Magnesium Sulfate ROSSLBS3 Ultimate PK is a unique

Ultimate PK is a unique Phosphite based bloom stimulant formulated for the last weeks of flower development

Enriched with stress-reducing vitamins and nutrient-transporting acids

cleaned and rebatched monthly for best performance

All SunBlaster T5HO Combos include SunBlaster's T5HO Electronic ballast

wall mount housing

Magnesium Sulfate ROSSLBS3 Ultimate PK is a unique(49 Bags per Pallet) 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 inexpensive, highly soluble and naturally occurring. This agricultural grade magnesium sulfate heptahydrate (MgSO47H2O) is an extremely soluble and bioavailable source of magnesium and sulfur for the health of