Bluelab Soil pH Pen weight 100°K has very high 1

100°K has very high 1

and Lumlux demonstrates this with their ISO 9001:2000 Quality control certification

and 1680D oxford diamond cloth is the thickest cloth available

the widely used ascophyllum nodosum or Norwegian Sea Kelp

even distribution

Bluelab Soil pH Pen weight 100°K has very high 1The 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.