Nutrients & Supplements

House & Garden Top Booster, 250 ml

Product Code:

HGTBS002

House & Garden Top Booster Top Booster provides nutrients needed for ripening and helps set the stage for Bud-XL and Shooting Powder.

$10.68 $14.69 -27%

Out of stock

Snow Storm Ultra, 1 qt

Product Code:

ETSS32OZ

Humboldt’s Own – Snow Storm Ultra Give your plants that “snowy frosted” look Increases terpenes and other fragrance notes A must use for greenhouse and outdoor growers. One hermaphrodite can ruin your whole crop. Don’t end up with seeded plants because of your neighbor’s males or...

$10.58 $54.99 -81%

Out of stock

Grotek Final Flush, 1 L

Product Code:

GTFF1L

The Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct overfeeding or for desalinization of reusable growing media.

$10.54 $14.06 -25%

In Stock: 364

Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 32oz

Product Code:

NFGHHARQ

Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-032ozHerculean Harvest increases the availability of phosphorus to your plants and soil, producing a wide range of benefits to plant health, structure, and flavor, contributing to a vigorous soil food web, and improving the accessibility...

$10.53 $12.99 -19%

Out of stock

Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)

Product Code:

DTE12110

Down to Earth Fish Powder 12-1-11lbPremium quality, solution grade, high Nitrogen fertilizer for promotion of rapid plant growth or correction of Nitrogen deficiencies in all types of plants including vegetables, flowers, trees, shrubs, vines, and turf grass. Enzymatically hydrolyzed and spray...

$10.52 $20.99 -50%

In Stock: 138

Minimum purchase for "Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)" is 6.

Grotek Monster Bloom, 130 g

Product Code:

GTMB6020

Monster Bloom ™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...

$10.50 $13.99 -25%

In Stock: 2409

Demeter's Destiny, 1 qt

Product Code:

NGDD1001

Many production problems originate with too much nitrogen and potassium and not enough available calcium and phosphate. Calcium is the "queen-king" of all nutrients, aiding enzymatic action, feeding soil microbes, improving nutrient availability and cell wall integrity, encouraging solid stem...

$10.45 $22.99 -55%

Out of stock

Down to Earth Kelp Meal 1-0.1-2 | 5lb - OMRI Listed

Product Code:

DTE07813

Down to Earth Kelp Meal 1-0.1-25lb - OMRI ListedA pure Ascophyllum nodosum seaweed from the clean, cold waters of the North Atlantic Ocean. Hand-harvested, carefully dried and finely milled, Kelp Meal provides a rich natural source of Potash and is an ideal nutrient supplement for all types of...

$10.44 $37.49 -72%

Out of stock

Minimum purchase for "Down to Earth Kelp Meal 1-0.1-2 | 5lb - OMRI Listed" is 6.

Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)

Product Code:

AURROPSBP3

Roots Organics SeaBird Guano3lb - PowderAn excellent source of phosphate and calcium. Carefully sifted and processed to make it easy to work with, and encourages vigorous growth and is fast-acting for quick results. Carefully sourced for quality and harvested with habitat-friendly methods so you...

$10.41 $10.99 -5%

Out of stock

Minimum purchase for "Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)" is 3.

Grotek Blossom Blaster Pro 1-4-0 | 1L - (Case of 6)

Product Code:

GRN770006188

Grotek Blossom Blaster Pro 1-4-01LFormulated to support profuse blooms and flower production, this concentrated formula requires a low application rate to achieve a high impact on young flower buds. Through a unique phosphorus nutrient complex, this product optimizes conditions for improved fruit...

$10.35 $30.69 -66%

In Stock: 72

Minimum purchase for "Grotek Blossom Blaster Pro 1-4-0 | 1L - (Case of 6)" is 6.

Down to Earth AZOMITE Granulated | 5lb - OMRI Listed - (Case of 6)

Product Code:

DTE07860

Down to Earth AZOMITE Granulated5lb - OMRI ListedThe A to Z of Minerals Including Trace Elements is a mined volcanic mineral product that has been granulated for easy application. An excellent way to re-mineralize depleted garden soils, composts or potting mediums, AZOMITE is proven to increase...

$10.08 $14.99 -33%

In Stock: 432

Minimum purchase for "Down to Earth AZOMITE Granulated | 5lb - OMRI Listed - (Case of 6)" is 6.

Big Foot Root Boost Nitrogen-Fixing Azospirillum | 2oz

Product Code:

ARCBFAZ02

Big Foot Root Boost Nitrogen-Fixing Azospirillum2oz - Great for Fruits, Veggies, Flowers, Shrubs, Turf and FarmBig Foot Root Boost contains Azospirillum brasilense, an all-natural, powerful, nitrogen-fixing beneficial bacteria that lets your plant thrive in the soil its already in and can help...

$9.99

In Stock: 170

Grotek Vitamax Plus 1-1-2 | 1L - (Case of 6)

Product Code:

GRN770006305

Grotek Vitamax Plus 1-1-21LAs 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.

$9.99

In Stock: 113

Minimum purchase for "Grotek Vitamax Plus 1-1-2 | 1L - (Case of 6)" is 6.

CYCO 1L Bloom B - (Case of 12)

Product Code:

HGC760713

Unleash the Full Potential of Your Plants with CYCO Bloom A 3 - 0 - 3 & B 1 - 5 - 6 Take your plants to the next level with CYCO Bloom A 3 - 0 - 3 & B 1 - 5 - 6. This powerful nutrient formula provides a range of primary, secondary and micronutrients that support natural growth and...

$9.95 $13.19 -25%

In Stock: 12

Minimum purchase for "CYCO 1L Bloom B - (Case of 12)" is 12.

CYCO Bloom A 1 L - (Case of 12)

Product Code:

HGC760712

Unleash the Full Potential of Your Plants with CYCO Bloom A 3 - 0 - 3 & B 1 - 5 - 6 Take your plants to the next level with CYCO Bloom A 3 - 0 - 3 & B 1 - 5 - 6. This powerful nutrient formula provides a range of primary, secondary and micronutrients that support natural growth and...

$9.95 $13.19 -25%

Out of stock

Minimum purchase for "CYCO Bloom A 1 L - (Case of 12)" is 12.

CYCO 1L Grow B - (Case of 12)

Product Code:

HGC760701

Maximize Plant Growth with Cyco Grow A & B Powerful Nutrient Blend Formulated with a balanced blend of primary, secondary, and micronutrients, CYCO Grow A & B is designed to give your plants the support they need to thrive. With a range of essential elements, including potassium,...

$9.95 $13.19 -25%

In Stock: 48

Minimum purchase for "CYCO 1L Grow B - (Case of 12)" is 12.

CYCO 1L Grow A - (Case of 12)

Product Code:

HGC760700

Maximize Plant Growth with Cyco Grow A & B Powerful Nutrient Blend Formulated with a balanced blend of primary, secondary, and micronutrients, CYCO Grow A & B is designed to give your plants the support they need to thrive. With a range of essential elements, including potassium,...

$9.95 $13.19 -25%

In Stock: 36

Minimum purchase for "CYCO 1L Grow A - (Case of 12)" is 12.

Grotek Vital 5% Calcium | 500mL - (Case of 6)

Product Code:

GRN770006569

Grotek Vital 5% Calcium500mLGrotek Vital calcium fertilizer allows growers to get the level of calcium just right for their plants. As an isolated component, it is possible to dial in a precise level of calcium. The formula also has ultra-low chloride content for better plant and soil vitality....

$9.92 $25.58 -61%

In Stock: 24

Minimum purchase for "Grotek Vital 5% Calcium | 500mL - (Case of 6)" is 6.

Down to Earth Liquid Fish & Kelp 2-4-1 | 32oz - OMRI Listed - (Case of 12)

Product Code:

DTE13241

Down to Earth Liquid Fish & Kelp 2-4-132oz - OMRI ListedAn all purpose natural-based liquid fertilizer made from pure hydrolyzed fish protein and a concentrated extract of cold water Ascophyllum nodosum seaweed. It is ideal for enhancing plant development and promoting longer growing periods for...

$9.91 $15.59 -36%

Out of stock

Minimum purchase for "Down to Earth Liquid Fish & Kelp 2-4-1 | 32oz - OMRI Listed - (Case of 12)" is 12.

True Organic All-Purpose Plant Food 5-4-5 | 4lb - Resealable Bag - Covers up to 87sq ft - OMRI Listed - (Case of 6)

Product Code:

TRUR0001

True Organic All-Purpose Plant Food 5-4-54lb - Resealable Bag - Covers up to 87sq ft - OMRI ListedTrue Organic All Purpose Plant Food is blended from natural & organic farm-grade ingredients that are used to make fertilizers for America?s organic produce growers. The all-purpose formula is proven...

$9.91 $12.99 -24%

In Stock: 234

Minimum purchase for "True Organic All-Purpose Plant Food 5-4-5 | 4lb - Resealable Bag - Covers up to 87sq ft - OMRI Listed - (Case of 6)" is 6.