Root Catalog > Default Category > Nutrients > Brands
 | Humboldt Honey Organic ESHoney ES is a premium organic blend of cane molasses, yucca, quillaja, saponaria, amino acids, sea-plant extract, and bentonite, this carb source is one of a kind. The ES means Extra Strength. It increases brix levels by providing sugars to beneficial...Only $24.34 |
 | Humboldt Honey Hydro CarbsHumboldt Honey Hydro Carbs is an excellent source of carbohydrates for all plants. It promotes and facilitates the growth of beneficial bacteria and fungi in your soil or soil-less media, and dramatically enhances the quality of any plant's fruit. Hydro...Only $13.40 |
 | Humboldt Nutrients - ProzymeProzyme, is a concentrate, made up of over 80 different beneficial enzymes. These enzymes will break down dead root mass, starches, carbohydrates and nutrients to make them readily available to the plant. Prozyme is a natural chelate, or a biological...Only $41.60 |
 | Humboldt Nutrients - Hum-Bolt HumicHUM-BOLT is a 8% humic acid derived from premium Leonardite, extracted from a mine known to produce the highest quality shale. Humic acid promotes high ion exchange capabilities, stimulates plant enzymes, increases beneficial organisms and acts as an...Only $18.34 |
 | Humboldt Nutrients - FlavorFul8% Refined Humic Acid Concentrate FlavorFul FlavorFul is a strong solution of 8% refined Humic acid concentrate, a little known and highly useful additive. The majority of refined Humic acid formulas on the market are .01% concentration. The clear appearance...Only $18.25 |
 | Humboldt Nutrients - Sea Cal 2-0-0Sea Cal is a highly concentrated growth enhancer and chelated calcium supplement that offers vital macro and micro nutrients in specific ratios during early plant development. Calcium is very important during a plant's vegetative cycle, controlling aspects...Only $35.36 |
 | Humboldt Bloom Natural 0-10-0Bloom Natural is an ultra-concentrated organic bloom formula designed to give your plants the large phosphorus and calcium boost needed during the flowering period. It induces an immediate flowering response in flowering plants, encouraging multiple flowering...Only $27.39 |
 | Humboldt Nutrients Master B 1-5-6Humboldt Nutrients Master A & B is a premium two-part amino acid-based fertilizer program designed for flowering plants. The amino acids and organic acid complexes set the Master A & B series apart from your standard base nutrient by making all the macro...Only $24.99 |
 | Humboldt Nutrients Master A 4-0-3Humboldt Nutrients Master A & B is a premium two-part amino acid-based fertilizer program designed for flowering plants. The amino acids and organic acid complexes set the Master A & B series apart from your standard base nutrient by making all the macro...Only $24.99 |
 | Humboldt Nutrients Bloom 0 - 6 - 5Bloom is part of our 3-Part Base Nutrient Program. The precise formulas when used with our Grow and Micro contain the ideal mix of nitrogen, phosphorous, potassium, micro-nutrients and trace elements needed for full-flavored harvests. Our 3-part line...Only $12.99 |
 | Humboldt Nutrients Micro 5 - 0 - 1Humboldt Nutrients Micro formula, was designed in Humboldt County to be used with our Grow and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Humboldt Nutrients Micro has all the micro nutrients necessary...Only $16.44 |
 | Humboldt Nutrients Grow (2 - 1 - 6)Humboldt Nutrients Grow formula, was designed in Humboldt County to be used with our Micro and Bloom to be a complete growing nutrient system for hydroponics as well as other growing mediums. Humboldt Nutrients has developed this vigorous three-part fertilizer...Only $12.15 |
 | Subculture BSubCulture-B is a probiotic inoculum of beneficial microorganisms that will increase the vitality and yield in all plants. Whether in soil or hydroponics, our proprietary blend of bacteria and trichoderma fungi colonize the root zone and media to form...Only $21.99 |
 | SubCulture MSubCulture®-M, Mycorhizae Root Inoculant contains a wide diversity of endo and ecto mycorrhizal fungi that colonize plant roots. These beneficial fungi form a fine network of fibrous strands that serve as an extension of the plants root system; increasing...Only $12.99 |
 | General Hydroponics pH Down LiquidThe Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5....Only $10.76 |
 | General Hydroponics pH Up DryThe Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5....Only $15.00 |
 | General Hydroponics pH Up LiquidThe Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level. To maximize plant growth, the pH of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5....Only $10.76 |
 | Grow More pH Down 30%Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Down to lower pH of nutrient solution with phosphoric acid.Only $11.95 |