Bluelab Soil pH Pen weight Compact and portable

Compact and portable

Well suited for seed cover when germinating seeds as it maintains proper moisture

Double junction probe (not replaceable)

and 1680D oxford diamond cloth is the thickest cloth available

Have you met Lightspeed grow lights

Bluelab Soil pH Pen weight Compact and portableThe 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 to optimize plant health and performance. It will also measure solutions too.