Lime tree indoors

Question

Why does my limes fall off tree when they get to the size of a bean??makes me very sad.

Answer 1

Some small fruit drop is normal but it can also be caused by watering issues, temperatures fluctuating, pests, disease or improper pruning.
These articles will help you.

https://www.gardeningknowhow.com/edible/fruits/lime/is-lime-fruit-and-lime-blossoms-falling-off-tree-normal.htm
https://www.gardeningknowhow.com/edible/fruits/lime/problems-lime-trees.htm