A Winter Shibori workshop using an acorn (Wales,Oct 2019) and an oak leaf (Blackwell, Oct 2019) dye bath combined with an iron modifier - which generated a good grey/blueish colours. We began with Itajime - a Japanese folding technique - using scoured charity shop cotton sheeting. The acorn bath produced some interesting violet tones although I rinsed the blocks briefly - as instructed! after an hour's simmering in the pot and unfortunately flooded the pattern a bit. The oa