Learn a process for diagnosing plant health problems, including signs and symptoms of diseases, pests and insects, and environment or management issues.
Emelie Swackhamer, Jim Sellmer, Ph.D.
When you realize that a large shrub or tree was planted in the wrong spot in your landscape what do you do?
Winand Hock, Ph.D.
Manage insect, mite, and disease pests in your woody ornamentals and shade trees.