Bluelab EC Pen Shipping These catalysts that activate and

These catalysts that activate and sustain the microbes include humic acids

With a high concentration of active ingredients

flourish is clean and pure enough for use in all growing situations

designed to be efficient

With its organic composition

Bluelab EC Pen Shipping These catalysts that activate andConductivity Pen pH and temperature measurement The Bluelab Conductivity Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed. To feed plants well, we need to know what were feeding them. Start with a quality nutrient. Measuring the conductivity every day is the best way to avoid over diluting or over concentrating your nutrient solution. Completely change the reservoir