Bluelab PH Probe KCL Solution 100ml Water Control This sensor pairs exclusively with

This sensor pairs exclusively with the Gro1 Wireless Weather Station (part # 301005)

chromium is often used for decorative purposes

The nitrogen found in Grow will help supply your plant with building blocks that will help make proteins to aid in cell division and growth

GAIA GREEN Alfalfa Meal improves the activity and overall nutritional value of compost

Bluelab PH Probe KCL Solution 100ml Water Control This sensor pairs exclusively withBluelab pH Probe KCl Storage Solution is made specifically for use with Bluelab pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and pH probes. For best results, use the KCl solution to store the pH pen probe after use and hydrate monthly.