sick white pine
Hello -- I have two big white pines. One has almost died (of a "sap beetle") and the other has a lot of brown needles but not sap running down. How can I send in a small branch to have it analyzed for disease or pests? I live in Iowa City. Thank you. Alan MacVey
Johnson County Iowa
Plant specimens can be sent to the ISU Plant and Insect Diagnostic Clinic. Tips for submitting plant specimens can be found at the following website.