Manual Growing lights
it takes up to 60-90 minutes for the last foraging bumblebee to return to the
hive. Under low light conditions, this time increases up to 120 minutes. [...] 12 hives are positioned above the walkway. The smaller
frames for 4 hives are placed close to the sidewalls, at the end of the plant rows, to optimize [...] sure the screens are open during the period of time that the bumblebees are
allowed to fly (Wireless BeeHome Systems on placement systems are open). If the