Spider Farmer UV60 & IR30 LED Grow Light Bars Set - 90cm 10 Inch / 250 MM Adjust the pH of the

Adjust the pH of the solution to the required level using pH up or down as necessary

the meter is IP67 waterproof and can even float

which improves the conversion of organic and inorganic fertilisers into plant-available forms for more efficient nutrient uptake

Free from harsh chemicals

High PAR Output: Advanced Xenon Fill Gas increases spectral efficiency

Spider Farmer UV60 & IR30 LED Grow Light Bars Set - 90cm 10 Inch / 250 MM Adjust the pH of theSpider Farmer's UV60 & IR30 light bar set adds targeted 365nm ultraviolet and 730nm far red output to an existing grow light, letting you supplement the parts of the spectrum a standard full spectrum panel leaves out. The set pairs two 90cm UV bars with two 90cm IR bars and is intended to run alongside a main light of 500W or more. Why growers choose the UV60 & IR30 set UV supplement (365 370nm): Spider Farmer positions the UV bars to help lift yield,