I wasn't familiar with this plant so, curious, I Googled and found one site which stated it doesn't do well in hot summers. This definitely rules it out for me, but if you're in mountains it might do well, josh

Here is a link that might be useful: Nolana paradoxa

Looks like the 'potato plant' that Lowes/Home Depot have been selling for the past couple of years a a big bushy annual.