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What's New? more
NatureVAC 15''x19.5' Vacuum Seal Bags Aluminum
dl-794099
NatureVAC 15''x19.5' Vacuum Seal Bags Aluminum
$24.47
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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
dl-760010 10" Duct Muffler
dl-760010
10" Duct Muffler

$93.38
723214 Humboldt Royal Flush Quart (12/Cs)
723214
Humboldt Royal Flush Quart (12/Cs)

$7.40
702770 Hercules 2
702770
Hercules 2

$133.86
747030 Hydro Flow Barbed Straight 3/8 in to 3/8 in (10/Bag)
747030
Hydro Flow Barbed Straight 3/8 in to 3/8 in (10/Bag)

$2.01
hf-OK0065404 Buffer 7.00 pH 500 ml
hf-OK0065404
Buffer 7.00 pH 500 ml

$13.98
eco-4342 Max-Duct Vinyl, 10" x 25'
eco-4342
Max-Duct Vinyl, 10" x 25'

$64.42
704477 ECOPLUS™ 30X MICROSCOPE - BATTERIES NOT INCLUDED - REQUIRES 2 AA BATTERIES
704477
ECOPLUS™ 30X MICROSCOPE - BATTERIES NOT INCLUDED - REQUIRES 2 AA BATTERIES

$12.22
dl-RXLFM12 Rx Green Solutions Life Cloning Mist, 12-Ounce
dl-RXLFM12
Rx Green Solutions Life Cloning Mist, 12-Ounce

$12.84
hf-NBIGS220 CO2/RH/Temperature Smart Controller
hf-NBIGS220
CO2/RH/Temperature Smart Controller

$455.45
NT690 pH 4 Buffer Solution. 4 fl oz
NT690
pH 4 Buffer Solution. 4 fl oz

$4.63
hf-LU84AC Xtrasun Ref 8" AC Reflector
hf-LU84AC
Xtrasun Ref 8" AC Reflector

$73.62
KIS-SP-90 SP-90 Soluble Humate Powder 1 lb
KIS-SP-90
SP-90 Soluble Humate Powder 1 lb

$12.99
hf-GH5334 BioBud 2.5 Gal
hf-GH5334
BioBud 2.5 Gal

$225.58
728788 Hydro-logic Tubing Blue 3/8in 50ft Roll (10/Pk)
728788
Hydro-logic Tubing Blue 3/8in 50ft Roll (10/Pk)

$11.16
K112 Straight Blade Banana Knife
K112
Straight Blade Banana Knife

$4.66
747643 Hydro Flow / Netafim 12 mm Insert Elbow (Bag of 25)
747643
Hydro Flow / Netafim 12 mm Insert Elbow (Bag of 25)

$8.37
724446 MONDI SUPER SAUCER 14 INCH
724446
MONDI SUPER SAUCER 14 INCH

$1.93
hf-BCFTBK1 BH Fitting 1" Barbed
hf-BCFTBK1
BH Fitting 1" Barbed

$1.40
742440 Hydro Flow In-Line Micro Irrigation Valve- 3/16 in (Case of 150)
742440
Hydro Flow In-Line Micro Irrigation Valve- 3/16 in (Case of 150)

$78.68
dl-NPK290 RAW Cane Molasses - 2 oz
dl-NPK290
RAW Cane Molasses - 2 oz

$6.00
hf-DN45004 PumpGuard Water Pump Maintenance Solution, 4 oz (Case of 12) (Special Order)
hf-DN45004
PumpGuard Water Pump Maintenance Solution, 4 oz (Case of 12) (Special Order)

$6.68
eco-2206 Quick Hose Connectors, set of 2
eco-2206
Quick Hose Connectors, set of 2

$2.77
710123 SunGrip Original Light Hanger 1/8 in - Black - 1/Pair (12/Cs)
710123
SunGrip Original Light Hanger 1/8 in - Black - 1/Pair (12/Cs)

$9.99
746706 Black Ops Carbon Filter 8 in x 24 in 750 CFM
746706
Black Ops Carbon Filter 8 in x 24 in 750 CFM

$97.09
hf-FX14097 Bushdoctor Kangaroots 1 pt
hf-FX14097
Bushdoctor Kangaroots 1 pt

$8.00
723000 HUMBOLDT GROW 32OZ 12/CS
723000
HUMBOLDT GROW 32OZ 12/CS

$5.97
744132 Method Seven Cultivator LED Plus - POP Display Box (Case of 6)
744132
Method Seven Cultivator LED Plus - POP Display Box (Case of 6)

$354.00
901682 PowerVEG 420 4 ft 54 watt HO T5 (24/Cs)
901682
PowerVEG 420 4 ft 54 watt HO T5 (24/Cs)

$25.67
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Specials more
Mycormax
Mycormax
$87.64
$7.45
Reviews more
8' POWER CORD W/ MOGUL BASE SOCKET (FOR SELF-BALLASTED CFL/LED LAMPS)
GREAT QUALITY. BEST PRICE! Great fixture! Got it because it ..
5 of 5 Stars!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

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)
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)
RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
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BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
MI MW802 (was SM802) SMART pH/EC/TDS COMBINATION METER (1/CASE)
PH600-AQ PH METER 10/CS
PH600-AQ PH METER 10/CS
pH CONTROL KIT (12/CASE)
pH CONTROL KIT (12/CASE)
Control Wizard Accurate pH 8
Control Wizard Accurate pH 8
RAPITEST SOIL TEST pH NPK
RAPITEST SOIL TEST pH NPK
BLUELAB GUARDIAN MONITOR
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CW SOIL, pH AND MOISTURE MONITOR
CW SOIL, pH AND MOISTURE MONITOR
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INTERMATIC TN311-C HEAVY DUTY TIMER 15AMP
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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)
24-7 Nutrient Monitor.
24-7 Nutrient Monitor.
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS
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01.RAPITEST SOIL TEST pH NPK
02.Grower's Edge Large Display Thermometer / Hygrometer (20/Cs)
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08.pH DOWN QUART (12/CASE)
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11.pH 7.0 CAL SOLUTION 8OZ (12/CASE)
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13.pH DOWN 1 GALLON (4/CASE)
14.TITAN CONTROLS® APOLLO 6™ 24 HOUR ANALOG TIMER WITH 15 MINUTE INTERVALS (10/CASE)
15.RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880
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