In the urban forest, insects and disease pests vie with urban sprawl and construction for the top cause of tree mortality. How is one to know a serious threat from a harmless and temporary problem? And where does one turn for help? This bulletin will teach you what to look for and how to communicate with professionals who can tell you how to help your tree – if, in fact, it does need help.
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Tree City USA Bulletin © 2018 Arbor Day Foundation.