BlueLab Soil pH Pen

A device for measuring soil pH and temperature

The BlueLab Soil pH Pen provides pH and temperature measurements of soils and substrates to ensure the desired nutrients reach your plants. pH has a strong influence on the availability of microorganisms to the plant in the soil. You can now measure and adjust the desired pH with incredible accuracy and optimize the health and development of your plants. The device measures the pH and temperature of an aqueous nutrient solution as well.