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Great for spot application
Most growers think of fungi as something bad that can happen to their crop
Ignition Failure
Optimal full spectrum provides plants Veg and Flower all stages with everything they desire in the natural sunlight
Bluelab pH 4.0 Calibration Solution 500 ml iPower Grow Lights Great for spot applicationpH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7. 0 first (buffer) then to pH 4. 0 (slope). Calibration Solutions should be stored in a cool place out of direct sun and heat. They should be stored with the lids securely tightened.
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