My lemon and tangerine trees all of a sudden lost all their leaves. They are about 5 yrs old. Last year they were healthy and produced fruit. I tried to fertilize them but still see no results!
Certified GKH Gardening Expert
This normally happens due to watering issues. The best thing you can do is just make sure it gets the water it needs. The leaves will grow back. Here is more information: https://www.gardeningknowhow.com/edible/fruits/citrus/tip-on-water-requirements-for-citrus-trees.htm