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Advanced Nutrients

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Advanced Nutrients

Hydrofarm

Active Aqua

General Hydroponics

House & Garden

Foxfarm

Gro Pro

Botanicare

Roots Organics

Trolmaster

Hydro Flow

Emerald Harvest

Active Air

Hydro-Logic

Heavy 16

Growers Edge

Grotek

Titan Controls

Auto pot

Canna

FloraFlex

Nectar For The Gods

Aptus

CYCO

Netafim USA

Mills

Bluelab

Cutting Edge Solutions

Photobio

Technaflora

Eco Plus

Hydro Dynamics

Autopilot

Grodan

Can Fan

SunBlaster

Phat

Dosatron

Remo Nutrients

Gavita

Leader Pumps

Down To Earth

Dyna-Gro

Grow More

Mad Farmer

Optic Foliar

Jump Start

Smart Pot

Hanna Instruments

Quest

Emerald Triangle

Ez Clone

Biobizz

Humboldt Nutrients

Anden

Mother Earth

Atmosphere

Growth Science Organics

Harvest Keeper

Xtreme Gardening

Biosafe

GroStar

Royal Gold

Hygrozyme

LightRail

Monterey

Shear Perfection

Super Sprouter

BioAg

Gaia Green

Hydro Organics / Earth Juice

Ona

Plant Success

Power Si

PRO-MIX

GROW!T

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NPK Industries

Vortex Powerfans

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Active Eye

Age Old

Agrobrite

Air-Pot

Anden / Aprilaire

Big Time Hydroponics

Link4 Corporation

Microbe Life

Rock Nutrients

Atami

Futurola

Marrone Bio Innovations

Sierra Natural Sciences

SuperThrive

Terpinator

True Liberty Bags

Boveda Inc

Central Coast Garden Products

Centurion Pro

Coast of Maine

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Need a specific plant supplement for your indoor garden? Premier Hydro stocks an array of additives that provide the necessary elements for plant growth.

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Advanced Nutrients
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sku: 5251-16

Advanced Nutrients Piranha 10L

PIRANHA Now You Can Increase The Size And Efficiency Of Your Plant’s Roots! Roots are the foundation of your plant’s ability to intake water and nutrients so they grow well and produce the valuable flowers you so very much enjoy. Use Piranha to put...

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Advanced Nutrients
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sku: 5401-17

Advanced Nutrients Tarantula 23L

TARANTULA Put Beneficial Microbes To Work In Your Root Zone It’s a known fact that beneficial microbes in your plants’ root zone assist in the processes that give your plants the vital nutrients they need. Put Tarantula’s beneficial microbes to work...

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Advanced Nutrients
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sku: 5251-17

Advanced Nutrients Piranha 23L

PIRANHA Now You Can Increase The Size And Efficiency Of Your Plant’s Roots! Roots are the foundation of your plant’s ability to intake water and nutrients so they grow well and produce the valuable flowers you so very much enjoy. Use Piranha to put...

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Advanced Nutrients
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sku: 5401-12

Advanced Nutrients Tarantula 250mL

TARANTULA Put Beneficial Microbes To Work In Your Root Zone It’s a known fact that beneficial microbes in your plants’ root zone assist in the processes that give your plants the vital nutrients they need. Put Tarantula’s beneficial microbes to work...

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Advanced Nutrients
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sku: 5251-12

Advanced Nutrients Piranha 250mL

PIRANHA Now You Can Increase The Size And Efficiency Of Your Plant’s Roots! Roots are the foundation of your plant’s ability to intake water and nutrients so they grow well and produce the valuable flowers you so very much enjoy. Use Piranha to put...

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Advanced Nutrients
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sku: 5401-16

Advanced Nutrients Tarantula 10L

TARANTULA Put Beneficial Microbes To Work In Your Root Zone It’s a known fact that beneficial microbes in your plants’ root zone assist in the processes that give your plants the vital nutrients they need. Put Tarantula’s beneficial microbes to work...

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Advanced Nutrients
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sku: 5450-16

Advanced Nutrients Voodoo Juice 10L

VOODOO JUICE Get To The Root Of The Matter In so many gardens, the roots are forgotten, hidden away underground, neglected, uncared for workhorses. And yet, your plants’ roots are responsible for intaking almost everything your plants need. Ask not...

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Advanced Nutrients
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sku: 5251-15

Advanced Nutrients Piranha 4L

PIRANHA Now You Can Increase The Size And Efficiency Of Your Plant’s Roots! Roots are the foundation of your plant’s ability to intake water and nutrients so they grow well and produce the valuable flowers you so very much enjoy. Use Piranha to put...

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Advanced Nutrients
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sku: 5401-15

Advanced Nutrients Tarantula 4L

TARANTULA Put Beneficial Microbes To Work In Your Root Zone It’s a known fact that beneficial microbes in your plants’ root zone assist in the processes that give your plants the vital nutrients they need. Put Tarantula’s beneficial microbes to work...

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Aptus
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sku: AP12030

Aptus StartBoost 20L

ROOT AND GROWTH BOOSTER Second in the Aptus premium collection is Startboost, a dark smelly, concentrated liquid designed to stimulate root growth, vegetative growth, enhance soil micro-life, and increase soil structure and fertility. Startboost is...

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Aptus
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sku: AP12020

Aptus StartBoost 5L

ROOT AND GROWTH BOOSTER Second in the Aptus premium collection is Startboost, a dark smelly, concentrated liquid designed to stimulate root growth, vegetative growth, enhance soil micro-life, and increase soil structure and fertility. Startboost is...

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Mills
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sku: StartR20L_L

Mills Start-R 60L (Freight Only)

Start-R is a predominantly organic, incredibly complex bio-stimulant for use with seedlings, vegetatively growing plants and plants in early bloom. It has 2 forms of nitrogen that, when used with our Basis A&B, change the NPK to a higher Nitrogen content...

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Heavy 16
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sku: H1610518RS55G

Heavy 16 Roots 55 Gallon (Freight Only)

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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GreenGro
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sku: GG1004

Greengro Ultrafine Myco 4oz AIO

Green Gro Ultrafine Mycorrhizae will increase your plant's growth potential, fruiting and flowering potential and nutrient storage and uptake. It will promote massive root systems, great soil structure and a diverse soil ecology for your plant. ...

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Mills
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sku: StartR20L_C

Mills Start-R 20L

Start-R is a predominantly organic, incredibly complex bio-stimulant for use with seedlings, vegetatively growing plants and plants in early bloom. It has 2 forms of nitrogen that, when used with our Basis A&B, change the NPK to a higher Nitrogen content...

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Mills
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sku: StartR10L_C

Mills Start-R 10L

Start-R is a predominantly organic, incredibly complex bio-stimulant for use with seedlings, vegetatively growing plants and plants in early bloom. It has 2 forms of nitrogen that, when used with our Basis A&B, change the NPK to a higher Nitrogen content...

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Mills
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sku: StartR5L_C

Mills Start-R 5 liter

Start-R is a predominantly organic, incredibly complex bio-stimulant for use with seedlings, vegetatively growing plants and plants in early bloom. It has 2 forms of nitrogen that, when used with our Basis A&B, change the NPK to a higher Nitrogen content...

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Mills
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sku: StartR1L_C

Mills Start-R 1 liter

Start-R is a predominantly organic, incredibly complex bio-stimulant for use with seedlings, vegetatively growing plants and plants in early bloom. It has 2 forms of nitrogen that, when used with our Basis A&B, change the NPK to a higher Nitrogen content...

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Heavy 16
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sku: H1610516RS23

Heavy 16 Roots 6 Gallon (23L)

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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Heavy 16
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sku: H1610515RS10

Heavy 16 Roots 2.5 Gallon

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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Heavy 16
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sku: H161051RS4

Heavy 16 Roots 4L

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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Heavy 16
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sku: H161050RS1

Heavy 16 Roots Liter

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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Aptus
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sku: AP12010

Aptus StartBoost Liter

ROOT AND GROWTH BOOSTER Second in the Aptus premium collection is Startboost, a dark smelly, concentrated liquid designed to stimulate root growth, vegetative growth, enhance soil micro-life, and increase soil structure and fertility. Startboost is...

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Aptus
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sku: AP12008

Aptus StartBoost 500ml

ROOT AND GROWTH BOOSTER Second in the Aptus premium collection is Startboost, a dark smelly, concentrated liquid designed to stimulate root growth, vegetative growth, enhance soil micro-life, and increase soil structure and fertility. Startboost is...

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Heavy 16
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sku: H161049RS500

Heavy 16 Roots Pint

Roots is a SAR initiator and a hormone-free root promoter, root protector, and drip cleaner.

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General Hydroponics
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sku: HGC726865

GH RapidStart 1 Liter

RapidStart® enhances your growing experience by delivering a powerful blend of premium plant extracts, amino acids, and nutrients generating explosive root growth. Using RapidStart® stimulates prolific root branching and development of fine root hairs...

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General Hydroponics
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sku: HGC726861

GH RapidStart Gallon

RapidStart® enhances your growing experience by delivering a powerful blend of premium plant extracts, amino acids, and nutrients generating explosive root growth. Using RapidStart® stimulates prolific root branching and development of fine root hairs...

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General Hydroponics
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sku: HGC726860

GH RapidStart 500 ml

RapidStart® enhances your growing experience by delivering a powerful blend of premium plant extracts, amino acids, and nutrients generating explosive root growth. Using RapidStart® stimulates prolific root branching and development of fine root hairs...

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General Hydroponics
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sku: HGC726824

GH General Organics BioRoot Quart

BioRoot® is a natural root growth supplement that helps plants establish healthy and vibrant root systems. It contains vitamins, enzymes and humic acids that stimulate root growth. BioRoot® is outstanding for seedlings and cuttings, helping young plants...

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Emerald Harvest
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sku: EMHRW6G

Emerald Harvest Root Wizard 6 Gal/22.7 L

The beneficial bacteria in this microbial inoculant colonize the rhizosphere of your crops. While soil gardens naturally contain myriad microbes that enhance root vigor and boost nutrient uptake, Root Wizard® supplies your soilless garden, which...

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Emerald Harvest
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sku: EMHRWG

Emerald Harvest Root Wizard Gallon/3.8 Liter

The beneficial bacteria in this microbial inoculant colonize the rhizosphere of your crops. While soil gardens naturally contain myriad microbes that enhance root vigor and boost nutrient uptake, Root Wizard® supplies your soilless garden, which...

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Emerald Harvest
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sku: EMHRWQ

Emerald Harvest Root Wizard Quart/0.95 Liter

The beneficial bacteria in this microbial inoculant colonize the rhizosphere of your crops. While soil gardens naturally contain myriad microbes that enhance root vigor and boost nutrient uptake, Root Wizard® supplies your soilless garden, which...

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