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Light Green Splotches on Gulf Coast Trees: Lichens, Not a Problem

Identification

Light green splotches moving up water oak, magnolia, and popcorn tree = lichens. Symbiotic fungus-alga organisms; colors range from white to green.

Reassurance

  • Not parasitic; don’t harm trees.
  • Indicate pure air.
  • More visible on stressed/thin trees, but not the cause.

No action needed.

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