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Manufacturers more
What's New? more
Super Sprouter 50 Count Root Star Insert (50/Cs)
726225
Super Sprouter 50 Count Root Star Insert (50/Cs)
$2.61
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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 May
702955 Powerbox DPC-15000-50A-4P (Plug&Play)
702955
Powerbox DPC-15000-50A-4P (Plug&Play)

$614.46
dl-420008 8" x 25' Terra-Duct
dl-420008
8" x 25' Terra-Duct

$20.68
hf-RC48 Smart Pot Tray Liner, 4' x 8' x 12"
hf-RC48
Smart Pot Tray Liner, 4' x 8' x 12"

$47.43
hf-PROHHDE Pro Hammerhead Double-Ended DE Reflector
hf-PROHHDE
Pro Hammerhead Double-Ended DE Reflector

$111.84
747584 Hydro Flow / Netafim Techline CV .9 GPH Flow - 12 in Dripper Spacing - 1,000 Ft Coil (Special Order)
747584
Hydro Flow / Netafim Techline CV .9 GPH Flow - 12 in Dripper Spacing - 1,000 Ft Coil (Special Order)

$358.68
630011 REFLECTOR, TEKLIGHT 2FT-4 LAMP
630011
REFLECTOR, TEKLIGHT 2FT-4 LAMP

$33.48
717378 Super Natural Root Burst Powder 6oz (24/Cs)
717378
Super Natural Root Burst Powder 6oz (24/Cs)

$37.19
724645 Premium 6" x 6" x 8" Pot (100/case)
724645
Premium 6" x 6" x 8" Pot (100/case)

$1.07
702621 Titan Controls Hades 3 - Lighting Timer w/ High Temp Shut Off (24/Cs)
702621
Titan Controls Hades 3 - Lighting Timer w/ High Temp Shut Off (24/Cs)

$87.55
hf-HX90070 Hortilux 1000W E-Ballast & Lamp Combo
hf-HX90070
Hortilux 1000W E-Ballast & Lamp Combo

$576.30
SA154 RTU Rooting Compound. 16 fl oz
SA154
RTU Rooting Compound. 16 fl oz

$27.07
eco-4315A Can Flange 14"
eco-4315A
Can Flange 14"

$20.97
904730 Adjust-A-Wing Enforcer Large
904730
Adjust-A-Wing Enforcer Large

$86.58
dl-407708 8x8x8 'T' Duct Connector
dl-407708
8x8x8 'T' Duct Connector

$14.46
hf-RC12120 Compost Sak (SPECIAL ORDER)
hf-RC12120
Compost Sak (SPECIAL ORDER)

$27.09
hf-HOR01501 Rootstock Conc. Sol, 1 gal
hf-HOR01501
Rootstock Conc. Sol, 1 gal

$26.89
723022 HUMBOLDT BLOOM 5G 1/CS
723022
HUMBOLDT BLOOM 5G 1/CS

$69.36
726814 BIOTHRIVE BLOOM 2.5 GALLON (2/CASE)
726814
BIOTHRIVE BLOOM 2.5 GALLON (2/CASE)

$75.24
hf-NLHW4L Heavy Weight 4L
hf-NLHW4L
Heavy Weight 4L

$20.48
hf-FLT5BU3K4 Philips T5 Warm, case of 4
hf-FLT5BU3K4
Philips T5 Warm, case of 4

$45.06
700592 Can-Lite Filter 10in 1400CFM
700592
Can-Lite Filter 10in 1400CFM

$196.03
dl-590200 Fabric Grow Pots-200 gal.
dl-590200
Fabric Grow Pots-200 gal.

$23.60
hf-BUAG24 24" Agrosun T12 20W Fluorescent Tube
hf-BUAG24
24" Agrosun T12 20W Fluorescent Tube

$11.49
726685 SUPER SPROUTER 2 TRAY SEEDLING HEAT MAT
726685
SUPER SPROUTER 2 TRAY SEEDLING HEAT MAT

$34.77
hf-HG5G 5 gal Black Bucket
hf-HG5G
5 gal Black Bucket

$5.76
dl-NPK332 RAW Nitrogen - 2 lb
dl-NPK332
RAW Nitrogen - 2 lb

$38.16
738610 CAN FAN PREMIUM 3 PLY DUCTING 8" - 25FT
738610
CAN FAN PREMIUM 3 PLY DUCTING 8" - 25FT

$22.80
715435 Roots Organics Uprising Bloom 3lbs Dry Blend (3/CS)
715435
Roots Organics Uprising Bloom 3lbs Dry Blend (3/CS)

$7.52
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Reviews more
HM WATERPROOF PH METER
Its a great meter Ive had mine for about 3 years and the onl ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate


Specials more
Rapitest Electronic 4-Way Analyzer
Rapitest Electronic 4-Way Analyzer
$26.84
$24.70
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)
pH CONTROL KIT (12/CASE)
pH CONTROL KIT (12/CASE)
Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
RAPITEST SOIL TEST pH NPK
RAPITEST SOIL TEST pH NPK
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
CW SOIL, pH AND MOISTURE MONITOR
CW SOIL, pH AND MOISTURE MONITOR
RAPITEST SOIL pH METER
RAPITEST SOIL pH METER
INTERMATIC TN311-C HEAVY DUTY TIMER 15AMP
INTERMATIC TN311-C HEAVY DUTY TIMER 15AMP
HANNA WATERPROOF PH/EC/TDS/TEMP (HI98129)
HANNA WATERPROOF PH/EC/TDS/TEMP (HI98129)
PH600-AQ PH METER 10/CS
PH600-AQ PH METER 10/CS
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)
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
ORIGINAL TRUNCHEON METER MEASURE EC AND PPM
pH DOWN QUART (12/CASE)
pH DOWN QUART (12/CASE)
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)
BLUELAB GUARDIAN MONITOR
BLUELAB GUARDIAN MONITOR
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
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05.pH Up Dry 2.2lbs. Base
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07.Master Light Controller, 30 Amp @ 120/240vac w/4-120vac plugs
08.Active Air Indoor-Outdoor Thermometer w/Hygrometer
09.Digital pH Controller
10.Nutradip PH AC/DC Combo Meter
11.MLC 8 Light Lighting Controler, X, 40 Amp @ 120/240vac w/8-120vac Plugs
12.Analog 24hr Recycling Timer
13.Bluelab pH Pen
14.Combo pH/EC/TDS/C/PPM Tester
15.EC/TDS/Temp Waterproof Hydro Tester
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