Usnea

Common Name:

Usnea (also called Old Man’s Beard)

Botanical Name:

Usnea spp. (commonly Usnea barbata, Usnea longissima)

Short Description:

Usnea is a powerful antimicrobial and antifungal lichen traditionally used to treat respiratory infections, urinary tract infections, and systemic fungal conditions. It’s especially effective against gram-positive bacteria and is often used topically and internally.

Parts Used:

Whole lichen (dried or fresh)

Actions:

Antibacterial, antifungal, immune stimulant, expectorant, astringent

Energetics:

Cooling, drying, bitter

Body Systems:

Respiratory, immune, urinary, skin

Spiritual/Energetic Uses:

Protective and purifying. Usnea strengthens energetic boundaries, wards off invasive energies, and promotes inner clarity—especially useful for those who feel easily overwhelmed or energetically drained.

Planetary/Dosha Associations:

Planetary: Saturn and Mercury
Dosha: Balances Pitta and Kapha; may aggravate Vata if overused

Safety Notes:

Best extracted in dual-extract form (alcohol + water) to access its full spectrum. Use in small doses. Ensure proper identification and harvest sustainably, as lichens grow slowly. Avoid in pregnancy unless professionally guided.