-1