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The gray spots on the trunk of your orange tree are lichens. Lichens are not harmful and their presence would not be responsible for other problems your tree might have.I have gray spots on the trunk of my Orange Tree. What should I do?
The gray spots on the trunk of your orange tree are lichens. Lichens are not harmful and their presence would not be responsible for other problems your tree might have.Article Details
Last Updated
23rd of April, 2010
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