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The Effect of pH on Yellow Dyes from the Garden

Local Plants Natural Dye: Experiments and Results

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Avocardo's, Iris and Some Ancient Dye Stuff. — Kristen O'Keeffe

Natural Dyeing with Plants – Field Notes from The Farm School

Chalk Calcium Carbonate for Natural Plant Dyeing - UK

Guide To Natural Dyes, PDF, Dye

Q & A: Round Up of Mordanting + Scouring 101 - Botanical Colors

Guide to Natural Dyes — Natural Dyes

Natural Dye: Experiments and Results, A blog by Catharine Ellis

Natural Dyeing-Planning & Fiber Preparation — FLORA & FIBER