The Perfect EC + PH Reading  🌡

The Perfect EC + PH Reading 🌡


Did you know you can BORROW AN EC METER FOR FREE from our Noosa Store? Visit us for details >>

Welcome to our comprehensive EC & pH Levels Chart for Hydroponic Plants! Maintaining the correct nutrient levels for your plants is essential for optimal growth and yield. This table provides a quick and easy reference guide to help you achieve the best possible results from your hydroponic garden.

Using this chart is simple. First, identify the type of plant you are growing from the list. Then, refer to the corresponding optimal pH and EC ranges, as well as the best growing medium and method for that plant. By following these guidelines, you can ensure that your plants receive the right balance of nutrients they need to thrive.

Remember that different plants have different needs, so it's important to adjust your nutrient levels accordingly. Testing your water regularly using an EC meter and pH tester is also crucial to ensure that your nutrient solution stays within the optimal range.

Overall, using this chart can help you to grow healthier, more productive plants in your hydroponic system. Happy growing!

Should you wish to buy an EC or PH meter, We have stocked a range of different budget options, as well as all solutions for maintaining the device and the PH of your reservoir. 

See our Full list of EC + PH below >>

 

 

Optimal
Plant Name pH Range EC Range Water Temp. (°C) Light Growing Medium Growing Method Season
Lettuce 5.5 - 6.5 1.2 - 2.0 16 - 24 High Coco coir NFT All
Spinach 6.0 - 7.0 1.2 - 2.0 20 - 25 High Rockwool DWC All
Kale 5.5 - 6.5 1.5 - 2.5 18 - 25 High Coco coir NFT All
Chard 6.0 - 7.0 1.8 - 2.5 18 - 22 High Rockwool DWC All
Arugula 6.0 - 6.5 1.2 - 1.8 15 - 20 High Coco coir NFT All
Watercress 6.0 - 7.5 0.8 - 1.2 15 - 20 High Rockwool DWC All
Mustard Greens 6.0 - 7.0 1.0 - 1.5 18 - 25 High Coco coir NFT All
Bok Choy 5.5 - 6.5 1.2 - 2.5 18 - 23 High Rockwool DWC All
Tatsoi 5.5 - 6.5 1.5 - 2.0 18 - 23 High Coco coir NFT All
Endive 6.0 - 7.0 1.5 - 2.0 18 - 22 High Rockwool DWC All
Sorrel 5.5 - 6.5 1.5 - 2.5 18 - 23 High Coco coir NFT All
Nasturtium 6.0 - 7.0 1.2 - 1.8 18 - 22 High Rockwool DWC All
Lemon Myrtle 5.5 - 6.5 1.5 - 2.0 20 - 28 Medium Perlite NFT All
Warrigal Greens 6.0 - 6.5 2.0 - 3.0 15 - 20 High Coco coir DWC All
Tomatoes 5.5-6.5 2.0-3.0 21-27°C 14-18 hours Clay Pebbles Drip System Summer
Peppers 5.5-6.5 1.8-2.5 21-27°C 14-18 hours Coconut Fiber Aeroponics Summer
Cucumbers 5.8-6.2 2.0-3.0 22-28°C 14-18 hours Rockwool Nutrient Film Techn. Summer
Broccoli 6.0-6.8 1.8-2.5 18-23°C 12-16 hours Perlite Ebb and Flow Fall
Cauliflower 6.0-7.0 1.8-2.5 18-23°C 12-16 hours Coco Coir Nutrient Film Techn. Fall
Swiss Chard 6.0-6.5 1.6-2.0 18-23°C 12-16 hours Rockwool Nutrient Film Techn. Fall
Strawberries 5.5-6.5 1.2-2.4 18-23 High light intensity Coco coir or Rockwool NFT or DWC Spring/Summer
Melons 6.0-6.5 2.0-3.0 20-25 High light intensity Coco coir or Perlite Drip irrigation or DWC Summer
Beans 6.0-6.5 1.6-2.4 20-25 High light intensity Coco coir or Perlite NFT or DWC Spring/Summer
Cabbage 6.0-6.5 1.6-2.4 18-23 Medium light intensity Coco coir or Rockwool NFT or DWC Spring/Fall
Mint 5.5-6.5 0.8-1.2 20-25 Medium light intensity Coco coir or Rockwool NFT or DWC Year-round
Squash 5.8-6.2 2.0-3.0 20-25 High light intensity Coco coir or Perlite Drip irrigation or DWC Summer
Zucchini 5.8-6.2 2.0-3.0 20-25 High light intensity Coco coir or Perlite Drip irrigation or DWC Summer
Celery 5.8-6.2 1.6-2.4 16-21 Medium light intensity Coco coir or Rockwool NFT or DWC Year-round
Chili 5.5-6.5 1.6-2.4 20-25 High light intensity Coco coir or Rockwool NFT or DWC Year-round

 

 


Dont grow blind!

 

This page contains information about:

  • EC meters for hydroponics
  • PH meters for hydroponics
  • Importance of EC and PH in hydroponic growing
  • Hydroponic plant health
  • Water quality for hydroponics
  • Nutrient management in hydroponics
  • Best EC and PH meters for hydroponics
  • Reviews of EC and PH meters for hydroponics
  • Maintaining healthy plants in hydroponics
  • Tips for using EC and PH meters in hydroponics
  • How to choose the right EC and PH meters for hydroponics
  • Affordable EC and PH meters for hydroponics
  • Advanced EC and PH meters for hydroponics.
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