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$19.97

Humboldt Nutrients White Widow, 1 oz

Mycorrhizal inoculants are crucial to sustaining a healthy, expansive root zone. Humboldt Nutrients is proud to launch our newest and most powerful soluble mycorrh...

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FoxFarm

FoxFarm Happy Frog® Japanese Maple Fertilizer, 4 lb bag

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FoxFarm

Happy Frog® Japanese Maple Fertilizer contains phosphorus and potassium to support the needs of these beautiful trees. It is formulated for Japanese maples and all low...

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$95.43
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Atami

Bloombastic, 1.25 L

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Atami

Bloombastic is a revolutionary nutritional supplement based on optimal levels of bio mineral nutrients combined with our next generation ATA biological stimulants to c...

$95.43

Bloombastic, 1.25 L

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Atami

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$42.99

Age Old Grow, 32 oz

Grow 12-6-6Grow is a natural based, odorless, high nitrogen, plant fertilizer. It has a 2-1 nitrogen ratio to enhance a plants growth and vigor. It encourages early gr...

$14.99

Age Old Grow, 32 oz

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$13.99
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Roots Organics

Roots Organics Terp Tea Grow, 20 lb

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Roots Organics

TERP TEA GROWNPK  /  7 - 1 - 1DERIVED FROM:Bat Guano, Fish Bone Meal, Langbeinite, Kieserite, Dolomite, Soybean Meal, Feather Meal, Kelp MealRoots Organics Terp Tea Gr...

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$20.99

Nectar for the Gods One Shot Granules, 4 lb

Nectar for the Gods One Shot Granules Oregon’s Only’s answer to amending soils for super soil style gardening.One Shot is a blend of natural ingredients that are groun...

Age Old Soluble Mycorrhizae, 1 lb

Soluble Mycorrhizae A water soluble Endo/Ecto mycorrhizae inoculant combined with sea kelp extracts and humic acid. When applied to a plant's root system, this premium...

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$42.99

Age Old Bloom, 32 oz

Bloom 5-10-5Bloom is an odorless formula that supplies plants with a fast-acting, natural source of nutrients high in phosphorus. The high phosphate levels encourage e...

$42.99

Age Old Bloom, 32 oz

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Greenfuse Bloom Stimulator Concentrate, 120 ml

GreenFuse® Bloom Stimulator® is a highly concentrated natural plant growth nutrient supplement, blended from pure plant oils and extracts. Suitable for use in soil g...

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$12.99
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Superthrive

SUPERthrive

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Superthrive

SUPERthrive® - The Original Vitamin Solution SUPERthrive® is a highly concentrated non-toxic vitamin solution invigorating all variety of greenery for home gardeners ...

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Superthrive

SUPERthrive

$12.99
$12.99

SUPERthrive

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Superthrive

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Roots Organics

Roots Organics Terp Tea Bloom, 20 lb

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Roots Organics

TERP TEA BLOOMNPK  /  3 - 7 - 4DERIVED FROM:Feather Meal, Dolomite, Soybean Meal, Langbeinite, Kieserite, Crab Meal, Fish Bone Meal, Bat Guano, Kelp MealRoots Organics...

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Roots Organics

Roots Organics Super Phos Bat Guano, 20 lbs

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Roots Organics

Roots Organics Super Phos Bat Guano is incredibly high in phosphorus and calcium and is extracted from select caves when the quality is at its highest. Potent and powe...

Big Bloomin' Guano, 1 gal

This natural liquid plant food is clog-resistant, non-burning, odor and dust free, making it an excellent choice for a variety of applications as well as a superior ...

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$1,974.99
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Growth Science

Growth Science Nutrients Strength, 2.5 gal

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Growth Science

Growth Science Nutrients Strength Strength® provides your plants with Silica for an increased resistance to stress, helping to improve overall yield. Use Strength® th...

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$19.99
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GreenGro

Green Gro Ultrafine Mycorrhizae All-in-One, 4 oz

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GreenGro

Green Gro Ultrafine Mycorrhizae will increase your plant's growth potential, fruiting and flowering potential and nutrient storage and uptake. It will promote massive ...

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$10.95
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FoxFarm

FoxFarm Happy Frog® Tomato & Vegetable Fertilizer, 4 lb bag

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FoxFarm

Happy Frog® Tomato & Vegetable Fertilizer is specifically formulated for use on all veggies, tomato varieties, soft fruits and berries. The nitrogen, phosphorus an...

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FoxFarm

FoxFarm Happy Frog® Citrus & Avocado Fertilizer, 4 lb bag

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FoxFarm

Happy Frog® Citrus & Avocado Fertilizer is specially formulated with your citrus and avocado trees in mind. Nothing is better than the juicy, flavorful kick you ex...

Age Old CalMag2, 1 gal

CalMag2 2-0-0 Calcium and magnesium fertilizer supplement designed to prevent and correct problems that can arise from deficiencies, such as blossom end rot in tomatoe...

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$42.99

Age Old Kelp, 32 oz

Kelp 0.30-.025-.015 Supplies plants with a natural, fast-acting source of major nutrients. Increases biological activity in the soil Made from Ascophyllum nodosu...

$42.99

Age Old Kelp, 32 oz

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$43.99
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Vegamatrix

Vegamatrix Big-N-Sticky, 1 qt

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Vegamatrix

The Bloom Booster you've been waiting for has finally arrived! Big-N-Sticky is the ultimate finisher to increase yield while producing the cleanest and best tasting h...

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$26.99
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Safer Gro

Safer Gro pH Down, 1 gal

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Safer Gro

pH Down™Acidifier pH Down™ is an additive designed for use when you need to lower the pH into a more acidic range.The organic acid present in pH Down™ gently lowers t...

$26.99

Safer Gro pH Down, 1 gal

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Safer Gro

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$22.99

Purpinator, 1 qt

Purpinator 0-2-4 from RhizofloraWhat is Purpinator?Purpinator is a specialty nutrient additive formulated to deliver increased flavonoid, terpenoid, and resin producti...

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$12.99
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Roots Organics

Roots Organics Uprising Grow, 20 lbs

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Roots Organics

Roots Organics Uprising Grow is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula is effective alone, as an ame...

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$58.99
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Roots Organics

Roots Organics Uprising Foundation, 20 lbs

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Roots Organics

Roots Organics Uprising Foundation is a diverse blend of natural and organic ingredients specially formulated for maximum results. When used alone as an amendment, o...

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$58.99
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Roots Organics

Roots Organics Uprising Bloom, 20 lbs

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Roots Organics

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 ...

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$46.99
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Roots Organics

Roots Organics Phos Bat Guano, 20 lbs

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Roots Organics

Roots Organics Phos Bat Guano is an excellent source of phosphorus and calcium. Carefully processed and sifted to make it easy to work with, Roots Organics Phos Bat Gu...

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$67.99

Plant Success Myco Chum, 1 gal

Myco Chum is a premium organic microbe food and plant fertilizer made up of a powerful blend of molasses, fish hydrolysate, liquid kelp and humic acids.  It provides s...

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NPK Industries

RAW Cane Molasses, 2 oz

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NPK Industries

RAW Cane Molasses is a highly concentrated, water soluble micronized molasses that gives all the benefits of liquid molasses without all the mess. The smallest 2oz pac...

$12.85

RAW Cane Molasses, 2 oz

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NPK Industries

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$12.99

Herculean Harvest, 1 qt

Hercules was known for his strength and power: a perfect name for a product that gives your plants just that. Herculean Harvest increases the availability of calcium a...

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$26.99

Organic Nutrients Insect Frass, 2 lbs

Product Name: Insect FrassProduct Description:Insect Frass is the excrement of herbivore insects. Insect Frass is not an insecticide. Insect Frass contains every macro...

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$13.15

Earth Juice Grow, 1 qt

An intense nitrogen formulation that may be used as a potent grow fertilizer that will generate lavish vegetative growth, or a dynamic general-purpose formula that wil...

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$13.15

Earth Juice Bloom, 1 qt

Elements Bloom is a high-phosphorus formula developed to help promote budding, flowering and the production of essential oils and fragrances of flowers and herbs. May ...

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$12.36

Humboldt Nutrients Sticky, 8 oz

Humboldt Sticky is a premium sticking and wetting agent which has been extensively tested in Northern California with phenomenal results, and is formulated using premi...

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$33.42

Humboldt Nutrients Ginormous, 1 qt

GIANT flowers and ENORMOUS fruits are what we all want to harvest consistently throughout our lives. Humboldt Nutrients is here to help you accomplish that goal. Thro...

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$13.03

Humboldt Nutrients Grow, 1 qt

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 hydroponi...

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$65.15

Humboldt Nutrients FlavorFul, 1 qt

8% Refined Humic Acid Concentrate FlavorFul FlavorFul is a strong solution of 8% refined humic acid concentrate, a little-known and highly useful additive. The major...

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$15.19
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Grotek

Final Flush Blueberry, 1 L

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Grotek

Final Flush™ is a flushing agent designed to correct overfeeding issues during crop production and also eliminate excess salts from the medium during the final stages ...

$15.19

Final Flush Blueberry, 1 L

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Grotek

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$12.99
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Grow More

Grow More Bio-Cozyme Biostimulant, 1 qt

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Grow More

A 100% organic biostimulant that enhances a plants ability to absorb and utilize nutrients. Derived from natural occurring cytokinins, hormones, enzymes, vitamins, ami...

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FoxFarm

FoxFarm Happy Frog® Steamed Bone Meal Fertilizer, 4 lb bag

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FoxFarm

Bone meal is a wonderful food for bulbs and flowers. FoxFarm's Happy Frog® Steamed Bone Meal is fine-screened and designed to provide phosphorus necessary for all stag...

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FoxFarm

FoxFarm Happy Frog® Cavern Culture™ Fertilizer, 4 lb bag

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FoxFarm

Guanos have been used for centuries as fertilizers for all kinds of plants. Happy Frog® Cavern Culture™ Fertilizer is a proprietary blend of bat and seabird guano, roc...

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FoxFarm

FoxFarm Grow Big® Hydro Liquid Concentate, 1 pt

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FoxFarm

Based on FoxFarm's popular Grow Big® Liquid Plant Food, Grow Big® Hydroponic Liquid Plant Food is a liquid concentrate fertilizer specifically designed for hydroponic ...

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$139.99
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Flying Skull

Flying Skull Z7 Enzyme Cleanser, 8 oz (part 1 & 2)

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Flying Skull

What is Z7? Z7 is the biggest technology breakthrough in the last 50 years for growers and the plants they love! Z7 is a super concentrated, two-part, proprietary pr...

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$32.99
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Elite Nutrients

Elite Root Igniter E, 8 oz - A Hydrofarm Exclusive!

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Elite Nutrients

Elite Root Igniter (Mycorrhizae) The beginning stages of plant growth are the most critical. Elite Root Igniter is used to bolster root structure and improve nutrient ...

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$47.99
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Biobizz

Biobizz Acti-Vera, 1 L

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Biobizz

What is Acti·Vera?Acti·Vera has been designed to protect the immune system, increase metabolism and enhance nutrient absorption in all sorts of plants.How to use it?Ac...

$47.99

Biobizz Acti-Vera, 1 L

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Biobizz

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Age Old Humic, 32 oz

Humic Improves uptake and availability of micronutrients to the plant and conditions the soil, helping provide a friendly environment for soil microbes. Improves seed ...

$40.99

Age Old Humic, 32 oz

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Vermicrop

5 Gallon Vermi T Bio Cartridge Retail Kit

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Vermicrop

Vermi T Bio-Cartridge Retail Kits are designed for a retail store to have a convenient way to offer freshly extracted microbe-rich solution to their customers. These k...

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Vermicrop

Gold Label Nutrients Coco B, 10 L

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Vermicrop

Gold Label Coco A&B is a professional grade two part nutrient for the vegetative and flowering phase in coco and coco-based substrates. The chelated micronutrient...

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Atami

Atami Rootbastic, 80 ml (CA/OR/WA/TX ONLY)

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Atami

This code is for California, Oregon, Washington and Texas customers only. For all other states, order TNRB80ML. Rootbastic is a versatile nutrient booster that wi...

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Atami

Atami Rootbastic, 500 ml

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Atami

Rootbastic is a versatile nutrient booster that will create fast and vigorous root production. It will make plants stronger and healthier and is ideal for after-pl...

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Atami

Atami Rootbastic, 500 ml

$159.95
$159.95

Atami Rootbastic, 500 ml

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Atami

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Tappin' Roots

Tappin' Roots All Stages, 55 gal

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Tappin' Roots

Tappin' Roots All Stages Natural Root Stimulant + All Stage Growth Catalyst + Vitality BoosterUsed by growers for several generations, Tappin' Roots All Stages is a 10...