Manual Growing lights
general advice is to place the hives as high as possible (above the crop) in
the greenhouse. Several placement systems can be used for this. It is also important [...] pollination is optimized during the winter months.
Keep in mind that growing lights produce a lot of heat, and can therefore influence the local
climate in the [...] spectrum for foraging, but do
not see in the red light spectrum. Conversely, humans do see in the red light spectrum but also in the
green and blue light spectrum