It's not super rustic and I don't know about the bow/flower thingy. But the idea for a card holder is good. You could use a galvanized bucket with a chalkboard or something. I think I pinned something like that for you. - Decor It Darling
Deep burgundies contrast with crisp whites in this bouquet of dahlia, mini calla, Juliet garden roses, patience garden roses, seeded eucalyptus and jasmine vine. Via CJ's Off The Square. "Make me that bouquet"