Bluelab® Conductivity Pen organic With an NPK ratio of

With an NPK ratio of 1-5-4

High par value

carefully dried and finely milled

helping plants flourish in adverse environmental conditions such as heat

fungi and organic matter in the soil to feed plants and stimulate growth

Bluelab® Conductivity Pen organic With an NPK ratio ofA robust handheld solution for measuring conductivity and temperature on the go Fully waterproof, not just water resistant Selectable measurement units so you can customise with your preferences Flat electrode for easier cleaning and maintenance Hold reading function to capture every measurement with ease Automatic temperature compensation for accurate readings anywhere Auto off function to extend battery life 1 x AAA alkaline battery included,