Mills Basis BBasis B Made from top quality ingredients with a focus on bioavailability, Mills Basis A&B has all the macro and micronutrients your plants need, carefully formulated to ensure proper nutrition in both vegetative and bloom stages. With everything in the right proportions it makes it easier for growers of all skill levels. Novice growers can simply use as directed, confident that their plants are receiving a well rounded diet; advanced growers can save