When succeeded in rooting the cuttings, young plants will grow sufficiently.
photo: Ernst Stöckmann Baumschulen
|It is difficult to propagate Kalmia by rooting stem cuttings. The use of auxins, fog and special rooting media can help but these techniques are not always helpful for commercial success. Hybrids that can be easier propagated by cuttings have got a notice in the List of CultivarsList of Cultivars. Cuttings from young plants generally root more readily than those from older plants. According to the regional climate different times are the best to take cuttings. January, March, June, July and August-to-December each has been reported as the best time. The medium should be kept moist. It can be a mix of sand and peat. Best temperature is between 70 and 80 °F. Additional light for at least 16 hours can be helpful.|