Researchers have found that significant energy reductions of up to 20% can be achieved by a combination of reduced night time temperature, morning CO2 injections and ventilation control. The specific combination of these climatic adjustments enables average temperatures to be maintained at the optimal level and produces more vigorous plants that are ready for holiday delivery dates
Links: https://cohaconnections.ca/winter-greenhouse-heat-consumption-reduction/Keywords: CO2 injections, ventilation control