Cookie cutter napkin holders ~ this picture isn't very colorful, but the idea is pretty neat. Use the cutters for napkin rings. and then let your guests keep the cutter as a favor?
I'm totally against set seating, but you could put programs/photos etc in pinecones like this on ceremony seating.pine cone place card holders DIY project for fall or winter weddings
20 ORGANZA 14x108" Table RUNNERS Wedding Party Reception Tabletop Decorations