VIVOSUN GrowHub E25 Controller Keep out of direct sunlight

Keep out of direct sunlight and extreme temperatures

A more heavily colonised root zone tends to take up nutrients more efficiently and has better natural resistance to root disease pressure

and plants (when used correctly)

fulvic acid

The vertical lamp design means you can mount this significantly closer to your canopy than conventional reflectors without risk of light burn

VIVOSUN GrowHub E25 Controller Keep out of direct sunlightVIVOSUN GrowHub E25 Controller Professional Construction, Smart Pricing Our thoughts Smart control features without the usual premium pricing. Flexible combinations supports SGS devices like AeroLight, AeroZesh, and AeroWave E. One we sell a lot of for new growers. The Vivosun GrowHub E25 Controller is a compact, plug and play hub designed to expand your Smart Grow System. It works as a standalone controller or as an expansion port for the GrowHub E42