Magnesium Sulfate | MgSO4 | 1lb

(1 customer review)

Magnesium Sulfate (MgSO4) Fertilizer for Aquarium Plants


Magnesium Sulfate Fertilizer for Planted Tank

The NilocG Aquatics Magnesium Sulfate fertilizer (MgSO4) is designed to provide a source of Magnesium (Mg) which is a key component of chlorophyll and the transport of iron (Fe). In addition, this MgSO4 fertilizer also contains Sulfur (S) which is essential for root development.

The Magnesium Sulfate fertilizer comes in a 1lb sealed bag.

Dosing Instructions

3/4 tsp into 10 gallons will add 10ppm Magnesium

Guaranteed Analysis

Magnesium Sulfate Heptahydrate(MgSO4.7H2O)
Magnesium (Mg) 10.0%
Sulfur(S) 13.0%

Information regarding the heavy metal content of this product can be found at Association of American Plant Food Control Officials


  1. CMF1967 (verified owner)

    Quality ferts that I know I can trust when using the recommended amount in my plated tanks. Thanks!!!

Add a review

Your email address will not be published. Required fields are marked *