Ann Ripley's horticultural heroine, Louise Eldridge, enchanted mystery lovers of all varieties in Death of a Garden Pest and Mulch . Now she returns in a witty new tale of muckraking, murder, and deeply buried—and very dangerous—secrets. Louise's TV show, Gardening with Nature , has made her a celebrity, sweeping her from lawn-mower commercials all the way to the president's National Environmental Commission. Not...