Nutrients & Supplements

Emerald Harvest Grow, 6 gal

Product Code:

EMHG6G

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...

$103.95 $154.00 -33%

In Stock: 37

FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 1gal - Concentrate - (Case of 4)

Product Code:

FXF790232

FoxFarm Grow Big Hydroponic Fertilizer 3-2-61gal - ConcentrateGrow Big is a liquid concentrate fertilizer specifically designed for hydroponic use. Grow Big Hydroponic contains earthworm castings, kelp, and essential micronutrients to support vigorous vegetative growth. The special brew is...

$103.33 $117.99 -12%

In Stock: 24

Minimum purchase for "FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 1gal - Concentrate - (Case of 4)" is 4.

FoxFarm Bush Doctor Sledgehammer | 1gal - OMRI Listed - (Case of 4)

Product Code:

FXF790812

FoxFarm Bush Doctor Sledgehammer1gal - OMRI ListedBush Doctor SledgeHammer is a unique rinse formula designed to remove excess fertilizer build-up by encouraging water movement through soil and soilless media. High fertilizer use can compromise plant growth over time due to concentrated mineral...

$103.33 $117.99 -12%

In Stock: 20

Minimum purchase for "FoxFarm Bush Doctor Sledgehammer | 1gal - OMRI Listed - (Case of 4)" is 4.

Mad Farmer Get Down, 1 qt, case of 12

Product Code:

MFDOWN1QT

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 clarity...

$102.91 $138.59 -26%

In Stock: 34

Mad Farmer Get Up, 1 qt, case of 12

Product Code:

MFUP1QT

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...

$102.91 $138.59 -26%

In Stock: 58

Roots Organics Uprising Bloom, 40 lbs

Product Code:

ROUB40

Roots Organics Uprising Bloom is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula is effective alone, as an amendment, or as a top dress for encouraging vigorous flowering and fruiting. Uprising Bloom is most effective when used in...

$102.79 $152.27 -32%

In Stock: 121

Roots Organics Uprising Foundation, 40 lbs

Product Code:

ROUF40

Roots Organics Uprising Foundation is a diverse blend of natural and organic ingredients specially formulated for maximum results. When used alone as an amendment, or as a top dress, this formula is very effective for supplementing calcium, magnesium and iron. However, it is particularly...

$102.79 $152.27 -32%

In Stock: 73

Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 30 gal

Product Code:

MFNUTS30G

Mad Farmer N.U.T.S. is a 100% natural, cold water extracted humic acids derived from humic shale. N.U.T.S. promotes an increase in nutrient uptake and optimize conditions for increase plant vigor. Humic acids aid in nutrient uptake by acting as a natural chelating* agent when added to a liquid...

$102.76 $1,181.25 -91%

In Stock: 4

Down to Earth Bio-Live 5-4-2 | 50lb - OMRI Listed

Product Code:

DTE01925

Down to Earth Bio-Live 5-4-250lb - OMRI ListedBio-Live is a rich, organic fertilizer mix infused with a generous amount of beneficial bacteria and mycorrhizal fungi to stimulate rooting, vigor and optimum plant development. Bio-Live encourages rapid colonization of soil and soil less mixes and...

$102.14 $142.99 -29%

In Stock: 493

B'Cuzz Blossom Builder | 1 qt

Product Code:

BZBBQT

Blossom Builder Liquid® is a finisher/hardener fertilizer that should be used in the final 4 weeks of the blooming and ripening stage of the plant. Improved nutrient conditions will maximize the structure of fruits and harvest weight. Blossom Builder Liquid® contains a unique P:K ratio of 1:2...

$101.92 $150.99 -32%

In Stock: 82

MILLS VITALIZE 500ML

Product Code:

MILVI500MLEA

Mills Vitalize USE FOR EXCEPTIONAL PLANT GROWTH AND YIELDS INCREDIBLE PLANT INVIGORATOR. Vitalize is Mills patent-protected mono-silicic acid product that supports plant vigor throughout the entire grow cycle. Vitalize contains a water-soluble, biologically active silica that is used by your...

$101.25 $150.00 -33%

In Stock: 197

General Hydroponics MaxiBloom 5-15-14 - 16lb

Product Code:

HGC718290

Maximize Your Harvest with General Hydroponics® MaxiBloom™ 5 - 15 - 14 MaxiGro™ and MaxiBloom™ are water-soluble, dry concentrate nutrients that are designed to provide superior results for a wide variety of crops, both hydroponic and soil-based. These highly potent...

$101.14 $155.71 -35%

In Stock: 83

General Hydroponics MaxiGro 10-5-14 - 16lb

Product Code:

HGC718310

General Hydroponics® MaxiGro™ 10-5-14: A Potent Growth Solution for All Crops MaxiGro™ is a powerful and versatile water-soluble dry concentrate nutrient formula developed by General Hydroponics®. This complete primary, secondary and micronutrient supplement provides superior...

$101.14 $155.71 -35%

In Stock: 51

Aptus Ecozen, 1 L

Product Code:

AP14010

ECOZEN Ecozen is a powerful blend of enzymes that keep the root surface clean, assist in breaking down decaying organic matter, and displace salt buildup from the planting medium. These functions are important for having a healthy rhizosphere and an efficiently operating planting medium. ...

$100.75 $149.25 -32%

In Stock: 39

Remo VeloKelp, 4 L

Product Code:

RN71730

VeloKelp's amazing formula is packed with vitamins and multiple seaweed extracts, specifically designed to support a thriving garden. It can be used during in all stages of growth, however VeloKelp is most beneficial during early plant development. Propagation: Promotes vigorous root growth...

$100.58 $148.99 -32%

Out of stock

Biomin Boron | 2.5gal - OMRI Listed

Product Code:

JH051001

Biomin Boron2.5gal - OMRI ListedBiomin Boron contains boron for soil and/or foliar application. Completely bioavailable and non-phytotoxic to plants when applied in accordance with directions. Designed to prevent and correct boron deficiencies and to boost crops during critical or fast growing...

$100.53

In Stock: 1

House & Garden Top Shooter, 500 ml

Product Code:

HGTSH005

House & Garden Top Shooter Top Shooter is the liquid version of Shooting Powder for growers that prefer liquids to powders.

$100.20 $134.95 -26%

In Stock: 1227

Grotek Vitamax Plus 1-1-2 | 4L - (Case of 4)

Product Code:

GRN770006306

Grotek Vitamax Plus 1-1-24LAs a full cycle fertilizer, Vitamax Plus contains essential nutrients and improves efficacy of any base nutrient. Key inputs support plant foliage and flower development. with low organic matter, this formula was designed for use in water culture systems.

$99.99

In Stock: 51

Minimum purchase for "Grotek Vitamax Plus 1-1-2 | 4L - (Case of 4)" is 4.

Roots Organics Extreme Serene, 1 gal

Product Code:

ROESG

Roots Organics Extreme Serene is a natural source of botanical extracts and nutrients for plant growth. Our revolutionary new formula improves upon the original: We have targeted and isolated crucial nutrients in various kelp species and stabilized the solution for maximum absorption....

$99.02 $146.27 -32%

In Stock: 170

DaKine 420 Advanced Growers Kit | 6, 300g - OMRI Listed

Product Code:

DAKAGKIT

DaKine 420 Advanced Growers Kit6, 300g - OMRI ListedThe original "seafood" compost. Made with calcium-rich lobster shells blended with sphagnum peat moss and compost. The result is a complex soil that drains well and is ideal for conditioning beds and borders. Excellent for high yield, healthy...

$98.98 $398.99 -75%

In Stock: 39