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The county extension horticulturist also said he thought my thuja has seiridium canker when I told him that there is sap about 3" in length on the...
Today, I took some discolored needles (leaves) to the county extension horticulturist for his opinion. He thinks it is a fungus. He also thinks...
GreenGoose, I am embarrassed to say that I did not look thoroughly at the thuja. Fortunately, Just before spraying with a fungicide, I found two...
Thank you for your reply. The damage seems to begin on the tip of the branch. Some of the needles (if that is the correct term for this type...
I planted a Thuja a year ago, which is now about 7' tall. It was doing fine until about a month and a half ago when a couple of branches turned...