Nutrients & Supplements

EMHHCL270G
Emerald Harvest Hydra Clear Hydra Clear: USE HYDRA CLEAR POWERFUL MULTI-ENZYME LINE CLEAR TO: Rip through the toughest bio-film buildup to ensure the next growing cycle starts clean while reducing maintenance and costly downtime. Keep every inch of the system clean and clear....
$37,461.55 $49,846.15 -25%
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EMHRW270G
Emerald Harvest Root Wizard Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in the growing...
$23,540.69 $29,085.71 -19%
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EMHRW270GFMNO
Emerald Harvest Root Wizard (FL/MN/NC/OK) Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in...
$23,540.69 $29,085.71 -19%
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EMHRW270GOR
Emerald Harvest Root Wizard (OR) Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in the...
$23,540.69 $29,085.71 -19%
Out of stock
HGAMT200L
House & Garden Amino Treatment Helps to strengthen the plant and build a solid foundation for later flowering.  
$17,745.00 $27,300.00 -35%
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HGMZN1000L
House & Garden Multi Zen This unique formulation helps to achieve maximum growth with every harvest.  
$17,745.00 $27,300.00 -35%
Out of stock
SIP02FGHC208LTUS
HYGROZYME Horticultural Enzyme Formula208L - ConcentrateDesigned with larger growers in mind, HYGROZYME Concentrate is 5X more concentrated than our original and sought-after HYGROZYME formula. A powerful blend of beneficial enzymes specifically formulated to prevent root rot by accelerating the...
$15,793.13 $19,999.99 -21%
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EMHEG270G
Emerald Harvest Emerald Goddess USE EMERALD GODDESS PREMIUM PLANT TONIC TO: Treat plants to vitamin B1 and a multitude of rich, natural compounds. Support vigorous growth for abundant flowering Increase nutrient uptake for root development. Nurture valuable crops with Emerald...
$14,915.24 $18,428.57 -19%
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EMHHC270G
Emerald Harvest Honey Chome Honey Chome: USE HONEY CHOME AROMA AND RESIN ENRICHER TO: Cultivate fragrant, sticky, resinous buds and blooms. Feed beneficial microbes in the root zone. Enable the cultivation of plants with intense aroma, flavor and vivid color. Intensify fragrance...
$14,915.24 $18,428.57 -19%
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EMHKK270G
Emerald Harvest King Kola King Kola: USE KING KOLA POWERFUL BLOOM BOOSTER TO: Encourage prolific flowering and massive, weighty blooms. Maximize budding, structural floral development and ripening for heavier harvests. Treat plants to naturally occurring, vegetable-based proteins....
$14,915.24 $18,428.57 -19%
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EMHKK270GFNP
Emerald Harvest King Kola (FL/NM/PA) King Kola: USE KING KOLA POWERFUL BLOOM BOOSTER TO: Encourage prolific flowering and massive, weighty blooms. Maximize budding, structural floral development and ripening for heavier harvests. Treat plants to naturally occurring, vegetable-based...
$14,915.24 $18,428.57 -19%
Out of stock
HGC732544
Boost Your Plant's Reproductive Cycle with Liquid KoolBloom® Liquid KoolBloom® is a powerful bulking agent that helps initiate larger, heavier fruits and flowers at the start of the reproductive cycle. With its blend of stress-reducing vitamins and nutrient-transporting acids, Liquid...
$14,838.09
Out of stock
HGC733533
Optimize Plant Nutrition with General Hydroponics® CALiMAGic™ Prevent Nutrient Deficiencies in Fast-Growing Plants CALiMAGic™ is a powerful blend of calcium and magnesium that helps prevent secondary nutrient deficiencies in fast-growing plants. This concentrated formula is...
$11,838.93
Out of stock
HGC00026
Increase Plant Health with Cal-Mag™ Plus Botanicare® Cal-Mag™ Plus is a powerful plant supplement that provides essential nutrients to help correct common deficiencies. With a 2-0-0 nutrient ratio, this supplement is enriched with calcium, magnesium, and iron to support healthy...
$10,819.97
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EMHSS270G
Emerald Harvest Sturdy Stalk Sturdy Stalk: USE STURDY STALK POTASSIUM SILICATE SUPPLEMENT TO: Achieve thicker and more rigid plant cell walls for sturdier plants. Fortify plants so they can support big buds. Get more prolific budding, flowering and yields Strengthen plant cell...
$10,695.06 $13,214.29 -19%
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VI3055GAL
SUPERthrive® - The Original Vitamin Solution SUPERthrive® is a highly concentrated non-toxic vitamin solution invigorating all variety of greenery for home gardeners and professionals alike. It is equally suited for hydroponics, hydro-seeding, and foliar spraying. SUPERthrive® maximizes...
$9,315.86 $10,748.99 -13%
Out of stock
CES2610
UNCLE JOHN'S BLEND (UJB) is a complex potassium mixture used primarily to enhance a plant's metabolic rate, especially for flowering plants during the blooming stage. Potassium is a major component in photosynthetic processes, including the production of ATP (plant sugars) and the transfer of...
$8,847.11 $11,323.99 -22%
Out of stock
CES2610OR
This SKU is only for sale in Oregon. UNCLE JOHN'S BLEND (UJB) is a complex potassium mixture used primarily to enhance a plant's metabolic rate, especially for flowering plants during the blooming stage. Potassium is a major component in photosynthetic processes, including the production of...
$8,847.11 $11,323.99 -22%
Out of stock
CES2508
Plant Amp is a chelated calcium product that also contains a proprietary organic plant stimulating ingredient. Calcium is the basis of cell wall development in plants, and the chelated calcium in Plant Amp is extremely soluble, providing an easily utilized source of calcium. Plant Amp is 100%...
$8,718.03 $11,323.99 -23%
Out of stock
CES2807
Mag-Amped is a pure magnesium product combined with an organic surfactant that helps with uptake and overall solubility. Magnesium is essential for chlorophyll production in plants, and in turn chlorophyll is the component in photosynthesis, essentially starting the process through collection of...
$8,559.50 $11,323.99 -24%
Out of stock
H1610416FR55G
HEAVY 16 Fire • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Provides organic matter • Improves soil conditions for increased plant vigor Heavy Fire represents the ultimate hand-crafted P/K booster created through strict adherence to...
$8,378.99
In stock
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H1610416FR55GOR
HEAVY 16 Fire (Oregon Only) • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Provides organic matter • Improves soil conditions for increased plant vigor
$8,378.99
In stock
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H1610518RS55G
HEAVY 16 Roots • Improved overall plant nutrition • Improves soil/nutrient conditions for root growth • Support soil conditions for greater root mass • Supports conditions for better plant establishment Heavy Roots is a revolutionary new additive designed to enhance the rhizosphere on...
$8,378.99
In stock
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EMHHCL55G
Emerald Harvest Hydra Clear Hydra Clear: USE HYDRA CLEAR POWERFUL MULTI-ENZYME LINE CLEAR TO: Rip through the toughest bio-film buildup to ensure the next growing cycle starts clean while reducing maintenance and costly downtime. Keep every inch of the system clean and clear....
$8,160.61 $10,858.46 -25%
Out of stock
EMHPHD270G
Emerald Harvest pH Down pH up and pH down: Keep the nutrient solution and the growing medium in the “sweet spot” (pH 5.5‒6.5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH...
$8,093.58 $13,214.29 -39%
Out of stock
EMHPHU270G
Emerald Harvest pH Up pH up and pH down: Keep the nutrient solution and the growing medium in the “sweet spot” (pH 5.5‒6.5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH imbalances....
$8,093.58 $13,214.29 -39%
Out of stock
CES3305
Sour-Dee provides organic carbohydrates and electrolyes to stimulate amino acid production and provide a superior carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight levels...
$7,422.65 $10,599.99 -30%
Out of stock
CES2910
Sugaree provides an organic carbohydrate and electrolyte source to stimulate amino acid production, and provides a carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight levels...
$7,422.23 $10,599.99 -30%
Out of stock
HGC732028
Boost Plant Vigor with Floralicious Plus Floralicious Plus is the foundation of General Hydroponics'® Floralicious® line, and it's no wonder why it's our number one nutrient additive. Formulated for use in both the vegetative and flowering stages of growth, this highly concentrated solution...
$7,234.34 $12,382.25 -42%
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MFBEONE275G
Mad Farmer’s BE ONE is the most comprehensive B1 additive on the market. In addition to vitamin B1, it is derived from Ascophyllum Nodosum and is infused with Humic Acids and Protein Hydrolysate. BE ONE will assist in all phases of plant growth and help to reduce shock during transplant &...
$6,825.00 $8,085.00 -16%
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H1610316PE55G
HEAVY 16 Prime   • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Supports microbial populations • Supports conditions for better plant establishment PRIME is an ultra-diverse liquid formulation designed for use at all times of your...
$6,320.99 $6,772.49 -7%
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EMHCM270G
Emerald Harvest Cal-Mag Cal-Mag: USE CAL-MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them green and healthy vigorous. Activate enzymes in plants that help plants uptake nutrients. Keep your plants...
$6,185.80 $7,642.86 -19%
Out of stock
SIPHYGRO8208L
Hygrozyme® is a concentrated enzyme formula and is an essential addition to any grow system. With over 20 years of medical and horticultural enzyme formulation and production experience, SIPCO perfected a proprietary formula to help plants reach their full genetic potential. Hygrozyme...
$5,775.06 $7,403.99 -22%
Out of stock
BBRJ55GAL
Root·Juice natural ingredients are a harmonious balance of premium nutrients and humic acids with seaweed. This product was formulated for promoting vigorous root growth and biological life in the radicular system, producing explosive growth and yields. It is ideal for hydroponic dirt crops and...
$5,727.53 $7,342.99 -22%
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DYNDNEM550
SUPERthrive Pure Neem Oil Organic Leaf Polish55gal100% Pure cold pressed Neem oil. Neem oil leaves a natural shine on leaves without clogging stomata that leaves need to take in carbon dioxide and release oxygen.
$5,542.95 $8,871.38 -38%
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HGC733005
Hydroplex® Bloom Enhancer creates larger fruits and flowers and surpasses that standard by both increasing plants' resistance to external stresses and amplifying natural enzyme, chlorophyll and essential oil production.
$5,472.23
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EMH440208
Emerald Harvest Root Wizard55galWith Emerald Harvest Root Wizard get more nutes to your roots with just two easy applications during the crop life cycle. Contains non-plant-food ingredients.Active Ingredients: Viable Bacterial Spores.
$5,434.00 $5,971.43 -9%
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EMH44020801
Emerald Harvest Root Wizard55galWith Emerald Harvest Root Wizard get more nutes to your roots with just two easy applications during the crop life cycle. Contains non-plant-food ingredients.Active Ingredients: Viable Bacterial Spores.Florida, Minnesota, North Carolina, Oklahoma Only
$5,434.00 $5,971.43 -9%
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EMH44020802
Emerald Harvest Root Wizard55galWith Emerald Harvest Root Wizard get more nutes to your roots with just two easy applications during the crop life cycle. Contains non-plant-food ingredients.Active Ingredients: Viable Bacterial Spores.Oregon Only
$5,434.00 $5,971.43 -9%
Out of stock
SIP02FGHG208LTUS
HYGROZYME Horticultural Horticulture Enzyme Formula208L (54.95gal)HYGROZYME is a powerful blend of concentrated, beneficial enzymes that work synergistically to ensure plants achieve their full genetic potential. Containing a proprietary blend that feeds beneficial microbes, this formula is the...
$5,160.31 $7,162.99 -28%
Out of stock
HGBXL200L
House & Garden Bud-XL Use Bud-XL in the finishing weeks of flowering to improve the growth and yield of flowers and fruits.  
$4,914.00 $7,560.00 -35%
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EMHRW55G
Emerald Harvest Root Wizard Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in the growing...
$4,833.01 $5,971.43 -19%
Out of stock
Save 19%
EMHRW55GFMNO
Emerald Harvest Root Wizard (FL/MN/NC/OK) Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in...
$4,833.01 $5,971.43 -19%
Out of stock
Save 19%
EMHRW55GOR
Emerald Harvest Root Wizard (OR) Root Wizard: USE ROOT WIZARD MASSIVE ROOT BUILDER TO: Get a vibrant, stable rhizobacterial colonies in the root zone. Achieve bigger roots and longer root hairs for optimal nutrient uptake. Maintain a clean root system for better hygiene in the...
$4,833.01 $5,971.43 -19%
Out of stock
HGC718142
Enhance Your Garden's Nutrient Supply with GH Flora Micro What is General Hydroponics FloraMicro? General Hydroponics FloraMicro is a nutrient solution that is specifically designed for plants in the vegetative stage of growth. This product provides essential nutrients, including...
$4,701.15 $8,036.18 -42%
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CES3345
CES MICRO is the foundation of the CES mineral-based line. MICRO is to be used in conjunction with the GROW and/or BLOOM, in order to achieve a solid fertilizer base which can be used on its own or built upon with CES additives to achieve maximum growth. MICRO is comprised of a high quality...
$4,673.86 $5,999.99 -22%
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EMHM270G
Emerald Harvest Micro Grow, Micro, Bloom: USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ maximum genetic potential by tailoring feedings to the garden’s needs for professional results. Revitalize the feeding...
$4,318.52 $5,335.71 -19%
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EMHCPBA270G
Emerald Harvest Cali Pro Bloom A Cali Pro: USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding program. Get professional results for novice and expert growers alike. Feed simply—just measure and pour in equal portions. Spend...
$4,162.40 $5,142.86 -19%
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EMHCPBB270G
Emerald Harvest Cali Pro Bloom B Cali Pro: USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding program. Get professional results for novice and expert growers alike. Feed simply—just measure and pour in equal portions. Spend...
$4,162.40 $5,142.86 -19%
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EMHCPGA270G
Emerald Harvest Cali Pro Grow A Cali Pro: USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding program. Get professional results for novice and expert growers alike. Feed simply—just measure and pour in equal portions. Spend...
$4,162.40 $5,142.86 -19%
Out of stock
Save 19%
EMHCPGB270G
Emerald Harvest Cali Pro Grow B Cali Pro: USE CALI PRO PROFESSIONAL 2-PART NUTRIENT SERIES TO: Establish a simple, hassle-free yet complete feeding program. Get professional results for novice and expert growers alike. Feed simply—just measure and pour in equal portions. Spend...
$4,162.40 $5,142.86 -19%
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Save 16%
MFDOWN275G
Mad Farmer’s Get Down (ph down)  is specifically designed to lower pH levels in liquid nutrient solutions. It is compatible with all brands of nutrients, organic and/or synthetics.  Mad Farmer’s Get Down contains only the finest ingredients. No Dyes are added to mask the quality and...
$3,958.50 $4,725.00 -16%
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MFUP275G
Mad Farmer’s Get Up (pH Up) is specifically designed to raise the pH levels of liquid nutrients solutions. The Mad Farmer’s Get Up contains only the finest ingredients. No dyes are added to mask the quality and clarity of this formula. Get Up contains three different pH buffers, which...
$3,958.50 $4,725.00 -16%
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Save 6%
AP10030
FASILITOR As the flagship of the Aptus product lineup, Fasilitor is extremely concentrated, pure, and fast acting.  While it is a silica-based solution, it is unlike any other silica product on the market. Fasilitor’s patented formula works by increasing vascular pressure within the...
$3,937.76 $4,190.00 -6%
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CES3343
CES GROW is another component of the CES base 3-part. To be used in the vegetative stage, GROW adds more nitrogen for growth, and potassium to enhance the plant's photosynthetic rate and energy transfer throughout the plant. GROW is used only in the vegetative stage and is completely omitted...
$3,920.49 $5,514.99 -29%
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CES3344
CES Bloom is the second component of the base three part blooming formula, to be used in conjunction with the Micro. Bloom is a phosphorus-heavy formula for enhancing flower production, as well as to encourage a plant to shift its hormonal signals from vegetative to flowering. Bloom also contains...
$3,920.49 $5,515.99 -29%
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BBTM55GAL
Top-Max Natural Growth Supplement Top-Max is a 100% natural flowering strengthener which has the threefold pur¬pose of dramatically increasing the actual size and weight of floral clusters, leaving a sweet smooth taste in the finished prod¬uct, and feeding mycorrhizal fungi which...
$3,845.39 $4,929.99 -22%
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EMH410208
Emerald Harvest Emerald Goddess 2-1-455galEmerald Harvest Emerald Goddess encourages crop vitality and is suitable for foliar feeding or as a root drench.Guaranteed Analysis 2-1-4
$3,810.00 $4,285.71 -11%
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EMH420208
Emerald Harvest King Kola 0.3-2-355galEmerald Harvest King Kola maximizes budding, structural floral development and ripening for heavier harvests.Guaranteed Analysis 0.3-2-3
$3,810.00 $4,285.71 -11%
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EMH42020801
Emerald Harvest King Kola 0.3-2-355galEmerald Harvest King Kola maximizes budding, structural floral development and ripening for heavier harvests.Guaranteed Analysis 0.3-2-3Florida, New Mexico, Pennsylvania Only
$3,810.00 $4,285.71 -11%
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EMH430208
Emerald Harvest Honey Chome 0.5-0.5-155galEmerald Harvest Honey Chome enhances fragrance, flavor, color and potency and increases resin production.Guaranteed Analysis 0.5-0.5-1
$3,810.00 $4,285.71 -11%
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HGMZN200L
House & Garden Multi Zen This unique formulation helps to achieve maximum growth with every harvest.
$3,753.75 $5,774.99 -35%
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HGC718976
GH Flora Bloom 275 Gallon Tote: Unleash the Full Potential of Your Plants Maximize Flower and Fruit Development Elevate your plants to their peak with GH Flora Bloom. This specially formulated solution is designed to stimulate and accelerate flower and fruit development, ensuring lush,...
Manufacturer's Warranty1 Year
$3,689.66 $6,380.98 -42%
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HGC718977
GH Flora Gro: The Foundation of Robust Plant Growth Elevate Structural and Vegetative Growth GH Flora Gro is expertly formulated to stimulate and support the structural and vegetative growth of your plants. Ideal for growers seeking to foster a solid foundation for their plants, this...
Manufacturer's Warranty1 Year
$3,689.66 $6,380.98 -42%
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MFMOAB500LB
Mother of all Blooms (M.O.A.B.) The Mad Farmer’s M.O.A.B. (Mother of All Blooms) is a designed to optimize nutrient conditions for better overall plant mass. With a 0-52-32 NPK, M.O.A.B. supplies your plants with extreme levels of phosphorus and potassium. The potent formula is designed to...
$3,617.25 $4,357.50 -17%
Out of stock
HGAFA1000L
House & Garden Aqua Flakes A&B Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...
$3,583.12 $5,512.50 -35%
In stock
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HGAFB1000L
House & Garden Aqua Flakes A&B Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...
$3,583.12 $5,512.50 -35%
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EMHEG55G
Emerald Harvest Emerald Goddess USE EMERALD GODDESS PREMIUM PLANT TONIC TO: Treat plants to vitamin B1 and a multitude of rich, natural compounds. Support vigorous growth for abundant flowering Increase nutrient uptake for root development. Nurture valuable crops with Emerald...
$3,468.66 $4,285.71 -19%
Out of stock
Save 19%
EMHHC55G
Emerald Harvest Honey Chome Honey Chome: USE HONEY CHOME AROMA AND RESIN ENRICHER TO: Cultivate fragrant, sticky, resinous buds and blooms. Feed beneficial microbes in the root zone. Enable the cultivation of plants with intense aroma, flavor and vivid color. Intensify fragrance...
$3,468.66 $4,285.71 -19%
Out of stock
Save 19%
EMHKK55G
Emerald Harvest King Kola King Kola: USE KING KOLA POWERFUL BLOOM BOOSTER TO: Encourage prolific flowering and massive, weighty blooms. Maximize budding, structural floral development and ripening for heavier harvests. Treat plants to naturally occurring, vegetable-based proteins....
$3,468.66 $4,285.71 -19%
Out of stock
Save 19%
EMHKK55GFNP
Emerald Harvest King Kola (FL/NM/PA) King Kola: USE KING KOLA POWERFUL BLOOM BOOSTER TO: Encourage prolific flowering and massive, weighty blooms. Maximize budding, structural floral development and ripening for heavier harvests. Treat plants to naturally occurring, vegetable-based...
$3,468.66 $4,285.71 -19%
Out of stock
HGCOA1000L
House & Garden Cocos A&B Cocos A&B is formulated to provide the perfect ratio of nutrients while taking into account the cation-exchange capacity of coir. Coco coir as a medium has unique properties that are distinct from soils and hydroponic media.  
$3,439.80 $5,292.00 -35%
In stock
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HGCOB1000L
House & Garden Cocos A&B Cocos A&B is formulated to provide the perfect ratio of nutrients while taking into account the cation-exchange capacity of coir. Coco coir as a medium has unique properties that are distinct from soils and hydroponic media.  
$3,439.80 $5,292.00 -35%
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EMHB270G
Emerald Harvest Bloom Grow, Micro, Bloom: USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ maximum genetic potential by tailoring feedings to the garden’s needs for professional results. Revitalize the feeding...
$3,295.27 $4,071.43 -19%
Out of stock
Save 19%
EMHG270G
Emerald Harvest Grow Grow, Micro, Bloom: USE GROW, MICRO, BLOOM PROFESSIONAL 3-PART NUTRIENT SERIES TO: Enjoy maximum flexibility in mixing ratios. Reach plants’ maximum genetic potential by tailoring feedings to the garden’s needs for professional results. Revitalize the feeding...
$3,295.27 $4,071.43 -19%
Out of stock
BBALG55GAL
ALG-A-MIC Natural Growth Supplement Alg-A-Mic is a revitalizing product made from a high-grade organic seaweed concentrate extracted through cold-press rather than chemical solvents. It contains a high content of trace nutrients of vegetable origin, including nitrogen and soluble potash,...
$3,254.15 $4,171.99 -22%
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RG14604
Royal Gold Crown Jewels Bloom 1-4-2 is a 1-part feeding solution to your flowering crop production and soil fertilizing needs. Developed with Certified Soil Scientists, Certified Crop Consultants, and Legacy Cultivators in Humboldt County, CA. Designed for application as a top dress or to be...
$3,082.29 $3,962.99 -22%
Out of stock
RG14614
Royal Gold Crown Jewels Grow 3-2-2 is your single source solution to feeding plants throughout their vegetative, non-flowering growth period. Intended for use through incorporation into new or recycled soil or growing mediums and as a top-dress, to encourage vigorous plant growth. Created in...
$3,082.29 $3,962.99 -22%
Out of stock
SIP02FGHL208LTUS
HYCLEAN Line & Equipment Cleaner for Irrigation Systems208L (54.95gal) - Non-ToxicHYCLEAN is a powerful chelating agent for cleaning and preventing salt, mineral and fertilizer buildup in driplines, irrigation equipment and grow media. This concentrated formula is made with non-toxic,...
$3,045.60 $3,999.99 -24%
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AP18030
BLOOMBOOST Aptus Bloomboost is an additive used throughout the entirety of the fruiting and flowering periods of a plants lifespan. Bloomboost contains a blend of plant available elements including potassium, sulfur, and boron that work together to increase fruit/flower size, fiber mass, and...
$2,997.20 $3,186.00 -6%
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RGSRGCJG1T
Royal Gold Crown Jewels Grow 3-2-21000lb ToteRoyal Gold Crown Jewels Grow 3-2-2 is your comprehensive solution for supporting plant growth during their non-flowering stages. Suitable for new or recycled soil and growing mediums, it can be incorporated or used as a top-dress to encourage vigorous...
$2,989.31 $4,199.99 -29%
Out of stock

Minimum purchase for "Royal Gold Crown Jewels Grow 3-2-2 | 1000lb Tote" is 2.

H1610415FR55L
HEAVY 16 Fire • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Provides organic matter • Improves soil conditions for increased plant vigor Heavy Fire represents the ultimate hand-crafted P/K booster created through strict adherence to...
$2,939.99
In stock
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H1610415FR55LOR
HEAVY 16 Fire (Oregon Only) • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Provides organic matter • Improves soil conditions for increased plant vigor
$2,939.99
In stock
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H1610517RS55L
HEAVY 16 Roots • Improved overall plant nutrition • Improves soil/nutrient conditions for root growth • Support soil conditions for greater root mass • Supports conditions for better plant establishment Heavy Roots is a revolutionary new additive designed to enhance the rhizosphere on...
$2,939.99
In stock
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HGRXL20L
House & Garden Roots Excelurator Gold For soil, coco, and peat applications. The world famous Roots Excelurator, with its well kept secret formula, is used for cuttings, seedlings, and plants in the vegetative and early flowering stages.  
$2,645.37 $4,069.80 -35%
In stock
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HGSRXL20L
House & Garden Roots Excelurator, (silver bottle) Classic formula that is compatible in hydroponic and recirculating systems.  
$2,645.37 $4,069.80 -35%
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AP12030
STARTBOOST StartBoost along with Fasilitor are the foundation products of the Aptus Premium Collection range. Aptus StartBoost is comprised of humic acid derived from leonardite, a natural source of humic acid mined from the Earth.    Humic acid is filled with long chain carbon-based...
$2,540.00 $2,700.00 -6%
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HGTBS200L
House & Garden Top Booster Top Booster provides nutrients needed for ripening and helps set the stage for Bud-XL and Shooting Powder.  
$2,525.25 $3,885.00 -35%
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EMH460208
Emerald Harvest Sturdy Stalk55galEmerald Harvest Sturdy Stalk premium potassium silicate supplement, is a valuable addition to your feeding program at crucial stages in the crop life cycle when fruits and flowers are putting on girth and weight. The silica deposited in plant tissues helps...
$2,502.50 $2,750.00 -9%
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EMH490056
Emerald Harvest Hydra Clear15galEmerald Harvest Hydra Clear Multi-Enzyme Line Cleaner removes buildup in feeding lines with all-natural enzymatic line cleaner. Hydra Clear removes clogs to ensure that the full investment you make in nutrients gets through the feeding system to the plant. Hydra...
$2,476.50 $2,785.71 -11%
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MFGROW275LB
Mad Farmer’s Professional Series Growth Formula is a comprehensive 1 part base nutrient for the vegetative cycle of your plants. Our Professional Series Growth Formula supplies your plants with everything needed to produce consistent high quality yields. Mad Famer’s Professional Series Growth...
$2,457.00 $2,887.50 -15%
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H1610466FH55G
HEAVY 16 Finish • Improves overall plant nutrition • Improves efficiency of applied fertilizers • Supports conditions for better plant establishment Heavy Finish aids in achieving an electrochemical balance because it is both a donor and receptor of electrons. When used as a final...
$2,278.49 $3,072.24 -26%
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EMHHCL15G
Emerald Harvest Hydra Clear Hydra Clear: USE HYDRA CLEAR POWERFUL MULTI-ENZYME LINE CLEAR TO: Rip through the toughest bio-film buildup to ensure the next growing cycle starts clean while reducing maintenance and costly downtime. Keep every inch of the system clean and clear....
$2,254.63 $2,785.71 -19%
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HGC00032
Optimize Your Plant Nutrient Uptake with Botanicare Liquid Karma Are you looking for a dynamic plant food to support your plants' growth and development? Look no further than Botanicare Liquid Karma! When used in combination with your preferred plant food, Liquid Karma may enhance the...
$2,253.54 $3,839.48 -41%
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EMHSS55G
Emerald Harvest Sturdy Stalk Sturdy Stalk: USE STURDY STALK POTASSIUM SILICATE SUPPLEMENT TO: Achieve thicker and more rigid plant cell walls for sturdier plants. Fortify plants so they can support big buds. Get more prolific budding, flowering and yields Strengthen plant cell...
$2,225.73 $2,750.00 -19%
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ROSSI55G
Soul Infinity nutrient supplement is derived from Soy Protein Hydrolysate, Seaweed (Ascophyllum nodosum), Yucca Extract, Molasses, Pure Sugar Cane, Magnesium amino acid chelate, Calcium amino acid chelate, Iron amino acid chelate, Silica from Bamboo Extract, and Humic Acids from Leonardite....
$2,212.57 $2,837.03 -22%
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HGC749355
Boost Your Plant's Flavonoid, Terpenoid, and Resin Production with Purpinator 0-2-4 from Rhizoflora Enhance the Coloration of Purple Phenotype Plants Purpinator is a powerful nutrient additive that helps your plants produce more flavonoids, terpenoids, and resin. This unique formula is...
$2,095.47
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CES2507
Plant Amp is a chelated calcium product that also contains a proprietary organic plant stimulating ingredient. Calcium is the basis of cell wall development in plants, and the chelated calcium in Plant Amp is extremely soluble, providing an easily utilized source of calcium. Plant Amp is 100%...
$2,062.55 $2,972.99 -31%
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CES2607
UNCLE JOHN'S BLEND (UJB) is a complex potassium mixture used primarily to enhance a plant's metabolic rate, especially for flowering plants during the blooming stage. Potassium is a major component in photosynthetic processes, including the production of ATP (plant sugars) and the transfer of...
$2,062.55 $2,972.99 -31%
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CES2607OR
This SKU is only for sale in Oregon. UNCLE JOHN'S BLEND (UJB) is a complex potassium mixture used primarily to enhance a plant's metabolic rate, especially for flowering plants during the blooming stage. Potassium is a major component in photosynthetic processes, including the production of...
$2,062.55 $2,972.99 -31%
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H1610315PE55L
HEAVY 16 Prime   • Improves overall plant nutrition • Improves soil/nutrient conditions for better crop yield • Supports microbial populations • Supports conditions for better plant establishment PRIME is an ultra-diverse liquid formulation designed for use at all times of your...
$2,057.99 $2,204.99 -7%
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HGC732543
Boost Your Plant's Reproductive Cycle with Liquid KoolBloom® Liquid KoolBloom® is a powerful bulking agent that helps initiate larger, heavier fruits and flowers at the start of the reproductive cycle. With its blend of stress-reducing vitamins and nutrient-transporting acids, Liquid...
$2,043.26 $3,492.81 -42%
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ROBWT
Roots Organics Big Worm pure and premium earthworm castings is a distinctive natural soil amendment. Aurora Innovations earthworms are carefully tended and fed an unparalleled blend of organic and natural feedstocks for exceptional quality worm castings. No fillers, no chemicals and no tricks....
$2,005.48 $2,821.72 -29%
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HGAMT20L
House & Garden Amino Treatment Helps to strengthen the plant and build a solid foundation for later flowering.  
$1,979.25 $3,045.00 -35%
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HGC749325
Enhance Plant Oil Production with Terpinator 0-0-4 Maximize Your Plant's Potential with Our Patented Formula Terpinator 0-0-4 is a unique blend of naturally occurring plant compounds that have been scientifically proven to boost the production of terpinoids and plant oil producing...
$1,943.04
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CES3408
In trace amounts, silicon forms silicon enzyme complexes, which function in metabolic roles in photosynthesis and respiratory processes. It has important roles in the formation of new leaves, pollination, fruit formation and fruit storage. Significant increases in yield have been attributed to...
$1,930.86 $2,627.99 -27%
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DYNDBLM550
SUPERthrive Bloom Plant Nutrients 3-12-655galA low Nitrogen, high phosphorus concentrate specifically formulated to encourage the development of large, vibrant booms. It is ideal for roses, orchids, African violets, and all other flowering plants. Bloom supplies a balance for low ammoniacal to...
$1,914.54 $3,059.10 -37%
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DYNDFOL550
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-655galFoliage-Pro provides the 3-1-2 NPK ratio recommended for tropical foliage plant production and a wide range of other plants. It also supplies a high nitrate to ammoniacal Nitrogen ratio needed to promote shorter internodal spacing resulting in...
$1,914.54 $3,059.10 -37%
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DYNDGRO550
SUPERthrive Grow Liquid Plant Food 7-9-555galAn all purpose complete nutrition concentrate used to promote both foliage and bloom growth. It is urea free and won't burn your plants and is ideal for poor, rocky soils, hydroponics, and container grown plants. It is a rapid cure for nutrient...
$1,914.54 $3,059.10 -37%
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EMH470208
Emerald Harvest pH Up55galEmerald Harvest pH Up lets you fine-tune the pH of the growing medium. This enables you to regulate the pH for optimal nutrient uptake and stable conditions for beneficial microbes living in the root zone. When the pH of the nutrient solution stays in the “sweet spot”...
$1,898.00 $2,750.00 -31%
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EMH480208
Emerald Harvest pH Down55galEmerald Harvest pH Down lets you fine-tune the pH of the growing medium. This enables you to regulate the pH for optimal nutrient uptake and stable conditions for beneficial microbes living in the root zone. When the pH of the nutrient solution stays in the “sweet...
$1,898.00 $2,750.00 -31%
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CES2906
Sugaree provides an organic carbohydrate and electrolyte source to stimulate amino acid production and provides a carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight...
$1,896.39 $2,599.99 -27%
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CES3306
Sour-Dee provides organic carbohydrates and electrolyes to stimulate amino acid production and provide a superior carbohydrate source. It contains polysaccharides folded into a matrix fortified with an emulsion of trace minerals. This formulation acts as a compensator as lowering sunlight...
$1,896.39 $2,599.99 -27%
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DYNDMAG550
SUPERthrive Mag-Pro Nutritional Supplement 2-15-455galA unique supplement that can be used with any complete nutrition formula as a blossom booster. The high phosphorus, magnesium and sulfur content of this formula brings out color, fragrance and size in flowers, fruit, and many vegetable crops....
$1,878.04 $3,018.32 -38%
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BBB55GAL
Bio-Bloom liquid organic plant food is a complete liquid organic fertilizer containing a small amount of naturally occurring minerals such as nitrogen and and enough phosphorous and potassium to ensure exuberant flowering and fruit settings. Bio-Bloom also works in harmony with the soil to...
$1,818.95 $2,331.99 -22%
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BBBG55GAL
Bio-Grow liquid natural plant food is a liquid fertilizer applicable to most types of dirt and substrate mixtures. Bio-Grow activates the substrates' bacterial flora due to its base of 100% of Dutch organic sugar beet extract, commonly known as molasses. As with all Biobizz products, it has low...
$1,818.95 $2,331.99 -22%
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HGC732811
General Hydroponics ARMOR SI 0-0-455galArmor Si is suitable for all types of plants during all stages of growth. It can be used for plants growing in hydroponics, coco coir and all types of media. Use as a growth enhancer with irrigation water, or in addition to your regular fertilizers. Armor Si...
$1,795.62 $3,085.83 -42%
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HGC718066
Get the Best Results from Your Plants with Pure Blend Pro Grow Formula 3-2-4 Powerful One-Part Plant Food for Soil, Coco, and Hydroponic Gardens Pure Blend Pro Grow is a top-of-the-line plant food that can be used in a variety of gardening applications. Whether you're growing fruits,...
$1,775.94 $3,035.85 -42%
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HGC718048
Growing Healthy Plants with Pure Blend® Pro Bloom Formula 2-3-5 Botanicare® Pure Blend® Pro Bloom Formula is a top-quality, one-part plant food that is both natural and organic-based. This product is a great alternative to traditional chemical fertilizers and helps to create a healthy,...
$1,775.94 $3,035.85 -42%
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SIPHYZCONC20L
Hygrozyme Concentrate®️ is your enzyme solution for licensed/commercial growers at a 5X concentrated formula allowing them to get more for less! Dosage is 1.5 ml to 1 gallon of water.
$1,768.37 $1,907.99 -7%
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HGC718053
Optimized for Soil Container Gardening Botanicare® Pure Blend® Pro Soil is a specially formulated blend for cultivating fruiting and flowering plants in soil. The unique 1-4-5 formula is specifically designed for soil applications, with increased levels of phosphorous to support healthy...
$1,741.10 $2,976.31 -42%
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AP16030
MASSBOOST MassBoost is a plant booster that prevents Calcium (Ca) and Magnesium (Mg) deficiencies while enhancing powerful fruit set and development. MassBoost is used during weeks 3, 5, and 7 in flower to provide increased levels of calcium and magnesium during specific stages of flower...
$1,727.20 $1,836.00 -6%
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PRPSGW25
Great White is a premier mycorrhizal product. It contains carefully selected mycorrhizal fungi and bacteria well-suited to a variety of soils, climates and plants.  The microbes in Great White enhance the availability or uptake of plant nutrients and water through the root system.  In...
$1,719.28 $2,367.40 -27%
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DYBLM550
Attention: Dyna-Gro labels are being rebranded as SuperTHRIVE. During this transitional period, you may receive products with labels branded as either Dyna-Gro or SuperTHRIVE. The formulas, ingredients, and dosage rates are the same on both labels.  Only the branding has changed....
$1,706.25 $2,625.00 -35%
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DYGRO550
Attention : Dyna-Gro labels are being rebranded as SuperTHRIVE. During this transitional period, you may receive products with labels branded as either Dyna-Gro or SuperTHRIVE. The formulas, ingredients, and dosage rates are the same on both labels.  Only the branding has changed....
$1,706.25 $2,625.00 -35%
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NG0244
Hades Down is a pH adjusting liquid used to lower the pH of your nutrient solution. Hades Down chelates elements in the nutrient solution into stable, slow releasing forms which are easier for plants to absorb. Providing readily absorbed natural molecules, Hades Down has the ability to stimulate...
$1,692.60 $2,603.99 -35%
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EMHPHD55G
Emerald Harvest pH Down pH up and pH down: Keep the nutrient solution and the growing medium in the “sweet spot” (pH 5.5‒6.5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH...
$1,688.09 $2,750.00 -39%
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EMHPHU55G
Emerald Harvest pH Up pH up and pH down: Keep the nutrient solution and the growing medium in the “sweet spot” (pH 5.5‒6.5) for optimal nutrient uptake and no nutrient deficiencies. pH Up and Down are buffers composed of a weak base (Up) and weak acid (Down) designed to correct pH imbalances....
$1,688.09 $2,750.00 -39%
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