You can use shrubs as a soundwall to help block out unwanted noise from neighbors, traffic or other sources, according to Extension.org. Mixing several kinds of shrubs can make a more dense screen and increase the barrier's effectiveness.
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Aileen Clarkson has been an award-winning editor and reporter for more than 20 years, earning three awards from the Society of Professional Journalists. She has worked for several newspapers, including "The Washington Post" and "The Charlotte Observer." Clarkson earned a Bachelor of Arts in journalism from the University of Florida.