Dye Dangerously with Indigo Dye

There is no other dyestuff like indigo: complex chemistry, a tendency to rub off, and irresistible shades of blue.

A Colour to Dye For: Dyeing with Indigo, by Felix Bojan Pecarski, OK Felix

Indigo Dye - an overview

Indigo dyeing in a jar – Flextiles

Indigo - Asian Textile Studies

LOGONA Herbal Hair Colour Indigo Black, 100 g - Ecco Verde Online Shop

Indigo - Asian Textile Studies

Indigo Dyeing: Time and Patience Natural Dye: Experiments and Results

Wool - Tribulations of Hand Spinning and Herbal Dyeing: Dyeing Wool with Dried Japanese Indigo Leaves

Advance Denim Launches BioBlue Indigo for Safe, Eco-Friendly Dyeing – Sourcing Journal

Ethel Mairet's natural dyeing II: Extract of Indigo

Indigo, an elusive dye that never ceases to amaze

Indigo Dye - Project, PDF, Chemical Compounds