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Horti Control DS4 Dust Shroom 4

Horti-Control DS4 Dust Shroom 4The Horti-Control Dust Shroom is a reusable foam filter designed to k..

$100.04

Hortilux HX66785 1000-Watt Super HPS Spectrum Grow Bulb, 1-Pack

Hydrofarm hx66785 1000-watt eye hortilux super hps spectrum grow bulbSpectrum bulbExtends the growin..

$77.81

Hotkaps F-15K 9-Inch by 11-Inch King Individual Plant Greenhouse, ...

Hotkaps F-15K 9-Inch by 11-Inch King Individual Plant Greenhouse, 20-CountOriginal hotkaps f-15k 20-..

$65.27

Hudson 90181 Constructo 1 Gallon Sprayer Poly

For home, lawn and garden rely on Hudson sprayers to protect against insects, weeds and plant diseas..

$80.52

Hudson 96302E Comando 2 Gallon Sprayer Galvanized Steel

For home, lawn and garden rely on Hudson sprayers to protect against insects, weeds and plant diseas..

$74.19

Humboldt Nutrients B405 Bloom , 32-Ounce

Bloom is part of our 3-Part Base Nutrient Program. The precise formulas when used with our Grow and ..

$18.20

Humboldt Nutrients HNB415 2-1/2-Gallon Bloom, NPK 0-6-5 Formula

Humboldt Nutrients bloom formula used with our grow and micro to be a complete growing nutrient syst..

$109.46

Humboldt Nutrients HNV415 2.5-Gallon Humboldt Nutrients, Verde Gro...

Humboldt Nutrients verde growth catalyst 16-1-2. Used as a foliar spray or as a growth catalyst for ..

$179.28

Humboldt Nutrients HNV420 5-Gallon Humboldt Nutrients, Verde Growt...

Humboldt Nutrients verde growth catalyst 16-1-2. Used as a foliar spray or as a growth catalyst for ..

$346.12

Hurricane 370 CFM Inline Duct Booster, 8-Inch

Hurricane 370 CFM Inline Duct Booster, 8-InchPerfect for boosting air flow in long runs of ducting. ..

$72.79

Hurricane Stand Fan - 16 Inch | Super High Output | Stand Fan with...

Hurricane Stand Fan - 16 Inch | Supreme Series |90 Degree Oscillation, 3 Speed Settings, Adjustable ..

$80.54

Hurricane Wall Mount Fan - 18 Inch | Supreme Series | Wall Fan wit...

Hurricane Wall Mount Fan - 18 Inch | Supreme Series | Wall Fan with 90 Degree Oscillation, 3 Speed S..

$80.93

Hydro Innovations Ice Box 6 in

Finally, a safe, very efficient way to water-cool your entire grow room! It consists of a high-quali..

$178.42

Hydro Organics HOR00751 12-Ounce Bio Zeus Earth Juice Plant Supplement

A proprietary blend of 10 natural occurring beneficial soil microbes. A solution grade powder formul..

$35.00

HydroDynamics Europonic Fossil Fuel, 5 Gallon

FossilFuel is made from humic acids that have been fully extracted from leonardite, making it highly..

$155.94

HydroDynamics Green Fuse Bloom Concentrate for Gardening, 300ml

Green fuse bloom stimulator is a highly concentrated, 100% organic plant growth nutrient supplement ..

$135.32

HydroDynamics Mother Plant A, 2.5 Gallon

Mother plant is a two-part nutrient formula that provides balanced nutrition for stock plants, wheth..

$150.24

Hydrofarm Active Aqua T Connector, 3/4

Hydrofarm Active Aqua T Connector, 3/4"10 pieces per pack. 3/4 inch T Connector, 10 per pack. Use to..

$16.50

Hydrofarm All System Cord Set with 15-Feet Power Cord, 120-volt

All System Cord Set - w/15' 120v Power Cord for use with compact fluorescents. We start with a 6KV p..

$39.92

Hydrofarm All System Cord Set, 15-Feet

We start with a 6KV pulse rated position-oriented mogul socket - the highest rating of any socket on..

$43.33