Manual Growing lights
that is available). In the weeks
10 until 39, you can place the hives lower in the greenhouse, along the walkway under the gutter
(according to Koppert’s [...] after sunrise or after 10:00
in the morning, depending on the system you use to control the opening or closing of the hives. The
bumblebee hives should be [...] humans. They need the blue, green and UV spectrum for foraging, but do
not see in the red light spectrum. Conversely, humans do see in the red light spectrum