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Custom Hydro stocks many high purity, fully water soluble fertilizer materials to make cannabis fertigation fertilizer solutions.

Fertilizers used for fertigation and hydroponics should be completely soluble in water as well as high purity. Only plant essential elements are desired so low in sodium, chloride and heavy metals as well. The hydroponic water soluble fertilizer materials that we supply at Custom Hydro are the purest, most concentrated fertilizers available. We only stock fertilizers from the most reputable suppliers in the world. All heavy metals analysis are posted online at the CDFA fertilizer database website. The labels are true and accurate. You can trust that what you are applying to your plants is only what you intended to be applying.

Custom Hydro offers the full portfolio of completely water soluble straight fertilizers, especially selected and produced for professional use in fertigation and foliar application.

Fertigation Fertilizers

• Amino Acids

• Ammonium Sulfate

• Calcium Nitrate

• Calcium Chelate

• Calcium Chloride

• Calcium Sulfate

• Chelated Miconutrient Mix

• Copper Sulfate

• Copper Chelate

• Fulvic Acid

• GrowClean, polyphosphate fertilizer with cleaning action

• Humic Acid

• Iron Chelate

• Iron Sulfate

• Magnesium Nitrate

• Magnesium Sulfate

• MagPhos

• Manganese Chelate

• Manganese Sulfate

• Mono Potassium Phosphate, MKP

• PeKacid

• Potassium Nitrate

• Potassium Silicate

• Potassium Sulfate

• Trace Elements