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Sure To Grow
Hanna Instruments
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1000ppm Calibration Solution
NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.- SKU:
- HMDC1000
$6.50 -
ARROYO / 3.25"x 2.75" packs of 12,12 packs/case
The ARROYO: for GH Aeroflo2, Botanicare Econojet, DWC and similar systems
Sure To Grow products are designed to benefit growers and users by using a unique substrate and a technology designed for the 21st century. Sure To Grow is lighter, cleaner, and much less bulky than any other medium currently on the market. You will find that with Sure To Grow, less is truly more.
A revolutionary way to grow your crops in net pots and buckets! The new STG inserts are easy to use, and with no need to condition or pre-clean, they are ready to use right out of the box. Sized to fit most net pots and buckets, and are compatible with all major growing systems and methods such as: Flood and Drain, Aeroponics, Top drip, DWC, Raft and Fogponics.
Recommended for long-term crops such as tomatoes and cucumbers or plants with a large root mass.
• Available in 10 sizes ranging from a 2" cloner to a 2 gallon bucket
• Superior in performance to preexisting media alternativesLearn more about STG by watching their instructional videos at http://www.suretogrow.com/video/
- SKU:
- STGI3
Retail: $204.96
Special Price: $144.03
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Champ pH Tester
Champ is a rugged pH meter withsingle point calibration and a battery life of over 1 yeareven if used for 1 hour everyday. The new design features a larger LCD someasurments are easier to read from any angle. Champ comes with a protective cap thatcan be used to hold storage solution or as a meaurement vessel. The electrodeitself is replaceable by the user and has a non-clogging fiber junctionwhich makes it last much longer. The Champ can be used for Research, Science, Laboratory, Education, Aquariums, Hydroponics, Pools and more.- Accuracy (@20C/68F): 0.2 pH
- Calibration: Manual 1 point
- Temperature Compensation: NA
- Battery Type / Life 400 hours
- SKU:
- HI98106
Retail: $62.95
Special Price: $50.36
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Checker pH Tester with Replaceable Electrode
The Checker supplies you with fast and accurate readings from 0.00 to 14.00 pH with a resolution of 0.01 pH.
This compact tester features a large easy-to-read LCD and a simple to perform 2-point calibration.
The Checker is fast, accurate, lightweight and with 3000 hours of battery life, you don't have to worry about frequent battery replacement.
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- SKU:
- HI98103
Retail: $40.95
Special Price: $32.76
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CLIPPER - 2"X 2", 24 packs of 24 per case
The CLIPPER: for GH Rainforest, EZ Cloner, DWC, Raft, and similar systems
Sure To Grow products are designed to benefit growers and users by using a unique substrate and a technology designed for the 21st century. Sure To Grow is lighter, cleaner, and much less bulky than any other medium currently on the market. You will find that with Sure To Grow, less is truly more.
A revolutionary way to grow your crops in net pots and buckets! The new STG inserts are easy to use, and with no need to condition or pre-clean, they are ready to use right out of the box. Sized to fit most net pots and buckets, and are compatible with all major growing systems and methods such as: Flood and Drain, Aeroponics, Top drip, DWC, Raft and Fogponics.
Recommended for long-term crops such as tomatoes and cucumbers or plants with a large root mass.
• Available in 10 sizes ranging from a 2" cloner to a 2 gallon bucket
• Superior in performance to preexisting media alternativesLearn more about STG by watching their instructional videos at http://www.suretogrow.com/video/
- SKU:
- STGI1
Retail: $369.84
Special Price: $244.12
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CLIPPER Bio-D / 2"x2" packs of 24,24 packs/case
The CLIPPER BioD*: for EZ Cloner, Power Cloner, Clone Machine, and traditional soil applications
*Manufactured from Tencel, a biodegradable fiber
Sure To Grow products are designed to benefit growers and users by using a unique substrate and a technology designed for the 21st century. Sure To Grow is lighter, cleaner, and much less bulky than any other medium currently on the market. You will find that with Sure To Grow, less is truly more.
A revolutionary way to grow your crops in net pots and buckets! The new STG inserts are easy to use, and with no need to condition or pre-clean, they are ready to use right out of the box. Sized to fit most net pots and buckets, and are compatible with all major growing systems and methods such as: Flood and Drain, Aeroponics, Top drip, DWC, Raft and Fogponics.
Recommended for long-term crops such as tomatoes and cucumbers or plants with a large root mass.
• Available in 10 sizes ranging from a 2" cloner to a 2 gallon bucket
• Superior in performance to preexisting media alternativesLearn more about STG by watching their instructional videos at http://www.suretogrow.com/video/
- SKU:
- STGI2
Retail: $570.00
Special Price: $380.31
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Combo pH/EC/TDS/C/PPM Tester
- Dual-level LCD
- Replaceable pH Electrode Cartridge
- Automatic Caliibration
- SKU:
- HI98129
Retail: $194.95
Special Price: $157.04
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Conductivity/TDS Probe for Soil Measurement of HI993310
Stainless steel conductivity probe with internal temperature sensor DIN connector and 1 m (3.3') cable for direct soil measurement.For use with HI993310 only.;- SKU:
- HI76305
Retail: $156.95
Special Price: $120.85
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Cont. pH/TDS/temp Monitor
Designed for continuous monitoring of pH TDS and temperature the monitor is simple to install and can be placed above the sample to be tested. pH TDS and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. No more switching between parameters.Users can easily select the temperature unit (°C or °F) on the back panel.The gel-filled pH electrode is provided with a waterproof sleeve to protect the BNC connector. The unique design of the electrode provides longer life in aggressive solutions. The TDS probe is easy to clean and requires little maintenance. Measurements are accurate and the meter can be calibrated at one or two points for pH and at a single point for TDS. Temperature is factory calibrated.FEATURESSimultaneous display of pH TDS and temperatureContinuous measurementsMeasure in °C or °FThree backlit displaysIncludes pH electrode TDS probe (fixed) temperature probe (fixed) pH 4.01 buffer solution sachet pH 7.01 buffer solution sachet1382 ppm calibration solution sachet electrode cleaning solution sachet (2) screwdriver 12 VDC adapter and instructions- SKU:
- HI9815045
Retail: $252.95
Special Price: $194.77
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Continuous pH/TDS/temp Monitor
Designed for continuous monitoring of pH, TDS and temperature the HI 981504 is simple to install and can be placed above the sample to be tested. pH, TDS and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. This means no more switching between parameters.
The HI 1286 gel-filled pH electrode is provided with a waterproof sheath to protect the BNC connector. The unique design of the electrode provides longer life in aggressive solutions. The HI 7634 TDS probe is easy to clean and requires little maintenance. Measurements are accurate and the meter can be calibrated at one or two points for pH and at a single point for TDS. Temperature range is factory calibrated.
- SKU:
- HI9815047
Retail: $262.95
Special Price: $202.47
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Digital light Meter
Designed for simplicity of use in taking rapid light measurements this product is a portable lux meter designed to perform light measurements simply and accurately. The instrument is supplied with a light sensor connected by a fixed 1.5 m coaxial cable to allow measurements to be taken from a distance without any interference from the operator.By simply pressing the RANGE key users can switch among three ranges to choose the best resolution according to the environment being tested. The HI 97500 lux meter has a rugged and water-resistant body for frequent outdoor use.The HI 97500 features a low battery indicator and automatic shut-off feature that turns the meter of after 7 minutes of non-use. Powered by a single 9V battery this instrument guarantees about 200 hours of continuous operation.FeaturesThree measurement rangesLight sensor attached to 1.5 meter coaxial cableRugged waterproof caseLow-battery indicator- SKU:
- HI97500
Retail: $163.95
Special Price: $126.24
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DiST 1 TDS Tester
- Automatic Temperature Compensation
- Simple 1 Point Calibration
- Easy-to-use and Inexpensive
- SKU:
- HI98301
Retail: $77.95
Special Price: $60.02
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DiST 5 EC/TDS Meter
- Dual-level LCD
- Replaceable Graphite Electrode Cartridge
- Automatic Calibration
- SKU:
- HI98311
Retail: $130.95
Special Price: $100.83
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Gro'chek replacement probe for Model HI9813-6 Probe HI1285-6
Gro'chek Replacement Probe for H19813-6- SKU:
- HI1285-6
Retail: $138.95
Special Price: $106.99
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GroChek EC Electrode
Hanna replacement EC electrode for pocket testers.- SKU:
- HI7632
Retail: $57.95
Special Price: $46.36
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GroChek EC Monitor
- Waterproof
- Rugged Housing
- Large LCD
- SKU:
- HI983302N
Retail: $114.95
Special Price: $88.51
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GroChek EC Tester
This EC tester has been specifically designed to address the needs of operators in hydroponics greenhouses and nurseries.Calibration is easy and completely automatic. Simply press and hold the on/off button for a few seconds and the meter will request the appropriate calibration solution. Place the probe in the solution and wait until it is calibrated. No extra buttons to push or dials to turn!The probe measures 24 cm (9.4) and can be used to mix fertilizer solution. The meter switches off after five minutes of inactivity to save battery life. The outer casing also incorporates a molded eye so that the meter can be hung right where it is needed.Ideal for hydroponics and greenhousesWaterproof housing floats for quick retrievalAuto switch-off for longer battery lifeFertilizer mixer (long and rugged probe)Lightweight -- it floatsWater resistantIdeal for mixing fertilizerAutomatic temperature compensation"- SKU:
- HI981410
Retail: $115.95
Special Price: $89.28
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GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe
- large liquid crystal display for easy reading
- housing completely sealed against vapors and humity
- probe automatically compensates for temperature variation
- SKU:
- HI983301N
Retail: $114.95
Special Price: $88.51
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GroChek Hanna pH Indicator
- Waterproof
- Rugged Housing
- Large LCD
- SKU:
- HI981401N
Retail: $119.95
Special Price: $92.36
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GroChek Hanna pH/EC/TDS/C/PPT Pocket Tester
- Dual-level LCD
- Replaceable pH Electrode Cartridge
- Automatic Calibration
HI98129 Shown Above
- SKU:
- HI98130
Retail: $194.95
Special Price: $157.04
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GroChek pH & TDS Combo Continuous Reading Meter
- Displays pH & EC Simultaneously
- Adjustable Setpoints
- Space Efficient
- SKU:
- HI981404N
Retail: $210.95
Special Price: $162.43
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GroChek pH Tester
- Shock Resistant Casing
- Water Resistant Housing
- Replaceable Electrode
- SKU:
- HI981408
Retail: $113.95
Special Price: $87.74
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GroChek pH/EC/TDS/C Portable Meter w/ Cal Check
HI 9813-6N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. It features an extra large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. HI 9813-6N is a pH/EC/TDS meter designed for simplicity of use in taking pH, mS/cm, ppm and temperature in the °C scale measurements. HI 9813-6 includes all the features of the HI 9813-5 while incorporating our exclusive CAL CHECKTM feature. CAL CHECKTM allows the user to easily check the probe calibration status at any time. Both instruments utilize the HI 1285 series pH/EC/TDS/temperature probe. This probe features a fiber junction and gel electrolyte making it ideal for fertilizer solutions.
Features
Water resistant
On-screen user guides-Save time with on-screen calibration guides
BEPS (Battery Error Protection System) alerts the user in the event that low battery power could adversely affect readings
Switch parameters at the touch of a button
Automatic Temperature Compensation- For pH and conductivity
Simple calibration-Dials located on the front panel makes calibration quick and simple, even for non-technical users
Battery % displayed on startup
Fast response probe included- SKU:
- HI9813-6N
Retail: $283.95
Special Price: $218.64
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GroChek pH/EC/TDS/C Portable Meter w/ Cal Check
HI 9813-5N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. It features an extra large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. HI 9813-5N is a pH/EC/TDS meter designed for simplicity of use in taking pH, mS/cm, ppm and temperature in the °C scale measurements.
Features
Water resistant
On-screen user guides-Save time with on-screen calibration guides
BEPS (Battery Error Protection System) alerts the user in the event that low battery power could adversely affect readings
Switch parameters at the touch of a button
Automatic Temperature Compensation- For pH and conductivity
Simple calibration-Dials located on the front panel makes calibration quick and simple, even for non-technical users
Battery % displayed on startup
Fast response probe included- SKU:
- HI9813-5N
Retail: $283.95
Special Price: $218.64
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GroChek pH/EC/TDS/Temp. Combo
- Large, Dual-level Backlit LCD
- Waterproof
- Auto Calibration & pH Temp. Computing
- SKU:
- HI991404
Retail: $246.95
Special Price: $190.15
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GroChek replacement probe for HI9813
GroChek replacement probe for HI9813- SKU:
- HI1285
Retail: $138.95
Special Price: $106.99
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GroChek replacement probe for HI9813-0
GroChek replacement probe for HI9813-0- SKU:
- HI1285-0
Retail: $154.95
Special Price: $119.31
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Grochek Replacement Probe for HI9813-5 & HI9813-5N
This pH/EC/TDS/temperature probe probe features a fiber junction and gel electrolyte making it ideal for fertilizer solutions. It is a replacement electrode for the GroChek series -5" models: HI9813-5 & HI9813-5N and is designed for simplicity of use in taking pH mS/cm ppm and temperature in the °C scale measurements.The;meter the;probe supports is a;versatile water resistant multiparameter portable instrument specifically designed for agricultural applications such as hydroponics greenhouses farming and nurseries. It features a large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument."- SKU:
- HI12855
Retail: $129.95
Special Price: $100.06
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GroChek TDS Tester
This TDS tester has been specifically designed to address the needs of operators in hydroponics greenhouses and nurseries.Calibration is easy and completely automatic. Simply press and hold the on/off button for a few seconds and the meter will request the appropriate calibration solution. Place the probe in the solution and wait until it is calibrated. No extra buttons to push or dials to turn!The;probe measures 24 cm (9.4) and can be used to mix the fertilizer solution. The meter switches off after five minutes of inactivity to save battery life. The outer casing also incorporates a molded eye so that the meter can be hung right where it is needed.FeaturesLightweight -- it floatsWater resistantIdeal for mixing fertilizerAutomatic calibrationAutomatic temperature compensationRugged housing Large LCD"- SKU:
- HI981409
Retail: $115.95
Special Price: $89.28
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Grow Cubes 1.5"x1.5"x1.5" Pads
Learn more about STG by watching their instructional videos at http://www.suretogrow.com/video/
STG Grow Cubes are designed as starter cubes for seed and cutting propagation. They can be used directly into NFT trough or float systems or can be transplanted to either soil or soilless media, as well as into the STG Grow Block for larger plants. The cubes are open celled, water absorbing forms that promote rapid root formation. They are free of pathogenic organisms and require no pretreatment or further sterilization. The physical format of the STG Grow Cubes anchors the plant and provides capillary action for efficient water feeding.
Recommended for germination of seeds and for rooting cuttings.
Special Features:
• 3/8”wide x 3/8” deep dibble hole.
• Cross-cut “X” for insertion of cuttings and larger seeds.
• Suitable for “bunch seeding” of herbs and baby greens.
• Compatible with STG Flood and Drain Mats.
Crops: Suitable for the production of Cucumbers, Tomatoes, Sweet Peppers, Flowers, Herbs, Baby Greens, Lettuce, Ornamentals, Vegetable Transplants, Greenroof Plants, Rooted Cuttings.
Hydroponic System Compatibility:
Drip, Ebb & Flow, Float, NFT, Wick, Aeroponic- SKU:
- STGC2
Retail: $315.90
Special Price: $234.00




