Manual Growing lights
greenhouse, for example on the sidewalls, also
take the angle of the sun into account. It can happen that the direction of the sunbeams is too low and
therefore [...] into account the angle of the sun and the presence of a sidewall screen for placement of
hives.
To make sure bumblebees only fly around in the greenhouse [...] sunlight at the location of the
hive. Depending on the type of greenhouse, this resembles about 60-70 Watt/m2 sunlight outside.
To help them do their job, our