Higher temperature produces faster effect.
If possible keep the temperature between 65-70F. High temperature accelerates fungus and bacterial growth above 70F. High temperature of the ambient air stimulates the growth of shoots at the expense of roots. Keep the air temperature lower than the soil temperature. Control the light After Rhizopon AA treatment and planting in media the cuttings need light and water. For cuttings with leaves light is required for photo-synthesis to develop natural foods in the form of carbohydrates. Provide shade on bright, hot days to avoid scalding the cuttings.