What Is Usnea Lichen: Does Usnea Lichen Harm Plants

By December 13, 2017Articles

What Is Usnea Lichen: Does Usnea Lichen Harm Plants

By Mary Ellen Ellis You may not know yet what it is, but you have probably seen usnea lichen growing on trees. Although not related, it resembles Spanish moss, hanging in thin threads from tree branches. To better understand this fascinating lichen, check out this usnea lichen info. What is Usnea Lichen? Usnea is a genus of lichen that hangs in clumps of filaments on trees. Lichen is not a plant, although it is often mistaken for one. It is also not a single organism; it is a combination of two: algae and fungi. These two organisms grow together symbiotically, the fungus getting energy from the algae and the algae getting a structure on which it can grow. Usnea is most often found in coniferous forests. Does Usnea Lichen Harm Plants? Usnea lichen does not cause any harm to the trees it grows on and, in fact, usnea lichen in

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