Optimal placement of bumblebee hives
hives can be placed higher inside the crop, at a minimum height of 1.4 meters above the ground, particularly in dense crop areas. On the darkest days of winter [...] different directions, away from the crop. For horizontal placement, entrances may be in the same direction, but away from the crop, with a maximum of two hives [...] winter, consider placing the hives above the crop near the greenhouse roof. This allows bumblebees to receive maximum daylight, aiding their orientation