Q.Re: Wisteria -Yellow Leaves
Wisteria gets plenty of sunlight and water. No bugs. Should I fertilize? If so, which would be the best to use? Plants are about 3 years old and are planted in the ground. Thanks.

Certified GKH Gardening Expert
Leaves can turn yellow for a variety of reasons. This article can help you pinpoint what might be affecting your plant:
https://www.gardeningknowhow.com/plant-problems/environmental/plant-leaves-turn-yellow.htm
Fertilizing may help. Use a balanced fertilizer (e.g. 10-10-10 or 20-20-20).