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The heavier the item, the more moolah it costs – So we've got your back! Are you growing in a closet? In a basement? How about a garage or a warehouse? Get your hands on some top-of-the-line AgroMax tents, and GET THEM SHIPPED FOR FREE! Shop now to get FREE shipping on any Grow Tent on our site!

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Advanced Nutrients 25% Winter Sale

Advanced Nutrients has developed feeding formulas and nutrients for the indoor growing community since the 1990s. Advanced Nutrients has built a reputation on explicit attention to detail and incorporating scientific data into their nutrients to develop the best possible formulas for big yields and healthy harvests.

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Talking Shop Blog

Read the latest tips, tricks, and techniques from our grow professionals. Learn how to optimize your garden for the best harvest.

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THE DEva IS HERE!

The highly anticipated Revolution Micro DEva light system is AVAILABLE NOW at HTG Supply! A completely integrated, plug n' play plant lighting solution — State Of The Art Square Wave Ballast Technology – Aavionic-Grade Capacitors – 97% Efficient German Aluminum Reflector! GET IT NOW, and be one of the first to experience a new level of 1000w DE growing power!

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Get FREE Mighty Grow!

Earn a FREE 250mL bottle of CX Horticulture's Mighty Growth Enhancer when your checkout price equals $100 or more! Mighty Grow increases the leaf size and chlorophyll density of your plants, accelerating their rate of vegetative growth. Go stuff your cart with your grow necessities, and get your FREE Mighty Grow now!

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NEW GROW TENTS!

Rule your grow with Silverback grow tents by AgroMax – the biggest, toughest line of grow tents in the land. Tipping the scales with a heavy-gauge all-steel frame, reinforced corners, and an extra-thick 2000 denier (2000 D) poly weave shell, Silverback grow tents provide the ultimate rugged & well-insulated stronghold for your personal jungle.

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Start Growing Now with our Complete Grow Kits

Get started right away with a turn-key solution that takes the guess work out of getting set-up, allowing you to get growing fast! We've combined a Grow Tent, Grow Light, Hydroponic System, Premium Hydroponic Nutrients and the proper ventilation/circulation equipment all in one complete kit.

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Silverback Super XL Grow Tent

Starting At $999.99

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AgroMax HyPAR 315w CMH Grow Light

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AgroMax Signature 1000w Double Ended Grow Light

AgroMax Signature 1000w DE Grow Light

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HTG 1000w Large Hydroponic Grow Tent Kit

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HTG 2000w XL Organic Soil Grow Tent Kit

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AgroMax Infinity 8 COB LED Grow Light

Starting At $1,199.95

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CVault Boveda Humidor Containers

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Advanced Nutrients Big Bud Organic

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Revolution DEva 1000W DE Light System - 120/240V

Revolution DEva 1000W DE Grow Light

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HTG Supply's Hydroponic Store has everything you need.

HTGSupply is the #1 online source for all of your indoor grow light and hydroponic supply needs! We offer the best in LED grow lights, gardening nutrients, complete grow light kits and all of your other hydroponic needs. Order online today or visit one of our hydroponic store locations today!

Recent Product Reviews from Growers Like You

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Advanced Nutrients Big Bud Organic

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HTG 2000w XL Organic Soil Grow Tent Kit

view HOW TO: Clone your Plants!

The Octo Cloner is an inexpensive and effective way to clone up to 8 plants at a time. It uses similar techniques to popular cloning systems at a fraction of the cost. In this video we teach you all y...

view ASK THE DOC: Far Red Light

Shop LED Grow Lights In this video, Dr. Myers goes over the effects of having far red light and infrared light in your grow room. He covers the different types of flowering plants; long-day, short-da...