Tennessee Appalachians
USDA: Spring in PA is time to be on lookout for invasive pests
USDA: Spring in PA is time to be on lookout for invasive pests April has been "Invasive Plant Pest and Disease Awareness Month," but the pests don't know that. The U.S. Department of Agriculture says it's the best time of year for Pennsylvanians to spot invasive species before they can do more damage.
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