More to explore:
Black Beans as a Natural Dye on Wool
by Herb Knitter on Flickr
Natural Dye: Black beans plus baking soda (higher pH). Repinned by www.mygrowingtraditions.com; makes me wonder what would happen if you added baking soda to lower the ph?
Black bean green
diy natural dye blackbeans
Black Beans written English tutorial
Using black beans as a natural dye - interesting! I'm surprised the dye comes out blue or green...must try it!
Black beans are not only delicious and nutritious. You can also dye your yarn with it. And the color is actually very pretty. Not what I would have expected.
Natural dye: black turtle beans=blueblueblue! I Am Kate: How to Make Blue Using Black Turtle Beans
Black Beans as a Natural Dye ~ Revisited
creating blue yarn from black beans
Black Beans with acidic water
Black walnut. via paigegreen.wordpr...
dyeing with black beans... You just use the water you soak the beans in, so you still can cook with the beans. Results range from blues to greens.
Rust and natural dyed scarf by forestine on Etsy, $45.00
Yarn dyed with Black Beans... it's green because well water was used (more acidic), with other water it usually is blue.
dyed scarf, wonder if this would stain clothing though?
Natural Dyes: Black Beans