Create cute Christmas tree string art ornaments with this easy tutorial! This DIY craft is a great handmade project for the holiday season. Follow the simple steps below to make your own rustic wood slice ornaments for the Christmas tree. String art ornaments have a rustic appeal and are surprisingly easy to create. They also make fantastic handmade gifts for your loved ones during the holiday season. Gather materials like wood slices, green cotton crochet yarn, twine, trim nails, and a few tools. The result is adorable, and you can make an entire forest of these wonderful ornaments to keep or give as gifts!