This is a starter circle using a wrapping stitch technique. I am demonstrating it using raffia which is a good fibre to use as it is flexible and strong. Craft School Oz has several on-line workshops that show you have to create coiled baskets, baskets using plant fibre from the garden and coiled baskets using recycled fabrics. https://courses.craftschooloz.com
You can purchase our book Finding Form with Fibre https://www.craftschooloz.com/product-page/book-finding-form-with-fibre
The raffia we use is from https://www.theraffiaconnection.com.au