Pollination checklist tomato
germination capacity of the pollen decreases, potentially resulting in problems with fruit setting. The bumblebees will still collect pollen, and leave bite marks [...] bumblebees stop flying. From the moment, the bumblebees will occupy themselves with cooling the hive until the temperature drops below 32 degrees Celsius again [...] provided by the crop, a crate, or other screening methods. During periods with extreme temperatures, extra measures will be required such as active cooling