Products
HTG Supply is the #1 hydroponics store for all the hydro supplies you need! Shop now for the best grow lights available, including our cutting edge selection of LED grow lights. From grow tents to nutrients, we strive to provide our customers with the best hydro supplies at reasonable prices. Order online today or visit one of our hydroponic store locations!
Learn how to grow your own! Our Indoor Garden Information Center offers expert insights into indoor gardening, hydroponics, urban gardening and more. Want to know how to grow CBD hemp or industrial hemp? We can help with that too! Whatever you grow, we can help you succeed.
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Brands We Carry (1750)
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Climate Control Equipment (298)
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Commercial Systems and Supplies (99)
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Grow Room Control Systems (134)
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Grow Tents (97)
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Hydroponics Systems (369)
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Indoor Grow Light Kits and Parts (388)
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Indoor Grow Mediums (168)
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Nutrients (355)
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Odor Control (77)
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Pest Control (66)
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Plant Cloning Equipment (134)
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Pots and Containers (113)
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Special Deals (161)
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Tools & Accessories (232)
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Newest Products
Most Popular Products
HTG Seamless Bandana
$2.50
AgroMax Rope Ratchets - 1/8" x 8 Foot - 75lb Max Each
$13.95
Boveda 62% RH Packs
From:
$1.28
Roots Organics Potting Soil 1.5 Cubic Feet
$16.95
HTG Beach Box
$5.00
5 Gallon Ultra Oxy Pots
From:
$7.99
Clear Vinyl Saucers
From:
$0.35 – $1.75
5 Gallon Black Bucket
$6.00
HTG Plastic Herb Grinder
$7.95
Heavy Duty Saucers
From:
$1.75 – $4.75
6 Inch RhizoCore Basket Bucket Lid
$4.00
Advanced Nutrients pH Perfect Grow Micro Bloom
From:
$9.13 – $80.08
CANNA Coco - 50L
$23.73
HTG Koozie
$2.50
3/4 inch Rubber Grommet
$0.75
7 Gallon Ultra Oxy Pots
From:
$8.99
Square Farmer Pot Elevator 13"
$4.75
Super Roots 1 Liter Propagation Air Pots
$2.71
10 Inch RhizoCore Basket Bucket Lid
$4.50
1 Gallon Grow Bags
From:
$2.70
HTG Supply 4 Foot 2 Lamp High Output T5 Fixture
From:
$59.95
Advanced Nutrients B52 Plant Metabolism Booster
From:
$25.60 – $235.14
3.5 Gallon Black Bucket
$4.45
Cultiwool Mini Rockwool Cubes - 1.5 Inch
From:
$6.75
Our Latest Articles & Videos
Guide to Hydroponic Systems
If you’ve ever asked yourself, “How can I make a hydroponic system?” you have found a valuable resource here. Hydroponics provide an alternative to outdoor gardening that can be more…
How to Clean a Grow Tent
Your grow tent may be the most crucial part of your home growing operation. In it, you nurture your plants, set up your equipment and keep your valuable investments safe.…
Hydroponics Vs Soil Growing: Ask the Doc
In this video, Dr. Myers compares growing in soil vs hydroponics. Both seeds were started in the same AcceleRooter plugs and were then moved to their respective containers. They were…
DIY Pallet Herb Garden Instructions
In 2016, 508 million new and 341 million recycled wooden pallets were produced by manufacturers across the globe. That’s a lot of wooden pallets, and with a typical useful life…
Vertical Gardening - Growing Up in 2020
Vertical horticulture has been a staple of crop cultivation for thousands of years. Ancient Greeks and Romans tended fields of grapevines grown vertically on wooden posts, and the mythical hanging…
Cheap Indoor Grow Setup: How to Grow Your Own for Only $111
How to Grow with 100 (and 11) Bucks So you want to hop onto the grow-your-own wagon, but you can’t break the bank in the process. Growing is a rewarding…
Damping Off Plants
In this video, Dr. Meyer covers a common issue known as Damping Off.
Yellowing Leaves!
Ask The Doc goes over some CAUSES and CURES for YELLOW LEAVES on your plants! Here the good Doctor discusses yellowing leaves using a Pumpkin Plant as a visual guide.…
Vermiculite!
In this Video, the Doc explains to you the benefits and best uses for Vermiculite; as well as the difference between Vermiculite and Perlite.
Start Growing Hydroponically
CLICK HERE TO PURCHASE YOUR HYDROPONIC GEAR In this video, Dr. Myers will show you how to begin growing hydroponically. There’s plenty to know, so be sure to follow along…
Seed Germination
Here is an in-depth discussion of seed germinating.
Potting your Starter Plugs!
In this Video, the Doc shows you how to transfer your starter plug into a larger grow pot. He uses a Coir Soil mixture under and around the Starter Plug.…
