There are times when it is impossible to be out in the garden - when its pouring, snowing, sleeting, freezing or too damn hot. While I do read a lot of garden books, and own a LOT of garden books so that I am never at a loss, I always have a mystery novel going as well. My friend B.J. Roche, who teaches journalism at the University of Massachusetts and writes for various regional and national publications, decided that…