WAIKOLOA — Wai’ala Ahn and Justin Cool Tripp are happiest when they’re feeling blue. The two harvest and source plants from local farmers and make completely biodegradable dyes from fermented plants.

A giant steel pot filled with indigo dye is the center of activity at Jane Palmer’s industrial work space, Noon Design Studio and Natural Dye House. “Today it is indigo, but on any given day, we dye ...

Stony Creek Colors is convincing farmers who used to grow tobacco to switch to indigo plants and selling the natural blue dye to fabric producers, including denim giant Cone Mills. The Goodlettsville, ...

Various plant species can produce natural indigo dye, but ‘Persicaria tinctoria,’ also known as Chinese or Japanese indigo, is a favorite among Southern Californians who like to grow their own for ...

AMMAN — As most dye used for our daily life products have become synthetic, natural dye from Indigofera tinctoria (also known as “true indigo”) are still available, thanks to the dedicated efforts of ...

California-based clothing brand Outerknown just released a very limited collection of indigo-dyed tees and sweatshirts. Hand dyed with natural indigo by the Dogwood Dyer, the collection includes seven ...