Utah Home Orchard Pest and Disease Management Guide (2012)

Washington State Crop Protection Guide for Commercial Growers (2009)

Coryneum Blight on Peach

                                                                         Fire Blight        

Coryneum Blight (Shothole)                          Fire Blight

    Cytospora or Perennial Canker


 Powdery Mildew on Apples



 Cytospora or Perennial Canker                     Powdery Mildew of Apples

                                                                                Crown or Collar Rot

    Powdery Mildew on Peaches

Crown and Collar Rot                                       Powdery Mildew of Stone Fruits