Northeast Gardening: First frost, 0 by Indigo_gal

Indigo_gal wrote:
not exactly on topic anymore, but how much do you know about indigo or dyes?
The short version: indigo is not like other dyes. First you have to extract it from the leaves (easy) then you have to add oxygen and change the pH to make it alkaline (easy) then you have to take the oxygen out again (harder) , put in the fiber without getting air into the pot, and take it out again very carefully. When it comes out it is yellow or yellowish green. When it is exposed to the air it turns blue. It's very magical, but somewhat time consuming to do. Can be done with chemicals or "natural" but i haven't managed the "natural" version yet. Here is a picture of some of my results