Samples with the following problems have been seen in the Plant Disease Clinic recently:

• Anthracnose on hosta
• Anthracnose on oak
• Apple scab on crabapple
• Bacterial wilt of squash
• Dutch elm disease
• Fire blight on pear
• Hawthorn rust
• Iron chlorosis on pin oak
• Manganese deficiency on maple
• Oak wilt
• Pine wilt on Austrian and Scots pines
• Powdery mildew on oak, ninebark, and other plants
• Quince rust on apple and hawthorn
• Rhizosphaera needle cast on spruce
• Spider mite damage on various garden plants
• Verticillium wilt on maple
• Verticillium wilt on raspberry