water requirements of orange trees

Question

We are thinking of using it as a drought-tolerant plant.

Answer 1

Citrus trees need regular water. This would not be considered drought tolerant.

Here are some links for you.

https://www.gardeningknowhow.com/edible/fruits/citrus/tip-on-water-requirements-for-citrus-trees.htm
https://www.gardeningknowhow.com/special/xeriscape/drought-tolerant-plants-for-nearly-any-landscape.htm