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What do we have here?
Meters, Timers & Instruments: pH, EC & TDS Meters & Test Kits for Water & Soil, Timers, Instruments & Calibration Solutions

What do we have here?
Calibration, Storage & Cleaning Solutions, pH Up & Down
Calibration, Storage & Cleaning Solutions, pH Up & Down
Instruments, Thermometers, Hygrometers & Light Meters
Instruments, Thermometers, Hygrometers & Light Meters
pH, EC, PPM & TDS Meters, Monitors, 
Testers, Pens & Test Kits for Water & Soil
pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil
Timers & Lighting Controllers
Timers & Lighting Controllers

New Products For April
hf-ASCL Air Stone Cylinder, Large
hf-ASCL
Air Stone Cylinder, Large

$2.73
hf-HGSLWFT White Fly Traps
hf-HGSLWFT
White Fly Traps

$3.85
HY560 Supernatural Super Boost 10-49-10. 400g
HY560
Supernatural Super Boost 10-49-10. 400g

$25.73
dl-LL5G Liquid Ladybug 1 Gallon CONCENTRATE
dl-LL5G
Liquid Ladybug 1 Gallon CONCENTRATE

$131.97
hf-HGRES40PWB 40 Gal Premium White Reservior Bottom
hf-HGRES40PWB
40 Gal Premium White Reservior Bottom

$56.89
hf-CF504121 Can 14" Flange for Std Series & Max 2500
hf-CF504121
Can 14" Flange for Std Series & Max 2500

$19.25
hf-MIPH55 Milwaukee Waterproof PH Tester
hf-MIPH55
Milwaukee Waterproof PH Tester

$56.75
dl-175995 Bubble Magic 150 Micron Extraction Mesh Screen 8''x8'' 20 sheet pack
dl-175995
Bubble Magic 150 Micron Extraction Mesh Screen 8''x8'' 20 sheet pack

$31.08
eco-2100 ECOGROW “L” 1/2 Gallon (Case of 8)
eco-2100
ECOGROW “L” 1/2 Gallon (Case of 8)

$91.30
hf-GUST40 Super Tea, 40lbs. dry
hf-GUST40
Super Tea, 40lbs. dry

$262.65
hf-ROPSBP20 Phos Sea Bird Guano Powder 20 lbs
hf-ROPSBP20
Phos Sea Bird Guano Powder 20 lbs

$27.50
728446 4 OUTLET AIR MANIFOLD
728446
4 OUTLET AIR MANIFOLD

$0.72
dl-HMICNUTR-1GA X Nutrients Micro Nutrients (1 gallon)
dl-HMICNUTR-1GA
X Nutrients Micro Nutrients (1 gallon)

$17.05
eco-4105 Phantom 240V Power Cord (BACD614)
eco-4105
Phantom 240V Power Cord (BACD614)

$5.91
744340 HumiGuard Clamp Sealing Stainless Containers - .14 L / 8 g
744340
HumiGuard Clamp Sealing Stainless Containers - .14 L / 8 g

$10.34
hf-DYNEM500 Dyna-Gro Pure Neem Oil 5 gal
hf-DYNEM500
Dyna-Gro Pure Neem Oil 5 gal

$413.33
hf-NP6 6'' Net Pot (24 pack)
hf-NP6
6'' Net Pot (24 pack)

$19.77
hf-GG3020 Earth Shine Soil Booster with Biochar, 2 lbs. - A Hydrofarm Exclusive!
hf-GG3020
Earth Shine Soil Booster with Biochar, 2 lbs. - A Hydrofarm Exclusive!

$17.41
hf-HGPINT Pint Glass
hf-HGPINT
Pint Glass

$4.71
hf-BZBIOBC5L Bio-NRG Bloom-C 5L
hf-BZBIOBC5L
Bio-NRG Bloom-C 5L

$41.76
903084 240V - 20 FT SMART VOLT™ CORD
903084
240V - 20 FT SMART VOLT™ CORD

$14.29
HY195 Bloom 3-12-6. 1 Quart
HY195
Bloom 3-12-6. 1 Quart

$16.17
FI507 Barbed Tee Adapter. 3/8 to 1/4 to 3/8
FI507
Barbed Tee Adapter. 3/8 to 1/4 to 3/8

$0.84
hf-AAPADIV6 6 Outlet Copper Air Divider
hf-AAPADIV6
6 Outlet Copper Air Divider

$4.59
hf-SOLEXT-2 15' Extension Cable Set
hf-SOLEXT-2
15' Extension Cable Set

$28.60
hf-BCNTFG5 Triflex Grow, 5 gal
hf-BCNTFG5
Triflex Grow, 5 gal

$82.50
733928 Alchemist Stout 5 Gallon (OR Label) (1/Cs)
733928
Alchemist Stout 5 Gallon (OR Label) (1/Cs)

$137.45
hf-TMTOP6 Tower of Power
hf-TMTOP6
Tower of Power

$26.59
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Specials more
12" - 10" Ducting Reducer (ONLY 1 LEFT IN STOCK)
12" - 10" Ducting Reducer (ONLY 1 LEFT IN STOCK)
$11.61
$8.32
What's New? more
Grower's Edge Plastic Adjustable Plant Tie 5 in (50 = 1/Pack) (96/Cs)
800091
Grower's Edge Plastic Adjustable Plant Tie 5 in (50 = 1/Pack) (96/Cs)
$1.65
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! Meters, Timers & Instruments ++ (655)
 » Calibration, Storage & Cleaning Solutions, pH Up & Down (213)
 » Instruments, Thermometers, Hygrometers & Light Meters (24)
 » pH, EC, PPM & TDS Testers (283)
 » Timers & Lighting Controllers (135)
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