Clay soils are alkaline rather than acidic. They have a pH ranging from 7 to 8.5, while acidic soils have a pH range of 4 to 6.5, according to the University of Minnesota Extension Service. The silver maple and chokeberry bush are examples of plants that do well in clay soils.
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Cameron Delaney is a freelance writer for trade journals and websites and an editor of non-fiction books. As a journalist, Delaney worked for wire services, newspapers and magazines for more than 20 years. Delaney's degrees include a bachelor's in journalism from Penn State and a master's in liberal arts from University of Denver.