Using Japanese eggplants and persimmons add a bit of color, and don't forget the place cards.
I love using my brass and wood silverware to accent my wooden chargers. It adds layer to the table.
You can use rosemary, lavender, or wheat to on top of your napkins. Whatever you can get your hands on to add little touches make a difference.
Test out your own table scapes for the big day, and follow My Thanksgiving Countdown Cheat Sheet to make sure you have everything else prepped. Planning is the easiest way to make your Thanksgiving dinner a success.