The lichen has been moved to other trees in in a bid to create a new home. The oak blew down in a storm earlier this year, and ecologists were concerned that if it began to rot, the lichen would die. Xanthoria changing Lichen dyes after drying As for the Xanthoria, well that produced a special and strange dye. The lungwort lichen (Lobaria pumonaria) is a survivor of the ancient wildwood that grew in Britain after the last ice age, and its presence has traditionally been an indicator of a healthy woodland. The lungwort lichen on the oak formed what is thought to be the single largest community of the species in England. Once removed from the dye-pot, rinsed and set to dry in the sun, it immediately began to show a cyanotic bluing, as though the life was draining from its powder pink glow. The lungwort lichen (Lobaria pumonaria) is a survivor of the ancient wildwood that grew in Britain after the last ice age, and its presence has traditionally been an indicator of a healthy woodland. An ancient lichen is being glued to trees in the Lake District in an effort to save the species from extinction, the National Trust has said. Lungwort lichen has also been used as an ingredient in the manufacture of distilled spirits and other fermented alcohol beverages. Habitat. In terms of practical use, lungwort lichen is used in beer brewing, tanning leather and to produce an orange dye. It creates a brown dye color. Lungmoss, also called lungwort or lung lichen, is an herbal remedy that’s believed to support the lungs. This is why lungwort lichen is abundant in old growth forests, although it does occur less prolifically in coastal areas and moist woodlands throughout Europe, Africa, Asia and North America.