OMG we are kindred spirits!! I always have my car loaded down. Swore I would not do it in my new car, but looked down today and they floorboard is full of mulch and dirt. You just can't be a gardener with a clean car.
"I grow them in two spots under my eaves here in the Pacific NW. They moved themselves by reseeding out from under the roof! The happier of the two likes dry, hot but afternoon shade. I cut them back after flowering & they grew new leaves again…"