Wisteria leaves have all of a sudden seem to be rolling up as if it were dry. It is seven yrs old and bloomed last year and is starting to bloom now. What is causing the leaf problem?
Certified GKH Gardening Expert
This is a fungus, though it cold be one of several. Fortunately, they can all be treated with a fungicide. Spray the plant with a fungicide and this should correct it.