Naturally dyed Bluefaced Leicester Fibre You are here: Home ➜ FLEECE IN FOCUS ➜ Naturally dyed Bluefaced Leicester Fibre Felicity Ford on 8th November 201430th October 2018 ‘Naturally dyed BFL fibre. This was dyed with elderberries which changed colour from pink to green when I added an alkaline modifier.’ – Jeni Reid