Bluelab Soil pH Pen 5002 Allow the blocks to drain

Allow the blocks to drain for a couple of seconds before positioning them on your growing surface

Model # Venlo

You get all the features and reliability of the legendary Mother Bucker

Installation can be completed by any licensed HVAC professional

Maintenance free

Bluelab Soil pH Pen 5002 Allow the blocks to drainBluelab Substrate pH Pen A handy solution made easy! The Bluelab Soil pH Pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to your plants. In soils or growing media, pH strongly influences the availability of the microorganisms to plants in the soil. Now you can closely monitor and adjust the pH levels right from the palm of your hand for optimum plant health and performance. It