Genius! Certainly the people who've lived in an area for ages will have found everythiung that thrives easily, and most of the things that are possible.
And cruising through entire neighborhoods avoids getting mis-information from just one person.
It is great to grow things that are well-adapted to my own climate! It makes me think I'm a good gardener. For me, that would be Rhododendrons and Delphiniums. I've heard that Lupins like my climate ... maybe I'll try them next.