Last week we noticed what we'll call Alien Space Trees along the highway South of Carlsbad, NM. They are really just some sort of palm tree (from somewhere else like California) that is not suited to this climate. What evidence do we have to make such a definitive statement? How about the insulation (silver on the trunks) strapped on with duct tape:
There are a lot of resources nationwide to help folks make appropriate decisions when considering plantings such as the above. Here is a great place to start. Of course where there's money to be made there will be plenty of crooks so, when in doubt, check with your local Soil and Water Conservation District/NRCS office.