0 Items - $0.00 My account / Register

Hydroponic Nutrients

Home / Hydroponic & Organic Gardening / Fertilizer and Plant Food / Hydroponic Nutrients

Athena Athena PK - Gallon

This clean liquid booster is designed to supplement during the mid- to late-flowering phase. Athena PK is a low Nitrogen booster that provides additional Phosphorus and Potassium that high-yielding plants require for maximal production.

Athena PK - Gallon

$31.50

Athena Athena Bloom A - Gallon

We blend top of the line macronutrients and chelated micronutrients to achieve greater nutrient uptake ability across a wider pH range in any combination of grow method, water-type and media.

Athena Bloom A - Gallon

$31.50

Microbe Life Hydro Microbe Life Photosynthesis Plus, 16 oz

Photosynthesis Plus is a breakthrough in biology and biophysics once thought impossible to achieve. By driving and accelerating the processes that contribute to overall plant vigor, Photosynthesis Plus will accelerate your time to market while improving y

Microbe Life Photosynthesis Plus, 16 oz

$22.99

$23.49

Fish Head Farms Fish Sh!t Organic Soil Conditioner - 500 ml

By introducing a wide variety of beneficial bacteria and microorganisms in to the rhizosphere, Fish Sh!t creates an optimal symbiotic relationship between plant and soil.

Fish Sh!t Organic Soil Conditioner - 500 ml

$75.00

$56.25

LOTUS Lotus Pro Series Boost - 18 oz

Lotus Pro Series Boost is the turbo-charged secret weapon that leads to an unsurpassed size and density of flowers, while maximizing oil production for increased potency and taste.

Lotus Pro Series Boost - 18 oz

$29.99

Flex FLEX Liquid H2O2 (34% Hydrogen Peroxide) - 1 Gal

Hydrogen Peroxide (H2O2 34%) is an excellent product for cleaning hydroponic equipment, materials and grow areas.

FLEX Liquid H2O2 (34% Hydrogen Peroxide) - 1 Gal

$39.99

Aurora Innovations Roots Oregonism XL 4 oz

Roots Organics Oregonism XL is a distinctive super-soluble formulation of endo/ecto-mycorrhizae, beneficial bacteria, and Trichoderma. The species of microorganisms in this product is specifically selected for fruiting and flowering plants with a toleranc

Roots Oregonism XL 4 oz

$21.59

General Hydroponics GH pH Control Kit - 4 pc

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

GH pH Control Kit - 4 pc

$22.75

Nectar For The Gods Nectar For The Gods Herculean Harvest Quart

WOW best describes this product. Like no other liquid bone meal in the industry, Herculean Harvest will make things happen. Rich in calcium phosphate, liquid bone meal serves two major purposes in an indoor garden: as a feed, Herculean Harvest will promot

Nectar For The Gods Herculean Harvest Quart

$14.49

Canna Canna Substra SW Flores 1L B

CANNA Substra Flores is a complete professional nutrient for the flowering phase of plants. It is specially developed for growing in inert run-to-waste systems. Purchase both part A & B to be used as a set.

Canna Substra SW Flores 1L B

$14.47

Canna Canna Aqua Vega 1L B

Aqua Vega is a professional fast working nutrient containing all the essential elements that plantâ€™s need during its growth. CANNA Aqua Vega also contains pH-stabilizers, meaning that constantly correcting the pH is no longer necessary.Aqua Vega is used

Canna Aqua Vega 1L B

$15.02

Canna Canna Spigot For 5/10L

Makes dispensing your CANNA nutrients easier

Canna Spigot For 5/10L

$7.38

Canna Canna Rhizotonic 250mL

CANNA RHIZOTONIC contains multiple vitamins and is 100% natural. RHIZOTONIC can be used regardless of the type of medium.

Canna Rhizotonic 250mL

$24.34

Canna Canna Boost Accelerator 5L

CANNABOOST optimizes nutrient use efficiency. This is important, because the uptake of nutrients depends greatly on the plantâ€™s metabolism and the plantâ€™s overall health. CANNABOOST is specially developed for short cycle plant varieties.

Canna Boost Accelerator 5L

$595.22

Canna Canna Bio Vega 5L

Bio Vega has been specially developed for plants growth phase. Bio Vega contains betaine and 17 detectable aminoacids. These compounds aid in root development and the formation of strong growth shoots. This also helps plants to optimally start their bloom

Canna Bio Vega 5L

$141.27

Down To Earth Down To Earth Vegetable Garden (4-4-4) - 5 lb

Down To Earth Vegetable Garden 4-4-4 is full of powerful plant nutrition to help your garden grow! Its all-purpose formulation provides a perfect start for your sprightly spring veggies, gives your summer tomatoes super-powers and is fantastic for growing

Down To Earth Vegetable Garden (4-4-4) - 5 lb

$16.99

Down To Earth Down To Earth All Purpose Mix (4-6-2) - 5 lb

A gentle, non-burning fertilizer perfect for vegetables, herbs, flowers and container plants, our All Purpose mix is also ideal for all types of transplants. Formulated with top quality organic ingredients and designed to deliver a steady supply of essent

Down To Earth All Purpose Mix (4-6-2) - 5 lb

$16.99

Advanced Nutrients Advanced pH Perfect Connoisseur Bloom 1L A

Only truly expert growers need apply. When it comes to getting the bigger yields you want, the bloom phase is a critical time to get it right. Now you can get ready for your best harvests to date using Advanced Nutrientsâ€™ pH PerfectÂ© Connoisseur Bloom.

Advanced pH Perfect Connoisseur Bloom 1L A

$23.84

$14.31

General Hydroponics GH pH Up - qt

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$15.68

General Hydroponics GH pH Up - gal

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$39.06

General Hydroponics GH Koolbloom Liquid qt

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid qt

$30.18

General Hydroponics GH Floranova Grow - qt

Flora Nova is the breakthrough gardeners have been waiting for: an exceptionally potent, complete one-part fertilizer plus organic additives. Extremely concentrated, Flora Nova is an excellent bargain, one to two teaspoons in a gallon of water. One bot

GH Floranova Grow - qt

$36.39

General Hydroponics GH Floranova Bloom - qt

Flora Nova is the breakthrough gardeners have been waiting for: an exceptionally potent, complete one-part fertilizer plus organic additives. Extremely concentrated, Flora Nova is an excellent bargain, one to two teaspoons in a gallon of water. One bot

GH Floranova Bloom - qt

$36.39

Botanicare Botanicare Cal-Mag Plus - qt

Cal-Mag Plus is a highly fortified calcium, magnesium and iron plant supplement formulated to correct common deficiencies. Supplementing your preferred nutrient program with Cal-Mag Plus is strongly recommended when using reverse osmosis water and when gr

Botanicare Cal-Mag Plus - qt

$24.13