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This week: Indigo painting and temperamental indigo vats

Frequently Asked Questions about Indigo Detailed instructions for the 1-2-3 vat may be found here. Definitions Indigo. Indigo is a powder from the leaves of the indigo plant called Indigofera tinctoria, one of the oldest dyes known to humankind. It is the only natural blue, and its colorant is present in other plants, including woad […]