VIVOSUN GrowHub E25 Controller | WiFi Expansion Port for Smart Grow Systems PAR Sensor Coir requires approximate 20-40 %

Coir requires approximate 20-40 % DRAIN each day to keep the nutrients around the roots within acceptable concentrations

and heavy runoff water

making them highly resistant to root rot (Pythium) and overwatering stress

which is common with older analog systems

causing the background pH and EC values to naturally fluctuate over time

VIVOSUN GrowHub E25 Controller | WiFi Expansion Port for Smart Grow Systems PAR Sensor Coir requires approximate 20-40 %Take total command of your indoor environment with the Vivosun GrowHub E25 Controller. Engineered as a high performance expansion port for the GrowHub E42 and E42A, the E25 allows you to scale your Smart Grow System (SGS) with unmatched flexibility. This compact, Wi Fi enabled device bridges the gap between your hardware and the Vivosun App, giving you professional grade automation in the palm of your hand. Whether you're managing a single tent or a