I rinsed out all containers, if they smell fishy tomorrow I'll use the baking soda solutiion. I painted my first containers a light green (have a lot of that on hand) I painted the boards of my raised bed with it and put a sign up, sun faded out my flowers on the sign so have to repaint them.
Gordon I'm just amazed what you have done with foam. I never gave it a thought that you could use it in so many ways.