Joan Treis is a versatile artist who works in a wide variety of media, including:
- Scherenschnitte (paper cuttings)
- Fiber arts
- Quilting and quilted wall hangings
- Yarns and dried grasses — Friendly Loom Tapestries
- Pressed and dried flowers
- Collage
- Altered books
- Nature photography
She is was the 2006 winner of the Hermann Arts Council poster contest and a participant in the Museum of Make Believe art show at the Hermann Library. In addition, she has demonstrated cast-iron cooking at Luxenhaus Farm in Marthasville.
