Despite their high up-front cost, high tunnels (shown here) can be a good investment for sweet cherry growers in Michigan and New York, according to a Cornell University study. (Courtesy Greg Lang, Michigan State University) High tunnels are a great way to get more out of sweet cherries, including larger and earlier-ripening fruit. The question is: Do the potential profits from such premium fruit outweigh the sizable expense of high tunnels? The answer is yes, according to a new Cornell University study of cherries grown in Michigan and New York. High tunnels are unheated greenhouse structures constructed with plastic tarps. […]