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correcting deficiencies
Designed for soil and coco
Swell is formulated with nutrients that help to push plants to their limits during the final weeks of flower
Like the 200W model
Bluelab EC Pen - Temperature Compensated Digital EC Tester Beneficial Inoculants correcting deficienciesBluelab EC Pen Temperature Compensated Conductivity Tester A meter to measure the strength of your nutrient solution is one of those really necessary items for enthusiastic hydroponics growers. Bluelab's EC Pen features the same robust build quality, accuracy and reliability that make Bluelab testing equipment the default choice for growers across the world. How the Bluelab EC Pen Works The Bluelab EC Pen measures the electrical conductivity of your
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