If the roots of your lemon tree are sat in consistently boggy.

If you’ve recently relocated or repotted your lemon tree, and its leaves are falling off, it’s most likely affected by transplant shock. Lemon trees can become stressed from damage from moving and having to establish a new root system. For best results, avoid damaging the rootball and plant quickly.

Sometimes up to 95 percent!

It. Transplant shock isn't the only reason that your citrus trees may defoliate. They drop many of their leaves in the spring to make way for new ones, so some shedding during the season is natural. Apr 22, Overwatering – If your lemon tree is dropping leaves, another common reason may be overwatering. When roots of the tree sit in water, they have a tendency to develop root rot, which in turn results in the lemon tree dropping leaves. Mulch around the root area, minimize irrigation, plant in well draining soil, and keep grass away from the base of the tree to avoid root rot and its accompanying.