WHEN I SAW A small silk blouse with a watermelon print in a vintage shop, I thought, Now this has a future...I'm just not sure exactly what it is. Any vintage lover knows that you'll miss all the fun if you aren't open-minded. I decided that blouse would have a happy afterlife—as fabric.

If you have an iPhone or digital camera, you can create your own printed textile via the website Spoonflower, based in Durham, N.C. Upload an image (40MB or less), choose your ground fabric (from a fine cotton voile to cotton canvas) and...