CraftyJam Natural Dyeing, Fabric, Leather, Paper, Candles, Soaps etc. Multibuy
Dyeing Iron (Ferrous Sulphate) Modifier/ Mordant. Soda Ash is an all round work horse in the dyeing world, it can be used -. This will lighten the colours e.g., red – orange, purple-pink by making the pH more acidic.