Bluelab Truncheon EC Stick Nutrient Meter CF PPM Strength Control Hydroponics BASIS or once plants stop growing

or once plants stop growing vertically

and plants can easily absorb it

and robust stalk and root growth

Do not use in combination with products containing hydrogen peroxide (H202)

Noise: 55 – 63dB

Bluelab Truncheon EC Stick Nutrient Meter CF PPM Strength Control Hydroponics BASIS or once plants stop growingItem Description The world's favourite nutrient meter! With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue LED's and no on off buttons to worry about, the Bluelab Truncheon Nutrient Meter has proven itself as the world's favourite nutrient meter. It is essential when growing with a hydroponic solution to KNOW what the strength of the solution is before feeding your plants AND while they are