Q&A – What is this growth on my magnolia? -Lichen
Question:
What is this growth on my sweet bay magnolia? Is it harmful?
Answer:
It is lichen. The lichen is not harming the tree. Lichen is a relationship between an algae or cyanobacteria and a fungus. Lichen grow on dead tissue, in this case, the bark. Lichen can be a symptom of a tree problem, but in this case, it looks like it is not.
Related Resources:
Tree-Dwelling Lichens
Lichens on Woody Shrubs and Trees
Lichens and Vines on Trees
What is this growth on my sweet bay magnolia? Is it harmful?
Answer:
It is lichen. The lichen is not harming the tree. Lichen is a relationship between an algae or cyanobacteria and a fungus. Lichen grow on dead tissue, in this case, the bark. Lichen can be a symptom of a tree problem, but in this case, it looks like it is not.
Related Resources:
Tree-Dwelling Lichens
Lichens on Woody Shrubs and Trees
Lichens and Vines on Trees
