Pollination checklist tomato
humidity (RH) of between 50% and 80%. A relative humidity of more than 80%-85% will result in pollen not being released and the bumblebees will become inactive [...] will still collect pollen, and leave bite marks, but no fruit will grow. Bumblebees are active at temperatures between 8 and 32 degrees Celsius. Their optimum [...] optimum activity level is at temperatures between 8 and 28 degrees Celsius. At temperatures between 28 and 32 degrees Celsius, their activity level gradually