The soil in pots dries out a lot quicker then the soil in.

Jun 19, Inconsistent watering or drought stress can cause curling leaves. Citrus trees, like most fruit trees, prefer deep but infrequent watering. Overwatering is indicated by yellow leaves, but sometimes underwatering can show up as yellow too.

Use this rule of thumb: water deeply 1 time per week for young trees or trees in containers. 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 problems. Nutritional Deficiencies Causing Lemon Tree Leaf Drop. Mar 12, If your lemon tree shows chlorosis on the leaves, that is, they turn yellow due to a lack of chlorophyll and this affects the oldest branches first and spreads to the younger ones, we are facing a case of chlorosis due to a lack of nitrogen.

Nitrogen, or N, is one of the main nutrients for the lemon treegrind.barg: curling.

Mar 17, If in addition to drooping, the leaves also display a difference in color, such as new growth that is significantly lighter green in comparison to older growth, or if the leaves are speckled with light green or even yellow, it is very likely your lemon tree is struggling for Missing: curling.