
This week: How to keep madder “fast” and is alum toxic?

This week: Natural dyes and iron on baby clothing, iron to make black and what’s the best way to do an iron dip?

This week: softening fibers post-mordanting and how do you get a deep red with raw madder root?

This week: Cochineal for more than textiles and how long does it keep, and what to do about a murky alum bath