My wisteria vine is a little over two years old. It was doing great but now the leaves are turning yellow at the base of the plant and is working its way up. The leaves are also beginning to fall off. Can you help?
Wisteria Leaves Turning Yellow
Certified GKH Gardening Expert
Here is an article that you may find helpful: https://www.gardeningknowhow.com/ornamental/vines/wisteria/wisteria-diseases.htm
It could be due to scale or their counterpart mealybugs. Here is an article that you may find helpful: https://www.gardeningknowhow.com/plant-problems/pests/scale-bug-how-to-control-plant-scale.htm