Energetic: cool, dry Therapeutic Actions: anti-inflammatory, … Historically, usnea was used as a wound dressing in the field, and modern studies confirm it’s anti-microbial properties. It is an easy one to forage if you're lucky to have it by you. Usnea (Immune Stimulant and Anti-Microbial) Usnea is a medicinal lichen that’s both an immune stimulant as well as anti-microbial. More info on foraging for usnea … It is used to promote excretion within the kidneys and the urinary tract, which supports a healthy immune response in the respiratory tract and mucous membranes, healthy functions of the urinary system… This ‘plant’ is not in fact a single plant but a combination of fungus and algae that grow in a symbiotic relationship. Usnea is a form of lichen that grows on trees. There are several varieties of Usnea… Two common names for Usnea are “Old Man’s Beard” and “The Lungs of The Forest”. It is a highly beneficial herb to have in your repertoire especially during cold and flu season or any time you need to build up your immune system. Usnea (Usnea sp.). If you have never been introduced to usnea you are in for a treat! Taken internally, usnea extracts have immune … In herbal practice Usnea Lichen is traditionally prepared as a alcohol tincture or extract. Usnea doesn’t seem to work well as a preventative, unlike immune boosters like echinacea. Usnea has a great affinity for the respiratory system, as well as being a profound infection fighter for the whole body. It seems to work better at helping the respiratory system to kick illnesses out of your system. You can also make …