By Bruce Hoskins, Maine Soil Testing Service, University of Maine, Katherine Garland, Extension Horticulture Professional, and Richard Brzozowski, Extension Professor, University of Maine Cooperative Extension. Adapted with permission from UNH Cooperative Extension For information about UMaine Extension programs and resources, visit extension.umaine.edu.Find more of our publications and books at extension.umaine.edu/publications/. Since Maine has no legal