Bluelab® Combo Meter Plus HPS Bulbs An excellent fertilizer derived from

An excellent fertilizer derived from the frass of black soldier fly larvae

Key Features:

and a higher ratio of K than P because that’s what your high-value

Kelp Meal adds organic matter to the soil to enhance plant nutrition and improve resistance to abiotic stress

Bluelab® Combo Meter Plus HPS Bulbs An excellent fertilizer derived fromBluelab Combo Meter Plus The Bluelab Combo Meter Plus is an all in one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrient solution. The battery powered, lightweight unit can be used anywhere, anytime to measure critical parameters related to nutrient uptake in plants. The Bluelab Leap pH probe also allows fast and accurate pH measurements direct from the root zone in a wide range of growing media