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Humboldt Nutrients

Give your plants what they need, when they need it! Humboldt Nutrients is committed to providing the highest quality plant nutrients designed to provide the highest yields for the hydroponic or organic grower.

  • Humboldt Deuce Deuce

    Deuce Deuce

    Use to stimulate larger and harder flowers and improve overall plant health.

    $20.95 $17.50
  • FlavorFul Fulvic Acid


    Will make a huge difference in your garden’s fruit and flower production.

    $18.50 $14.95
  • Humboldt Nutrients Bloom Natural

    Bloom Natural

    Produces massive crops, high quality yields and super flavorful fruits.

    $27.50 $22.95
  • Humboldt Grow Natural

    Grow Natural

    Provides the nutrient-rich foundations needed during vegetative plant growth.

    $27.50 $22.95
  • Humboldt Honey

    Honey ES

    Increases Brix levels by providing sugars to beneficial bacteria, fungi and plants.

    $24.50 $19.95
  • Humboldt Roots

    Humboldt Roots

    Specifically designed to expand the root zone resulting in larger yields.

    $72.95 $59.95
  • Hum-Bolt Humic Acid


    Contains 8% humic acid to improve the health and production of your plants.

    $18.50 $14.95
  • Big Up Powder

    Big Up Powder

    A premium bloom booster designed for the last few weeks of a flowering.

    $31.50 $25.95
  • ProZyme Enzymatic Concentrate


    Specifically developed for cleansing and treating ALL growing mediums.

    $41.95 $34.50
  • Mayan MicroZyme

    Mayan MicroZyme

    Improve fertility and fruit yields by increasing nutrient uptake and availability.

    $364.00 $274.95
  • Myco Madness

    Myco Madness

    This biologically active mix can help plants improve nutrient and water uptake.

    $26.95 $21.95
  • White Widow

    White Widow

    Use to provide plant roots with greater access to water and nutrients in the soil.

    $57.50 $44.95