Fertilizers

  • Amendments & Growing Media

    Amendments

    Soil Amendments & Growing MediaHealthy soil and growing media are the foundation...

    Amendments

  • BioStimulants

    BioStimulants

    Plant Biostimulants & Growth EnhancersBiostimulants are substances and microorganisms that improve plant...

    BioStimulants

  • Specialty Crop Fertilizers

    Professional-Grade Fertilizers Formulated for Specialty Crops Give your plants the precise nutrition...

    Specialty Crop Fertilizers

  • Foliar Fertilizer Supplies

    Foliar Fertilizer Supplies

    Everything You Need to Run an Effective Foliar ProgramCustom Hydro stocks a...

    Foliar Fertilizer Supplies

  • Liquid Fertilizers

    Liquid Fertilizers

    Blended Liquid Fertilizer ConcentratesLiquid fertilizer concentrates offer convenience and precision for hydroponic,...

    Liquid Fertilizers

  • Organic Fertilizers

    Organic Fertilizers

    Dry Organic & Natural Mineral FertilizersCustom Hydro stocks a full range of...

    Organic Fertilizers

  • Schedule Consultation

    Schedule Consultation

    Schedule a Fertilizer & Hydroponics ConsultationGet expert, one-on-one guidance from Custom Hydro...

    Schedule Consultation

  • Preservatives

    Stock Solution Preservatives

    Preservatives for Fertilizer Solutions & Hydroponic ReservoirsMicrobial contamination in fertilizer stock solutions...

    Stock Solution Preservatives

  • Water Soluble Fertilizers

    Water Soluble Fertilizers

    Maximum Yields with Pure Water Soluble Fertilizers Pure Mineral Fertilizers and Pre-Mixed...

    Water Soluble Fertilizers

Custom Hydro stocks a full selection of water soluble and organic fertilizers and plant bio-stimulants.

Get the perfect fertilizer solution for your growing needs with Custom Hydro! From Canna+ to lettuce to pepper, our wide selection of water soluble and organic fertilizers and plant bio-stimulants will ensure that commercial and hobby growers have just what they need for hydroponics, fertigation and foliar applications.

  • Airofog USA ULV Fogger - U120
    Airofog USA ULV Fogger - U120
    Grower Price
    Airofog USA ULV Fogger - U120
    $290.16
    $334.50 $290.16
    Grower Price
  • Dramm MSO Heavy-Duty Hydraulic Sprayer
    Dramm MSO Heavy-Duty Hydraulic Sprayer
    Grower Price
    Dramm MSO Heavy-Duty Hydraulic Sprayer
    $1,350.00
    $1,525.00 $1,350.00
    Grower Price
  • Elite Base Nutrient B 0-5-4 Elite Base Nutrient B 0-5-4
    Elite Base Nutrient B 0-5-4
    Elite Base Nutrient B 0-5-4
    From $19.06
    $0.00 From $19.06
  • FloraFlex Nutrients V1 Bag 22lbs FloraFlex Nutrients V1 Bag 22lbs backside
    FloraFlex Nutrients V1 Bag 22lbs
    Grower Price
    FloraFlex Nutrients V1 Bag 22lbs
    $75.81
    $103.33 $75.81
    Grower Price
  • Riverview Living Soils Bio-Boost fortified worm castings 0.5 cu ft bag — front view Close-up of Bio-Boost worm castings texture — rich, dark, biologically active soil amendment
    Riverview Living Soils Bio-Boost Fortified Worm Castings |...
    Riverview Living Soils Bio-Boost Fortified Worm Castings |...
    $24.99
    $24.99
  • AgSil 25, 55 gallon potassium silicate fertilizer
    AgSil 25 Potassium Silicate Fertilizer 55 Gallon
    Grower Price
    AgSil 25 Potassium Silicate Fertilizer 55 Gallon
    $1,591.00
    $2,500.75 $1,591.00
    Grower Price
  • Athena Pro GROW 25 lb. bag
    Athena Pro GROW 25 lb. bag
    Grower Price
    Athena Pro GROW 25 lb. bag
    $140.00
    $200.00 $140.00
    $5.60 lb
    Grower Price
  • Athena Pro CORE 25 lb. bag
    Athena Pro CORE 25 lb. bag
    Grower Price
    Athena Pro CORE 25 lb. bag
    $140.00
    $200.00 $140.00
    $5.60 lb
    Grower Price
  • HYSHIELD 10L
    HYSHIELD 10L
    HYSHIELD 10L
    $65.64
    $0.00 $65.64
  • Plant-Prod MJ Finisher 4-31-37, 25 lb. Plant-Prod MJ Fiisher logo
    Plant-Prod MJ Finisher 4-31-37, 25 lb.
    Plant-Prod MJ Finisher 4-31-37, 25 lb.
    $67.83
    $0.00 $67.83
  • V1 VEGETATIVE PART 1
    V1 VEGETATIVE PART 1
    V1 VEGETATIVE PART 1
    From $6.14
    $0.00 From $6.14
  • Azomite 20 lb.
    Azomite 20 lb.
    Azomite 20 lb.
    $26.40
    $0.00 $26.40
  • CalPhos soft rock phosphate granular 20 lb. box — 0-3-0 organic phosphorus and calcium by Custom Hydro CalPhos Soft Rock Phosphate POWDER 20 lb.
    CalPhos Soft Rock Phosphate POWDER 20 lb.
    CalPhos Soft Rock Phosphate POWDER 20 lb.
    $13.25
    $13.25
    $0.66 lb
  • Sigma 4-4-4 Bio Fine Grade With Value-Added Biologicals | 50 lb. Sigma 4-4-4 Bio Fine Grade With Value-Added Biologicals | 50 lb.
    Sigma 4-4-4 Bio Fine Grade With Value-Added Biologicals...
    Sigma 4-4-4 Bio Fine Grade With Value-Added Biologicals...
    $30.06
    $30.06
    $0.60 lb
  • Old Bridge Zinc Sulfate Monohydrate | OMRI 55 lb Old Bridge Zinc Sulfate Monohydrate | OMRI 55 lb
    Old Bridge Zinc Sulfate Monohydrate | OMRI 55...
    Old Bridge Zinc Sulfate Monohydrate | OMRI 55...
    $85.68
    $0.00 $85.68
  • Giles Magriculture OMRI Organic Epsom Fertilizer full pallet Giles magnesium sulfate heptahydrate 50 lb bag Epsom salt
    Magriculture Magnesium Sulfate Full Pallet
    Grower Price
    Magriculture Magnesium Sulfate Full Pallet
    $1,224.27
    $1,469.02 $1,224.27
    Grower Price

Serving Arkansas, Kansas, Missouri and Oklahoma. Shipping Nationwide! Wholesale to the public!