Magnesium Sulfate - Epsom Salt - 50 lbs.

$ 25.00

Magnesium sulfate (or Epsom salt) is used to correct magnesium deficiency which can be common in the hydroponic production of vegetable crops. It is perfect for use as a part of a hydroponic nutrient solution because it is a inexpensive, highly soluble and naturally occurring.

Hydroponics application: We dissolve magnesium sulfate in a solution of Master Blend Hydroponic Tomato Formula at the rate of 0.5 pound per gallon of water to make Part B of a 2-part, A-B hydroponic nutrient concentrate. For details on making Part B concentrate, see the description of Masterblend Hydroponic Tomato Formula.


Synthetic but acceptable for organic growing with restrictions.

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