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Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
Growers can choose between 2 models
Low battery indicator
Around 10% of plants' weight is silica
Hesi Bloom Complex contains a complete range of active elements
Bluelab EC Pen ROX Growers can choose between 2Overview 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
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