"An estimated 1.2 billion pairs of jeans are sold each year worldwide. The magic behind this timeless piece of clothing is none other than the 50 shades of blue — indigo to be precise.
Indigo is a color, a plant, and a specific molecule. And while there are 5,000-year-old traditions of using natural indigo in places such as India, Japan, and Guatemala, most indigo on the market today is derived from non-renewable fossil fuels — and thus unsustainable.
But Tennessee-based Stony Creek Colors (SCC) is changing that. Started in 2012 by Sarah Bellos, SCC is the first company in the United States to grow the indigo plant at a scale usable by the commercial denim industry."