Bluelab EC Pen ROX Add the product at a

Add the product at a rate of between 2ml and 4ml of formula per 1L of water and stir well

It promotes explosive blooming

Vitamins and amino acids are biocatalysts and building blocks in plant metabolism

Maintain the level towards the lower end as the pH will rise naturally once you add the nutrients and supplements

19mm or 25mm

Bluelab EC Pen ROX Add the product at aOverview The Bluelab Conductivity Pen is a highly accurate, well built piece of essential equipment for growing in hydroponic systems. As well as displaying an EC reading, it will also show you the temperature of your solution. General Information Ensuring your EC level is within correct range is essential for healthy, vigorous plant growth. It will help you identify whether you are over or underfeeding your plants which ultimately gives you more