I've been hosting a mini challenge club at my house monthly the last few months and we're focusing on natural fabric dyeing at the moment.
Today I tried alum mordanting for the first time. Mordanting prepares the fabric for dyeing. We have also used vinegar as a mordant.
I use three slow cookers for the dye vats and each participant brings a prewashed fat quarter for each vat.
My favorite dye so far this year is turmeric which made this vivid yellow fabric:
Next month we'll try coffee beans!