Calcium/Magnesium

RAW Soluble Calcium Magnesium: Essential Macro Elements With all of the emphasis on N-P-K in agriculture, calcium and magnesium are sometimes overlooked. RAW Calcium magnesium are essential macro-elements, used in relatively large quantities. In fact, plants take up more calcium than phosphorus! Calcium is sometimes combined with magnesium, since calcium can act as a buffer for magnesium uptake, helping to prevent toxic levels of magnesium from being take..

£9.95