General query

Say there is a mango tree with mangoes in a public road but which is right outside the boundary wall of an house. Does that give the house owners right over that tree even if planted by them or not as it is in public road and outside their house boundary wall. Can outside people pluck mangoes from it. How does the Indian law apply in such a case . Under which section, Act , Rule does it apply ? And what actions can be undertaken regarding the same.