Yesterday I was looking at motherhenquilts.com and there was a pot with flowers in it with her samples. I'm not sure of the size. She has some really pretty samples.
free flowers in a pot
I always check embroiderydesigns.com first for freebies. They usually have what you are looking for.
I was thinking of the freebies awhile back from embroidery library I think flower pots every month or sew? but couldn't remember if that was right