pH & EC

pH & EC

Reading the strength and pH of your nutrient formula is absolutely necessary for successful hydroponic growing. It's why you need precise pH & EC meters. Growers use these tools when making up the nutrient solution. Our pH meters are excellent for measuring the alkalinity/acidity of your nutrient formula. They're reliable and offer exceptional value for money. You'll get a digital reading of the pH level of your nutrient formula and adjust accordingly. The devices are made of strong and durable plastic and have an extensive lifespan. They're easy to calibrate and to use. Dip the end of the meter in the nutrient solution and it'll display the pH level of the liquid on the LCD screen. The units are water-resistant.

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Aqua Master Combo Pen P110 Pro - London GrowAqua Master Combo Pen P110 Pro - London Grow
ESSENTIALS LAB pH Down - London GrowESSENTIALS LAB pH Down 250ml - London Grow
Vitalink
ESSENTIALS LAB pH Down 30% Sale priceFrom £4.95
BioBizz Bio-pH Down - London GrowBioBizz Bio-pH Down - London Grow
Biobizz
BioBizz Bio-pH Down Sale priceFrom £6.25
Essentials - pH Meter - London Grow
Vitalink pH Buffer 7 - London GrowVitalink pH Buffer 7 250ml - London Grow
Vitalink
Vitalink pH Buffer 7 Sale priceFrom £3.95
Ecothrive Neutralise Water Conditioner - London GrowEcothrive Neutralise Water Conditioner 50ml - London Grow
Biobizz Bio-pH Up - London GrowBiobizz Bio-pH Up - London Grow
Biobizz
Biobizz Bio-pH Up Sale priceFrom £5.25
ESSENTIALS LAB pH Up - London GrowESSENTIALS LAB pH Up 250ml - London Grow
Vitalink
ESSENTIALS LAB pH Up Sale priceFrom £4.95
Bluelab pH Pen - London GrowBluelab pH Pen - London Grow
Bluelab
Bluelab pH Pen Sale price£88.95
Growth Technology pH Down 30%Growth Technology pH Down 30%
Vitalink pH Buffer 4 - London GrowVitalink pH Buffer 4 250ml - London Grow
Vitalink
Vitalink pH Buffer 4 Sale priceFrom £3.95
Bluelab Truncheon Meter - London GrowBluelab Truncheon Meter - London Grow
Vitalink - pH Test Kit - London GrowVitalink - pH Test Kit - London Grow
Essentials - EC Meter - London Grow
Bluelab Replacement pH Probe - London GrowBluelab Replacement pH Probe - London Grow
Bluelab EC Pen - London GrowBluelab EC Pen - London Grow
Bluelab
Bluelab EC Pen Sale price£78.95
Coming soon
Dutch Pro PH Down Grow - London GrowDutch Pro PH Down Grow 1L - London Grow
Dutch Pro
Dutch Pro PH Down Grow Sale priceFrom £7.45
Growth Technology pH Up - London Grow
ESSENTIALS LAB EC METER Calibration Solution 250ML 250ml - London Grow
Bluelab Probe Care Kit for pH - London Grow
Dutch Pro PH UpDutch Pro PH Up
Dutch Pro
Dutch Pro PH Up Sale priceFrom £7.95
Coming soon
Dutch Pro PH Down Bloom - London GrowDutch Pro PH Down Bloom 1L - London Grow
Dutch Pro
Dutch Pro PH Down Bloom Sale priceFrom £7.45
VitaLink pH Up Easy 25% - London GrowVitaLink pH Up Easy 25% 250ml - London Grow
Vitalink
VitaLink pH Up Easy 25% Sale priceFrom £3.20
CANNA Organic pH- 1L - London Grow
CANNA
CANNA Organic pH- 1L Sale price£13.95
Bluelab Probe Care Kit for pH & Conductivity - London Grow
Plagron - Lemon Kick 1L - London Grow
Coming soon
CANNA pH+ Pro 1L - London Grow
CANNA
CANNA pH+ Pro 1L Sale price£13.95
Bluelab pH Controller - London GrowBluelab pH Controller - London Grow
Bluelab
Bluelab pH Controller Sale price£519.95
Aqua Master pH Meter P50 Pro - London GrowAqua Master pH Meter P50 Pro - London Grow
Vitalink - Essentials Meter Store 30ml + sponge - London GrowVitalink - Essentials Meter Store 30ml + sponge - London Grow
PLANT!T - pH Meter - London Grow
Plant!t
PLANT!T - pH Meter Sale price£43.20
Bluelab Guardian Monitor Wi-Fi - London GrowBluelab Guardian Monitor Wi-Fi - London Grow
Coming soon
Bluelab Probe Care Kit for Conductivity - London Grow
Bluelab Combo Meter - London Grow
Bluelab
Bluelab Combo Meter Sale price£258.95
Bluelab pH Controller Connect - London Grow
Aqua Master EC Temp Meter E5 Pro - London GrowAqua Master EC Temp Meter E5 Pro - London Grow
Coming soon
Bluelab pH Meter - London Grow
Coming soon
Bluelab Replacement Soil pH Electrode Probe - London Grow
Bluelab Meter Carry Case - London Grow
Aqua Master Combo Meter P700 Pro 2 - London GrowAqua Master Combo Meter P700 Pro 2 - London Grow
Save £16.00
Bluelab Inline pH Probe - London Grow
Bluelab
Bluelab Inline pH Probe Sale price£143.95 Regular price£159.95
Bluelab Guardian Connect Inline - London Grow
Bluelab Connect Stick - London Grow
Bluelab
Bluelab Connect Stick Sale price£109.95
Save £39.00
Bluelab Guardian Connect - London Grow
Bluelab
Bluelab Guardian Connect Sale price£359.95 Regular price£398.95
Bluelab Leap Spear Tip Probe - London Grow
Bluelab Connect Stick 2 - London Grow
Bluelab Connect Range Extender - London Grow
Aqua Master EC1413 Calibration Solution 100ml - London Grow
Coming soon
Torus Hydro PerfectPH - London Grow
Torus Hydro
Torus Hydro PerfectPH Sale priceFrom £99.95
Aqua Master SparesAqua Master Spares
Aqua Master
Aqua Master Spares Sale priceFrom £19.95

Why pH and EC Levels Matter

Understanding and managing pH and EC levels are fundamental to successful plant growth. Here's why:

  • Optimal Nutrient Uptake: Correct pH levels ensure that nutrients are available for plant uptake. If the pH is too high or too low, certain nutrients can become locked out, leading to deficiencies.
  • Healthy Plant Growth: Balanced EC levels indicate the right concentration of nutrients in your solution. Too high or too low EC levels can stress plants, affecting their growth and yield.
  • Efficient Resource Use: Proper pH and EC management helps you use water and nutrients more efficiently, reducing waste and improving sustainability.

Top pH & EC Measurement Tools

Our best-selling pH and EC tools are trusted by growers for their accuracy and reliability. Explore these top-rated products to find the perfect solution for your grow setup:

AquaMaster P110 Pro

A versatile and reliable tool for measuring both pH and EC levels. Its easy-to-read display, interchangeable electrodes and robust design make it a favourite among growers.

Bluelab Truncheon

Renowned for its simplicity and durability, this EC meter provides quick and accurate readings, ensuring your nutrient solution is always perfectly balanced.

Bluelab pH Pen

A precision instrument for measuring pH levels. Its ergonomic design and high accuracy make it an essential tool for any grower.

Bluelab pH Controller Connect

Automatically monitors and adjusts pH levels, ensuring your grow environment remains stable and optimal without constant manual intervention.

Bluelab Guardian Monitor Wi-Fi

Offers comprehensive monitoring of pH, EC, and temperature, with the added convenience of remote access via Wi-Fi. It’s perfect for maintaining precise control over your grow conditions.

Choosing the Right pH & EC Tools for Your Needs

Selecting the right pH and EC tools depends on the size of your grow operation and your specific requirements. Here are some considerations to help you choose:

Standard pH and EC Pens

Standard pens are ideal for small to medium grow setups. They provide quick and accurate measurements, are portable, and easy to use.

Advanced Controllers

For larger or more complex operations, advanced controllers like the Bluelab pH Controller Connect which offers automated adjustments and continuous monitoring, reducing the need for manual checks and interventions.

Calibration and Storage Fluids

To ensure the accuracy and longevity of your measurement tools, it’s essential to use calibration and storage fluids regularly. These solutions keep your sensors clean and calibrated, providing reliable readings over time.

Maintaining Your pH & EC Measurement Tools

Proper maintenance of your pH and EC tools is crucial for ensuring their accuracy and longevity. Follow these tips to keep your equipment in top condition:

  • Regular Calibration: Calibrate your pH and EC meters regularly using appropriate calibration fluids to ensure accurate readings. Most standard pH Pens need to be calibrated with Buffer 4, and Buffer 7.
  • Proper Storage: Store your pens and probes in the recommended storage solutions to prevent drying out and damage.
  • Cleanliness: Keep your probes clean and free from residue to maintain their accuracy and responsiveness.

Benefits of Accurate pH & EC Management

Accurate pH and EC management offers numerous benefits for your grow environment:

  • Improved Plant Health: Maintaining the correct pH and EC levels ensures your plants receive the right nutrients, leading to healthier growth and higher yields.
  • Increased Efficiency: Efficient use of water and nutrients reduces waste and lowers costs, making your grow operation more sustainable.
  • Stress Reduction: Proper pH and EC levels reduce plant stress, preventing issues like nutrient lockout and over feeding.

Boost your grow game

Explore our pH & EC collection today to find the perfect tools for your setup. With London Grow, you can achieve precise nutrient management and optimal growing conditions, ensuring your plants thrive and produce bountiful yields. For the best in pH and EC measurement, use our tried and tested high-quality products that meet the needs of every grower