This October 2007 photo provided by the University of Connecticut shows Euonymus alata shrubs known as burning bushes near the university campus in Storrs, Conn. Twenty one states have banned the ... more 
This October 2007 photo provided by the University of Connecticut shows Euonymus alata shrubs known as burning bushes near the university campus in Storrs, Conn. Twenty one states have banned the popular plant, which produces so many seeds that its growth is hard to control. But a University of Connecticut scientist has found a way to stop its unwanted spread by, in effect, neutering it. (AP Photo/University of Connecticut, Yi Li) less 
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Associated Press | Photo By University of Connecticut, Yi Li
Sun, Aug 21, 2011 9:51 AM EDT