It will be horz. I'm sorry but i don't understand the meaning of the eye's blue stuff ( I'm from Denmark) I have to chose between:
1. A normal hps bulp.
400 Watt Philips SON-T Plus, Kelvin:? Lumen: ?
400 Watt Osram NAV-T Super HPS, Kelvin: 2000, Lumen: 55000
400 Watt GIB Extreme Output, Kelvin: 2000, Lumen: 58000
Or..
2. A hps bulp with enhanced blue spectrum.
400 Watt Osram Plantastar, Kelvin:? Lumen: ?
400 W Sylvania GroLux, Kelvin: 2050 Lumen: 58000
400 W Philips Agro HPS, Kelvin: 2050, Lumen: 55000
Hygge Zorg