Using antifreeze to kill any plant, including hedges, poses poisoning danger to pets, wildlife and small children if they should ingest any part of the treated soil or plants. The safest way to kill unwanted hedges is to cut the bushes off at ground level, dig up the roots and use a synthetic or organic root killer to destroy remaining roots.
About this Author
Deborah Waltenburg has been a freelance writer since 2002. In addition to her work for Demand Studios, Waltenburg has written for websites such as Freelance Writerville and Constant Content, and has worked as a ghostwriter for travel/tourism websites and numerous financial/debt reduction blogs.