5 Fall Flowers That Are NOT Mums. OK, I like Mums, I just don’t love them. They seem ordinary as every single house adorns itself with them in Autumn. I do indeed have Mums outside my home as I have never met a flower I didn’t like, however, I don’t want to limit my flower pots to just Mums. Each of my planters is just as interesting in Autumn as they are in Spring and Summer. Check out my favorites!