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Whats growing on my trees? #868027

Asked May 11, 2024, 5:52 PM EDT

Can you tell me what is growing on my trees and should I get rid of it and how?

Polk County Florida

Expert Response

Here are a few pictures of my trees.

The Question Asker Replied May 11, 2024, 5:56 PM EDT

These are lichens and they are harmless. They are a wonderful symbiotic relationship between algae and fungi.

Kasia Duellman, PhD Plant Pathologist and Seed Potato Extension SpecialistUniversity of Idaho - Idaho Falls Research & Extension Center1776 Science Center Drive, Idaho Falls ID 83402email: kduellman@uidaho.eduPhone: 208-757-5476 Replied May 22, 2024, 1:47 PM EDT

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

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