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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
Growers can choose between 2 models
Add the product at a rate of between 2ml and 4ml of formula per 1L of water and stir well
19mm or 25mm
It is particularly useful as a preventative for spider mites
Around 10% of plants' weight is silica
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