Is that the light? Looks way better than most high K lights..
It doen't look anything like a high K light. more in the line of 6500k
Spectrums just short in red.. Can't show if there is nothing to bounce back at you.
Most find this Kelvin err "dull' because of that. Well one of the reasons. Glare is another.
Plants may grow shorter and bushier than usual but that is just a form thing not a function thing..
14000K will be, normally, flatter in the red zone.