Nope, mostly expensive clothing, jewelry or the latest electronic gizmo that proclaims the wealth of your family and does credit to you as the Head of the Household.
Remember, males over in this part of the world are a privileged elite.
As Allah intended.
As for trees, over here trees are expected to work for a living. Whether its dates, olives or some sort of fruit, trees are expected to pull their weight.
You will find some shade trees on the grounds of the more expensive Villas, but that is again just a way of displaying your wealth. But even the most luxurious Villas will have Date Trees. It’s ingrained into the Arab culture.