The Bluelab Conductivity Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed. To feed plants well, we need to kno..]]> https://happygrowsupplies.com/bluelab-ph-pen/ Sat, 22 Oct 2016 22:48:52 +0000 https://happygrowsupplies.com/bluelab-ph-pen/

Bluelab pH Pen

The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH.

Hydroponic growing lets you give the best care possible to your plants.

The qu..

Price: $236.39

Bluelab pH Pen

The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH.

Hydroponic growing lets you give the best care possible to your plants.

The qu..

Price: $236.39

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