I planted two wisteria this spring. They were doing great until a few weeks ago. One of them started turning yellow and appears to be dying. They are about twenty feet apart. What could be wrong? What should I do?
Certified GKH Gardening Expert
The following article should be of some help to you: https://www.gardeningknowhow.com/ornamental/vines/wisteria/wisteria-diseases.htm