Q.Lime tree
My lime tree in a pot flowers and sets fruit. When they are golf ball size, I pick them about September. When I cut them, there is little flesh and nearly all pith. What am I doing wrong?

There can be several reasons for dry citrus fruits.
These articles will help you.
https://www.gardeningknowhow.com/edible/fruits/lime/dry-lime-fruit-what-causes-dry-limes.htm
https://www.gardeningknowhow.com/edible/fruits/lime/potted-lime-trees.htm
https://www.gardeningknowhow.com/edible/fruits/lime/lime-tree-tips-care-of-lime-trees.htm
https://www.gardeningknowhow.com/edible/fruits/lime/lime-tree-tips-care-of-lime-trees.htm
https://www.gardeningknowhow.com/edible/fruits/lime/problems-lime-trees.htm
https://www.gardeningknowhow.com/edible/fruits/lime/lime-tree-harvest-time-when-to-pick-a-lime-from-a-tree.htm