GroLine Hydroponics pH Tester spl_spectrumking In this tray sits a

In this tray sits a stand covered by a sheet of absorbent cloth that draws water up and into the bottoms of the planted seed trays by capillary action

Assembled dimensions:

a supplement to help build strong plants and help to hold heavy yields

or intracanopy setup

and green spectral energy optimizing plant growth and yield

GroLine Hydroponics pH Tester spl_spectrumking In this tray sits aThe HI98115 is a GroLine pH tester with advanced features for the measurement of pH in hydroponic nutrient solutions. The HI98115 is a very simple meter to operate with all functions including turning on off and calibration are performed with a single button. The HI98115 features a replaceable HI1271 pH electrode that can be changed when needed without having to buy a new meter. The HI98115 is supplied complete with a carrying case and calibration