> 10 miles west of the Suez Canal—you would see bountiful forests of eucalyptus, teak, and mahogany trees limned against the orange sand and blue sky of the Sahara?
I see no reason to use anything but native plants.
Which makes eucalyptus problematic. Its introduction to California has done an incredible amount of damage, especially because the ecosystem can't process it, the bugs etc that can eat eucalyptus leaves and wood don't exist outside of Australia