Our Monterrey Oak, planted last year, has split bark extending to the ground, with some areas showing deep cracks and apparent rot. It previously had a fungal disease from overwatering last summer. What’s causing this, and how can we treat it?
It is difficult to make a determination on what caused this problem without seeing the tree first. It could be anything from borers to sun scald. We would be happy to come out to have a look. You can click here to schedule an appointment.
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