Yellow Leaves on Citrus

Question

What would cause our young citrus tree leaves to turn yellow? How can I remedy this?

Answer 1

It is most likely not taking iron up properly. This article will help:
https://www.gardeningknowhow.com/plant-problems/environmental/leaf-chlorosis-and-iron.htm

This article has some other suggestions:
https://www.gardeningknowhow.com/plant-problems/environmental/plant-leaves-turn-yellow.htm