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Brand Name: Humboldt Nutrients


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Humboldt Nutrients

Humboldt Nutrients is committed to providing the best quality gardening products for hydroponic and organic growers.

Humboldt Nutrients is located in Humboldt County, California. Their farms, gardens, and greenhouses are responsible for the cultivation of a variety of plants that help feed the stomachs and minds of people all over the world.

They employ leading experts in the fields of chemistry, mycology, and agronomy to assist in the formulation of Humboldt Nutrients products.

We're impressed with this line of fertilizers and we think you will be too.

Hydroponics Feeding Schedules:
8 week Hydro MODERATE
9 week Hydro MODERATE
10 week Hydro MODERATE

8 week Hydro HEAVY
9 week Hydro HEAVY
10 week Hydro HEAVY

Organic Feeding Schedules:
8 week Organic MODERATE
9 week Organic MODERATE
10 week Organic MODERATE

8 week Organic HEAVY
9 week Organic HEAVY
10 week Organic HEAVY

Master A & B DRAIN TO WASTE:
8 week Master A & B MODERATE
9 week Master A & B MODERATE
10 week Master A & B MODERATE
11 week Master A & B MODERATE

8 week Master A & B HEAVY
9 week Master A & B HEAVY
10 week Master A & B HEAVY

Master A & B RE-CIRCULATING:
8 week Master A & B MODERATE
9 week Master A & B MODERATE
10 week Master A & B MODERATE
11 week Master A & B MODERATE

 

Oneness HYDRO:
8-week Oneness Hydro
9-week Oneness Hydro
10-week Oneness Hydro

Oneness SOIL:
8-week Oneness Soil
9-week Oneness Soil
10-week Oneness Soil

 

Ginormous Bloom Enhancer 

Humboldt Nutrients specifically formulated Ginormous Bloom Enhancer to help your favorite plants yield the largest fruits, higher brix levels and better aromas.


Humboldt Honey HYDRO Carbs 

Humboldt Hydro Honey Carbs is an excellent source of carbohydrates for all plants grown hydroponically. It breaks down into the smallest possible sugars when dissolved in water, creating an easily accessible food for beneficial fungus, bacteria, and plants.


Humboldt Honey Organic ES 

Humboldt Honey Organic ES (Extra Strong) is an excellent source of carbohydrates for all plants.


Humboldt Nutrients Verde 

In Spanish, verde translates into green, and green is what you'll get when you use Humboldt Nutrients' Verde in your garden! This one-part organic growth catalyst can also be used as a foliar spray with either hydroponics or soil-based gardens.


Humboldt Nutrients Big Up Powder 

Humboldt Nutrient's Big Up Powder provides the final boost of energy that plants need to finish the bloom cycle with impressive results. This premium amino chelated bloom booster has no unnecessary artificial colors or dyes.


Humboldt Nutrients DeuceDeuce 

Organic DeuceDeuce, from Humboldt Nutrients, contains large amounts of potassium derived from Probiotic Potassium, and Sulfate Of Potash.


Humboldt Nutrients FlavorFul 

Humboldt Nutrients' FlavorFul is 8% fulvic acid - much stronger than others in the market. The dark amber color confirms the high concentration!


Humboldt Nutrients Master A & B 

Humboldt Nutrients' Master A (NPK: 4.9-0-3.8) and Master B (NPK: 1.5-5.2-6.3) is a naturally derived two-part amino acid-based fertilizer program designed for all plants.


Humboldt Nutrients Organic Bloom Natural 

Humboldt Nutrients' Organic Bloom Natural is an ultra-concentrated fertilizer that provides the large boost of phosphorus and calcium your plants need to thrive during the flowering stage.


Humboldt Nutrients Organic Grow Natural 

Humboldt Nutrients Organic Grow Natural gives your plants the balanced nutrition they need to thrive during the vegetative and flowering phases.


Humboldt Nutrients Sea Cal 

Humboldt Nutrients' Sea Cal is a powerful fertilizer additive designed for hydroponics gardening, with any growing medium. Safely use it on your vegetables, flowers, or herbs!


Humboldt Nutrients Sea Mag 

Humboldt Nutrients’ Sea Mag is loaded with vital micro-nutrients, plant hormones and B-vitamins! Cytokynins and auxins are also provided by the sea plant extracts and organic acid complexes.


Humboldt Roots 

Made by Humboldt Nutrients, Humboldt Roots is a highly concentrated root stimulant that expands the root zone during the critical growth stage.


Hum-Bolt Liquid Humic Concentrate 

For years Humic Acid has been largely absent from our soil, due to erosion and over-farming and has long been missing in our food chain.


Mayan MicroZyme 

Mayan MicroZyme, from Humboldt Nutrients, is a 100% organic and ecologically safe bacterial-enzymatic complex that decreases the risk of disease causing bacteria.


Myco Madness Soluble 

Made by Humboldt Nutrients, 100% organic Myco Madness contains a biologically active package, 8 mycorrhizal species, 12 beneficial bacteria and 2 Trichoderma species well-suited to a variety of media, soil conditions, climates and plants.


Myco Maximum Granular 

Myco Maximum granular is an organic biological innoculant that contains 8 species of growth-enhancing mycorrhizal fungi, 12 strains of beneficial bacteria, 2 Trichoderma species, plus other proprietary ingredients (humic acid, carbohydrates, amino acids).


Oneness 1-part base nutrient 

Humboldt Nutrients has created the first naturally chelated one-part formula base nutrient on the market. And Oneness is 100% bio-degradable!


ProZymE Biological Innoculant 

Made by California based Humboldt Nutrients, ProZymE is an all natural concentrated enzymatic formula containing more than 80 different enzymes.


Call or email us for quantity discounts!


FREE SHIPPING on orders totaling $250 or more
when delivered within lower continental USA!!!

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Growco Indoor Garden Supply
1042 Michigan NE  ·  Grand Rapids, Michigan USA  49503-1908
phone: (616) 454-6900  ·  toll free: 877-939-6900
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