One hundred percent cotton fabrics are recommended for most quilts. They are durable, crease easily, absorb moisture and generally wear well. Blends are not easily pressed; they do not fade as easily as cotton, but are harder to use in patchwork and are especially difficult in appliqué.
Scrap quilts combine fabrics of many types, depending on the quilt. Antique crazy quilts combined silk, wool and cotton. This combination requires special care and use because some fabrics are more fragile than others. It is best to combine same-fiber-content fabrics when making scrap quilts.
Select good-quality fabrics as they tend to be colorfast and are treated to help resist wrinkling and to resist soil.