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Manufacturers more
What's New? more
One Way to Bloom 50 lbs / 22.72 kg (1/Cs)
720412
One Way to Bloom 50 lbs / 22.72 kg (1/Cs)
$455.48
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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 March
727970 Leader Ecojet R90
727970
Leader Ecojet R90

$144.82
hf-AWFT0265 FlexiTank, 265 gallon
hf-AWFT0265
FlexiTank, 265 gallon

$222.90
744328 Harvest Keeper Glass Storage Apothecary Jar w/ Sealed Lid 1.5 Gallon (Case of 4)
744328
Harvest Keeper Glass Storage Apothecary Jar w/ Sealed Lid 1.5 Gallon (Case of 4)

$42.00
hf-BZHYDROB1L B'Cuzz Hydro Nutrition Component B 1L
hf-BZHYDROB1L
B'Cuzz Hydro Nutrition Component B 1L

$11.19
746007 SNS 217 Mite Control RTU Gallon (4/Cs)
746007
SNS 217 Mite Control RTU Gallon (4/Cs)

$72.28
HY324 Cutting Edge Bloom 0-6-5 - 1 Quart
HY324
Cutting Edge Bloom 0-6-5 - 1 Quart

$10.71
hf-GGAFS1L Absorbalight Foliar Spray 1L
hf-GGAFS1L
Absorbalight Foliar Spray 1L

$43.51
hf-GR25177 N-Cal Mag, 2.5 gallon (2/cs)
hf-GR25177
N-Cal Mag, 2.5 gallon (2/cs)

$55.73
MI016 Clone Guard - 4 fl oz
MI016
Clone Guard - 4 fl oz

$10.66
720580 TECHNAFLORA® B.C. GROW 1-3-6 - 1 LTR. (12/CASE)
720580
TECHNAFLORA® B.C. GROW 1-3-6 - 1 LTR. (12/CASE)

$14.47
hf-ILP4120 powerPAR 400W/120V Greenhouse LED Fixture
hf-ILP4120
powerPAR 400W/120V Greenhouse LED Fixture

$972.69
717903 NPK RAW Phosphorus 0.125 lb Dry (12/Cs)
717903
NPK RAW Phosphorus 0.125 lb Dry (12/Cs)

$5.68
860110 Jack Links Beef Jerky Terriyaki 3.25oz (8/Cs)
860110
Jack Links Beef Jerky Terriyaki 3.25oz (8/Cs)

$6.16
746230 Nectar for the Gods Demeter's Destiny 5 Gallon
746230
Nectar for the Gods Demeter's Destiny 5 Gallon

$125.56
dl-XNHFLSP-1GA X Nutrients Grow Spray (1 Gallon)
dl-XNHFLSP-1GA
X Nutrients Grow Spray (1 Gallon)

$25.38
dl-HBLFX-1GA X Nutrients Bloom FX (1 gallon)
dl-HBLFX-1GA
X Nutrients Bloom FX (1 gallon)

$18.45
eco-3971 400 W SunPulse Metal Halide 4K
eco-3971
400 W SunPulse Metal Halide 4K

$78.06
718310 GHBB® MAXIGRO™ 16LB
718310
GHBB® MAXIGRO™ 16LB

$68.91
706125 Fast Fit Light Stand Kit Upright 4 ft
706125
Fast Fit Light Stand Kit Upright 4 ft

$64.24
hf-RT1351 Azos Nitrogen Fixing Microbes, 12 oz bag
hf-RT1351
Azos Nitrogen Fixing Microbes, 12 oz bag

$33.76
705130 Switch Adapter Kit
705130
Switch Adapter Kit

$6.27
eco-5062 ActiveAqua Air 4 outlets
eco-5062
ActiveAqua Air 4 outlets

$19.96
726038 HydroDynamics Clonex Mycorrhizae Root Maximizer 5 lb Granular (4/Cs)
726038
HydroDynamics Clonex Mycorrhizae Root Maximizer 5 lb Granular (4/Cs)

$256.96
729650 EHEIM COMPACT PUMP 600
729650
EHEIM COMPACT PUMP 600

$22.31
PU412 General Hydroponics Diaphragm Repair Kit.
PU412
General Hydroponics Diaphragm Repair Kit.

$18.99
SA361 Root Stimulator.
SA361
Root Stimulator.

$48.55
dl-RF420 Royal Flush - 5 Gal. - Humboldt Nutrients
dl-RF420
Royal Flush - 5 Gal. - Humboldt Nutrients

$80.33
718185 HD IONIC™ BLOOM 2.5 GALLON (2/CASE)
718185
HD IONIC™ BLOOM 2.5 GALLON (2/CASE)

$70.66
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Reviews more
Commercial Air Pump with 6 outlets, 45L per minute
It does the job but it is VERY loud and it heats up. Not a ..
3 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
X Nutrients Amino Blast (1 Gallon)
X Nutrients Amino Blast (1 Gallon)
$19.19
$16.12
Most Viewed in pH, EC & TDS Meters & Test Kits for Water & Soil, Timers, Instruments & Calibration Solutions
CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
Grower's Edge Large Display Thermometer / Hygrometer (20/Cs)
Grower's Edge Large Display Thermometer / Hygrometer (20/Cs)
RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
TITAN CONTROLS® APOLLO 9™ TWO OUTLET 24 HOUR DIGITAL TIMER WITH 15 MINUTE INTERVALS (10/CASE)
TITAN CONTROLS® APOLLO 9™ TWO OUTLET 24 HOUR DIGITAL TIMER WITH 15 MINUTE INTERVALS (10/CASE)
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
pH CONTROL KIT (12/CASE)
pH CONTROL KIT (12/CASE)
Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
RAPITEST SOIL TEST pH NPK
RAPITEST SOIL TEST pH NPK
PH600-AQ PH METER 10/CS
PH600-AQ PH METER 10/CS
CW SOIL, pH AND MOISTURE MONITOR
CW SOIL, pH AND MOISTURE MONITOR
RAPITEST SOIL pH METER
RAPITEST SOIL pH METER
BLUELAB GUARDIAN MONITOR
BLUELAB GUARDIAN MONITOR
INTERMATIC TN311-C HEAVY DUTY TIMER 15AMP
INTERMATIC TN311-C HEAVY DUTY TIMER 15AMP
TITAN CONTROLS® APOLLO 8™ TWO OUTLET 24 HOUR ANALOG TIMER WITH 15 MINUTE INTERVALS (10/CASE)
TITAN CONTROLS® APOLLO 8™ TWO OUTLET 24 HOUR ANALOG TIMER WITH 15 MINUTE INTERVALS (10/CASE)
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
pH DOWN QUART (12/CASE)
pH DOWN QUART (12/CASE)
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
24-7 Nutrient Monitor.
24-7 Nutrient Monitor.
Bestsellers
01.RAPITEST SOIL TEST pH NPK
02.Grower's Edge Large Display Thermometer / Hygrometer (20/Cs)
03.TITAN CONTROLS® APOLLO 9™ TWO OUTLET 24 HOUR DIGITAL TIMER WITH 15 MINUTE INTERVALS (10/CASE)
04.TITAN CONTROLS® APOLLO 8™ TWO OUTLET 24 HOUR ANALOG TIMER WITH 15 MINUTE INTERVALS (10/CASE)
05.CW 1382 CALIBRATION SOLUTION 4 OZ (12/CASE)
06.pH CONTROL KIT (12/CASE)
07.pH UP QUART (12/CASE)
08.Titan Controls - Spartan Series Repeat Cycle Timer
09.pH DOWN QUART (12/CASE)
10.Control Wizard Accurate pH 8
11.pH 7.0 CAL SOLUTION 8OZ (12/CASE)
12.CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE
13.TITAN CONTROLS® APOLLO 10™ 24 HOUR ANALOG TIMER - 240 VOLT (10/CASE)
14.pH DOWN 1 GALLON (4/CASE)
15.TITAN CONTROLS® APOLLO 6™ 24 HOUR ANALOG TIMER WITH 15 MINUTE INTERVALS (10/CASE)
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