Yeah I should try some without the mordant too, just for some fun. Getting some books from the library about it so I can get more ideas. The cream of tartar isn't toxic but I mixed it with the Aluminum Sulfate which I guess is. I'm not sure why it's suggested to use the Alum and Cream of Tartar together but I just followed the notes that I've read.
Do you have any posts on natural dyeing? I haven't necessarily run into anyone else on Steemit doing it but I'm sure there's a group... There's a group here fro everything right? ( ;