Mills Nutrients Basis B, 20 LiterBasis A&B is a two part Base nutrient compatible with all mediums and growing systems. This page is for Part B Find Part A at this link here Basis Part A Not all base nutrients are created equal. Made from top quality ingredients with a focus on bioavailability, Mills Basis A&B has all the macro and micronutrients your plants need, carefully balanced to insure proper nutrition in both vegetative and bloom stages. With everything in the right