ATA CalMag is a fast-acting, professional additive for use in all types of substrates. It is a cocktail of nutrients that provides the additional calcium and magnesium required by your plants.

These secondary macronutrients are essential for optimal growth, as they are fundamental in the formation of cell walls and the absorption of light energy.

ATA CalMag is ideal when used for growing with soft water or demineralized water. It is also an excellent additive to your regular fertilization regime.

Application of ATA CalMag

Mix 1ml of Calmag for each liter of nutrient solution.

For optimal results, the water should be at room temperature (approx. 21º).