Bluelab 500ML 2.77EC Conductivity Standard Solution - Hydroponic Testing Equipment Rooting Aids and the flowers are splendid

and the flowers are splendid for cutting

Harvesting of edible crops 24 hours after last application

For some heavy feeding plants the recommended ratios can be as much as doubled (to a maximum EC reading of around 2

greenish yellow capsule which forms in February to July (late summer to mid-winter) splits to expose shiny black seeds

Bluelab 500ML 2.77EC Conductivity Standard Solution - Hydroponic Testing Equipment Rooting Aids and the flowers are splendidProduct Features Benefits Contains 500 ml Improve EC PPM accuracy with regular cleaning. Boost accuracy with regular cleaning How to care for your Bluelab EC products If you want to ensure the ongoing accuracy of your Bluelab conductivity products, we recommend that you clean and test them on a regular basis. All our conductivity pens and meters are factory calibrated, so you wont need to recalibrate them. Instead, you should clean your Bluelab EC