Lichens are harmless
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(Video 08/12/13) If you’ve noticed a crusty grey or green growth on the branches of your plants, there’s no need to be alarmed. On this edition of Get It Growing, LSU AgCenter horticulturist Dan Gill explains that these are lichens, and they're harmless. (Runtime: 1:40)
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| Last Updated: 8/5/2013 8:09:23 AM |
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