Mills Solid Basis A
Updated 18 Oct 2026
Mills Solid Basis A is the A part of the Mills Solids dry base nutrient for licensed producers. It provides calcium and magnesium nitrate with nitrogen for structure and vegetative growth and is used with Solid Basis B through growth and flowering.
Usage & Instructions
Adjust the dosage according to the growth stage, following the Mills growth protocol. Use together with Solid Basis B.
Product Specifications
Description
Mills Solid Basis A & B is a dry two-part base regime containing all macro- and micronutrients in balanced proportions for both the vegetative and flowering phases. Basis A provides the structure: calcium and magnesium nitrate, with nitrogen to push vegetative growth. Available only to licensed producers via Mills.
Solids
All products in the Solids range.
Mills Solid Basis B
Mills Solid Basis B is the B part of the Mills Solids dry base nutrient for licensed producers. It supplies phosphorus and potassium for flower development, with EDTA-chelated copper, manganese and zinc and EDDHA-chelated iron.
Mills Solid Ignite
Mills Solid Ignite is a highly concentrated dry bloom accelerator for licensed producers, dosed in micro amounts from week 3 of flowering. It blends bioactive sugars and vitamins with Ascophyllum nodosum kelp and fulvic acid.
More from Mills
Other products by Mills.
Mills Basis A
Mills Basis A is part A of the two-part Mills Basis A & B mineral base nutrient. Used together in equal amounts, A and B supply all macro- and micronutrients in balanced proportions for both the vegetative and flowering phases. NPK 3-0-1.
Mills Basis B
Mills Basis B is part B of the two-part Mills Basis A & B mineral base nutrient. Used together in equal amounts, A and B supply all macro- and micronutrients in balanced proportions for both the vegetative and flowering phases. NPK 0-4-3.
Mills C4
Mills C4 is a liquid bloom stimulator that encourages early flower sets and assists carbohydrate delivery and the production of essential oils. It is a concentrated mix of sugars, vitamins, amino acids and humic acids. NPK 0.7-3-3.
Mills CalMag
Mills CalMag is a highly concentrated liquid calcium and magnesium supplement. It corrects and prevents Ca and Mg deficiencies, supports growth and vitality and stabilises EC, and is essential with soft water or reverse-osmosis water.
Spotted an error, missing data, or have a comment? Send feedback to Mills.
Message Mills
Your message is delivered to the brand team.