Sheets, pillowcases, cushion covers, a Duma cover, floor rug and even some embroidered napkins came to light, and I set to with rubber bands and zip ties, and even (not so successfully) some wool.
Not everything dyed quite as I had hoped. One load clearly had too much fabric and didn’t dye as dark as I would have liked. A couple of the pieces I had tied with wool came undone in the wash so ended up plain blue, and some pieces were not 100% cotton as I had believed, so they didn’t dye well either.
Having said that, I am still very much swooning with a love of indigo and blue and white tie dye! Here are the results: