Posted on 2 July 201818 June 2018 by David Dyer’s woad flowering Small patch of dyer’s woad flowering on Mary Arden’s Farm. Before the invention of synthetic dyes, this was one of the plants widely cultivated for colouring cloth (not to mention the skins of ancient Britons). Post navigationPrevious post: Head-bobbing swansNext post: Half-grown moorhen chick, Wildside Centre