The growth is stimulated and accelerated by the increase in temperature. A straightforward and safe technology ensures the best possible propagation success. Therefore, the required heating of the entire greenhouse is not necessary. Also for seed culturing frames and cold frames. At a room temperature of ~ +20 °C, the uncontrolled basic temperature is ~ +40 °C.
The thermostat H 80 (aftermarket equipment) may be used to keep the desired temperature at a constant level.