Magnesium sulphate (MgSO4) contains 9.86% magnesium (Mg) It can be used in planted aquariums, hydroponics and horticulture to provide magnesium which is a macro nutrient and essential for plants.
Magnesium (Mg): A component of chlorophyll. Essential to the transport of iron in the plant. May be present in adequate quantities in hard water areas; is probably deficient in softer water areas.
Sulphur (S): Helps in chlorophyll production. Essential for healthy root growth. Stimulates rapid plant growth. Usually deficient in all but the hardest water areas.
500g packet

