farming groups in Detroit is impressive. Nonprofit Keep Growing Detroit, founded in 1989, supports more than 1,400 farms and gardens across the city, and a score of new organizations and projects have broken ground or been announced over the last few months. Hantz Woodlands, which has planted roughly 20,000 trees on a 140-acre plot on the east side of the city near the Indian Village development, seeks to grow a sustainable business from rows of oaks, maples, poplars, and birch. Saplings can be sold for landscaping, and the wood can later be sold for craft projects and eventually lumber. According to Hantz Farm President Michael Score, the $6 million it took to turn a tangle of brush, illegal dumping, and abandoned houses into a timber farm was asee it as a means to provide not just food, but employment and community development, a city cure-all. Wozniak shares the optimism, but grounds it in spreadsheets, scalability, and profit projections. For him and RecoveryPark, it's about exploiting a niche: with a focus on growing dozens of specialty vegetables in hoop houses and hydroponic greenhouses, which are usually flown in from California, Mexico, or further afield, his organization can cut out the transport cost, decrease spoilage, and turn a profit (they already supply buzzed-about local restaurants, including Selden Standard and Gold Cash Gold). A 10- to 15-acre farm with this kind of focus scales up and makes economic sense in a way a smaller city plot—or trying to grow acres of cash crops such as corn, soybeans, or