Kremer Walnut Hulls, cut pieces… Kremer Yellow Wood, cut pieces - 100g Item No. K36200 Manufacturer Kremer Kremer Dragon`s Blood, powder - … Kremer Yellow Wood, cut pieces - 100g fustic Old fustik, or yellow wood, is derived from the heartwood of dyer s mulberry, a large, tropical tree of the mulberry family, Moraceae. × Kremer Yellow Wood, cut pieces - 100g