Bluelab Soil pH Pen environmental accessories Fixed nitrogen dioxide gas detectors

Fixed nitrogen dioxide gas detectors are critical in agriculture

KALIX Silica supplies silicon and potassium making it a valuable addition to balanced plant nutrition programs

Perlite size #3

Improves Water Penetration

EC or TDS reading-Large LCD with plant-friendly green backlighting:-LCD can display all three essential hydroponic nutrient measurements at one time

Bluelab Soil pH Pen environmental accessories Fixed nitrogen dioxide gas detectorsA hardy handheld solution for measuring soil pH and temperature on the go Effective in most growing media and in water solution Fully waterproof not just water resistant Industry leading one year warranty for peace of mind Hold reading function to capture measurements with ease Simple two point calibration for increased accuracy Auto off function to extend battery life Automatic temperature compensation for accurate readings everywhere 1 x AAA