© Catharine Ellis, as posted to the blog: Natural Dye: Experiments and Results Determine the size of your indigo vat: This decision is primarily based on your intended use of the vat. If the vat is made for only small scale test dyeing, perhaps a 1-liter jar is adequate. Larger test dyeing and the dyeing … Continue reading Fermented Indigo Vat: Blog Post #5: Getting Started with the Fermentation Vat and things to consider before making a vat