Mills Nutrients - Basis A&B (Soft Water)Blended Mineral and Organic Base Nutrients for Soft Water Basis A&B are highly concentrated, two part, organo mineral NPK base nutrients that deliver optimal nutrition right the way though the vegetative and flowering stages. As an organo mineral feed, Basis contains a blend of mineral salts and organic additives, giving you the best of both the hydroponic and organic worlds. The formulation enables plants to fully absorb nutrients within wider pH